砍敺 IT_man 2015-7-19 20:51 蝺刻摩 7 [3 b3 O! U! F/ {9 i
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, _4 z. [2 _1 o( ~0 ]2 Vhttp://www.alexa.com/ 園Y憒銝憿9 I5 G( k0 e* ?& @1 i0 {# S5 l
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source\class\discuzdiscuz_application.php曉# a5 B% D; F; f( Z7 |7 c2 a
- private function _xss_check() {3 k. F4 ~$ k( W& A" ^7 h4 \& {8 C
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');! c. X) w' X6 s( f4 K9 o
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- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {! k" y4 j, _. d8 i7 a
- system_error('request_tainting');0 E3 Y# y0 {* p+ q
- }
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' s! }" d7 F& x) A5 k- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {' J3 I3 Z5 e, ~; S+ p
- $temp = $_SERVER['REQUEST_URI'];
" Z* @2 c" ?* U8 [) F' P7 O - } elseif(empty ($_GET['formhash'])) {
! Z m8 x* H# x E& t2 S* y2 O - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');; q% e0 O1 n1 S$ B _
- } else {5 w u' w/ n, L V5 z
- $temp = '';
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( P7 G$ P) G# r4 Z. C; C$ {- if(!empty($temp)) {
6 F- i) X0 p3 n: z- W! [, l - $temp = strtoupper(urldecode(urldecode($temp)));
3 X% p1 a, n% W8 U! h8 H7 I0 v - foreach ($check as $str) {
6 M6 A2 K& {3 b6 E% n/ I& U - if(strpos($temp, $str) !== false) {8 ?% D" w8 v/ |5 E: u/ o
- system_error('request_tainting');
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- }
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
$ S3 P# u {" D/ ? }: Q' r# B# d- private function _xss_check() {
( c" C/ t" z7 P5 @8 j - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));) }3 Q& n: R- z: v& @
- if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
7 {- P+ o3 d7 k. X! ]" F - system_error('request_tainting');; U2 Q+ O$ y h- M- Q9 C
- }
+ T7 u7 M$ j/ l9 Y - return true;
# Y2 F& `0 T( m8 C1 S- G9 e - }
銴鋆賭誨蝣
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