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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]

[銴鋆賡包
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 & t8 P/ n  ~# i6 C2 h
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! f' e5 W6 A, V6 o9 Ihttp://www.alexa.com/  園Y憒銝憿
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閫瘙箸寞憒銝:
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  1. private function _xss_check() {. I1 v# K; s- ]1 U8 Y" B7 I. P
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  3.   static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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  5.   if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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  6.     system_error('request_tainting');# ?3 e& ?2 r2 @
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  9.   if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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  10.     $temp = $_SERVER['REQUEST_URI'];
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  11.   } elseif(empty ($_GET['formhash'])) {
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  12.     $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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  13.   } else {( j' I# H6 q  n  r  @
  14.     $temp = '';, t- m  H. u3 L0 {0 @
  15.   }) g/ @1 G: i: A8 O7 b  r
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  17.   if(!empty($temp)) {
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  18.     $temp = strtoupper(urldecode(urldecode($temp)));4 G. v7 g! G0 d
  19.     foreach ($check as $str) {$ W1 s2 m3 i* G7 ?
  20.       if(strpos($temp, $str) !== false) {" e, `0 n/ X: u
  21.       system_error('request_tainting');1 i2 C/ ~7 H& S: U5 W  R" J
  22.     }
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  24.                 }
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  26.                 return true;
銴鋆賭誨蝣
湔挾銴鋆賣:

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  1. private function _xss_check() {, O- G5 y1 j- R5 A: x
  2.                 $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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  3.                 if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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  4.                         system_error('request_tainting');
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  5.                 }
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  6.                 return true;
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  7.         }
銴鋆賭誨蝣

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