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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
璅銝
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
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http://www.alexa.com/  園Y憒銝憿
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1 X( F$ I. g3 y閫瘙箸寞憒銝:
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  1. private function _xss_check() {
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  3.   static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');- q# G2 i" r& Z! _

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  5.   if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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  6.     system_error('request_tainting');
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  7.   }
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  9.   if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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  10.     $temp = $_SERVER['REQUEST_URI'];
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  11.   } elseif(empty ($_GET['formhash'])) {5 ^2 T  U# ]1 T' ~) m" x" `0 V
  12.     $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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  13.   } else {
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  14.     $temp = '';
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  15.   }
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  17.   if(!empty($temp)) {, N5 {2 Z8 b" a) j
  18.     $temp = strtoupper(urldecode(urldecode($temp)));: j4 C4 |$ Z& p7 r
  19.     foreach ($check as $str) {
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  20.       if(strpos($temp, $str) !== false) {
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  21.       system_error('request_tainting');/ s  Y2 Q$ A# c, W  R+ @
  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() {. F- _4 H. X/ a% o4 g
  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) {8 l( I1 @+ [0 V& o& X1 E
  4.                         system_error('request_tainting');( Q+ R) y* j- b: p
  5.                 }; h  p! j. l4 M6 i
  6.                 return true;7 d8 i- A: ]2 T; t& ?1 d
  7.         }
銴鋆賭誨蝣

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