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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 , B* |% P9 u7 U, }& I2 ]" g9 F. w

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: i3 v. e1 P6 G( R% f& L1 ]6 N9 W, Uhttp://www.alexa.com/  園Y憒銝憿5 \+ L* M+ W* z6 L2 ^

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source\class\discuzdiscuz_application.php曉# ~( {' ]5 c+ _# F& d; }
  1. private function _xss_check() {
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  3.   static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');5 Q, @* |) a% F
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  5.   if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {/ K: J  M: W) m. Y+ ?% E
  6.     system_error('request_tainting');
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  7.   }, e; r# S4 U9 S: W2 U
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  9.   if($_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 {
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  14.     $temp = '';
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  15.   }
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  16. % A+ ^& M2 a. m/ ?5 S+ p% t
  17.   if(!empty($temp)) {4 w1 B  A- Y/ b; C
  18.     $temp = strtoupper(urldecode(urldecode($temp)));
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  19.     foreach ($check as $str) {
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  20.       if(strpos($temp, $str) !== false) {
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  21.       system_error('request_tainting');
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  23.   }
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  24.                 }
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  26.                 return true;
銴鋆賭誨蝣
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  1. private function _xss_check() {! D) Q- W# h8 F' t# {" k. p
  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;4 V3 m5 y8 i/ |2 S
  7.         }
銴鋆賭誨蝣

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