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[Discuz X3.2] Discuz! System Error---函嗅閮芸隢瘙嗡葉急瘜摮蝚佗撌脩鋡怎頂蝯望蝯[2撘萄]

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頝唾唳摰璅撅
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潸” 2015-7-19 20:45:45 | 芰閰脖 |芰憭批 撣 |摨閬 |梯璅∪
砍敺 IT_man 2015-7-19 20:51 蝺刻摩 8 j9 m5 U6 E+ ?& J. {

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http://www.alexa.com/  園Y憒銝憿8 |/ N3 C4 Z3 n8 R" ^3 K  _
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6 E7 T! P5 }, @( g+ Y閫瘙箸寞憒銝:
! M7 |0 E( y2 D+ k: zsource\class\discuzdiscuz_application.php曉( a: x0 f  X; e  U' A) g
  1. private function _xss_check() {0 I6 \! K  r: @1 t9 ]! c  g( c

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  3.   static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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  5.   if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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  6.     system_error('request_tainting');
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  9.   if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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  10.     $temp = $_SERVER['REQUEST_URI'];
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  11.   } elseif(empty ($_GET['formhash'])) {! {+ j: j5 p8 n/ Q2 m) b
  12.     $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');3 i" [; z" L) G
  13.   } else {6 \6 n0 W- n3 q
  14.     $temp = '';
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  17.   if(!empty($temp)) {% J5 ?; R6 P$ k/ P7 x) j/ r
  18.     $temp = strtoupper(urldecode(urldecode($temp)));3 |0 v3 c6 {& @# ^3 i
  19.     foreach ($check as $str) {9 i( z; D+ r# U! B9 e9 m
  20.       if(strpos($temp, $str) !== false) {6 `! g# M3 x  p" n+ }! ]1 B6 m9 {. I
  21.       system_error('request_tainting');4 K; U2 j6 _1 F' c
  22.     }
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  26.                 return true;
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  1. private function _xss_check() {
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  2.                 $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));; m0 v& l8 c& [
  3.                 if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {; n; W% G; w9 G# }
  4.                         system_error('request_tainting');& Y: H3 d/ C2 p9 W# }
  5.                 }
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  6.                 return true;% y; W4 H- N, F2 r* o( K% W) @
  7.         }
銴鋆賭誨蝣
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