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。
4 a4 ]+ ^2 F" g) m9 }& x# ?解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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private function _xss_check() {
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/ F1 d9 T6 o3 u- C1 K6 x, q: G static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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$ i% L3 F% l/ D: Q% U. Z3 |2 J if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
+ L" C3 V, w3 T8 T system_error('request_tainting');
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}
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2 {5 k+ v& ]! e+ H4 C! e4 Y8 K2 m if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
1 N( N8 z" O+ v) ~. x } elseif(empty ($_GET['formhash'])) {
- e+ |+ _2 R8 E+ ]: G1 y9 I $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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9 W7 {0 A0 q: l7 o$ C if(!empty($temp)) {
* X/ d0 I; r& y9 W2 X9 M4 P $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
8 `) G4 _( t/ d if(strpos($temp, $str) !== false) {
+ S* p2 ^1 M! j1 j# F8 O system_error('request_tainting');
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}
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}
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return true;
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修改为
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private function _xss_check() {
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$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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7 V# L9 r8 `' V return true;
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