故障描述:
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退出登录时出现”您当前的访问请求当中含有非法字符,已经被系统拒绝“错误。
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解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
6 ~3 D' U0 C1 F9 t# l# |private function _xss_check() {
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, D6 P6 e* o) D# u9 m( @ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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7 k- w. B' h, V/ r9 {$ m if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
4 @, `& f. |7 y3 H system_error('request_tainting');
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& Y" o+ Q$ P6 R8 w' A3 y if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
' W0 i o; O5 H% @ $temp = $_SERVER['REQUEST_URI'];
4 q0 L& b) Z1 M' G4 u- n } elseif(empty ($_GET['formhash'])) {
; n5 E/ C; s" N, O $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
; i) v7 e% \- ]9 m1 n } else {
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$temp = '';
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( x- X# b! n5 {4 e! \4 X; K) ^ if(!empty($temp)) {
, g3 ^8 j! d7 i7 v- u $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
- Z2 V9 F: W( e3 M system_error('request_tainting');
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}
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}
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return true;
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}
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修改为
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private function _xss_check() {
3 W: j0 C1 Q; i. }/ F1 b' T. } $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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system_error('request_tainting');
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$ X. B8 r- U7 }$ T# s return true;
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