砍敺 IT_man 2015-7-19 20:51 蝺刻摩 % N+ h( L: Z5 E Z) B
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http://www.alexa.com/ 園Y憒銝憿 ^2 }, Z9 G- q9 m( h( B5 ]
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! G9 F/ j6 I* Z( R閫瘙箸寞憒銝:
& L2 k& l2 R8 Rsource\class\discuzdiscuz_application.php曉( W2 E. n- }% V4 L; \
- private function _xss_check() {7 A: d1 N) ~& P
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');9 B1 j! a2 G/ ^) V5 f
# X/ e8 |, A( L0 N/ ~- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
( v4 V u6 E9 z4 n7 n5 O; m - system_error('request_tainting');
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7 }0 N* s) U6 B) ~- ^# d- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
" Z0 X! Z, T7 b1 V7 C9 i* ~2 e - $temp = $_SERVER['REQUEST_URI'];
$ u% c3 N3 ?# T ^. Q - } elseif(empty ($_GET['formhash'])) { s" N" p4 _, V6 N% \3 o
- $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');; P7 |8 U1 p( H6 k: n, K, ~5 h4 D
- } else {
4 y! a2 s% x M0 Q9 ]) E0 `5 ? - $temp = '';
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5 I' j3 k6 k$ h/ m- if(!empty($temp)) {# D: Y0 e" k% @; Z C. |
- $temp = strtoupper(urldecode(urldecode($temp)));
) I/ v+ w# V+ A4 V, b - foreach ($check as $str) {. k: \6 O+ w" q' N8 i
- if(strpos($temp, $str) !== false) {! }" P. ]2 _) H7 t2 D* x6 n
- system_error('request_tainting');: G5 G) @9 o: O
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- }
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
# c( B3 m o4 _3 N5 I$ v8 x- private function _xss_check() {
' {- k- F3 ^. a9 ?4 U - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
; e4 e+ ~# r7 L2 n2 e+ s - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
: F7 M( _7 M' j. d - system_error('request_tainting');0 `. t( O: w+ c! E% i
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- return true;) S9 i5 G# s# J E5 G% r; d
- }
銴鋆賭誨蝣 0 w" \# m" j9 l6 e
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