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:
6 @ ]* t9 K- I4 L5 ~! b1 }5 u x9 U打开 sourceclassdiscuzdiscuz_application.php 文件
8 x9 J X3 ^+ G找到
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private function _xss_check() {
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2 r# x4 M; L( D6 U; u. {" e1 a3 {3 G- I static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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& a* `5 O' w* Q$ t$ g; R( Z if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
% Z- J4 g0 v5 B+ J1 y2 T system_error('request_tainting');
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
- u; f2 _) `6 y9 {/ m } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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}
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" {5 v& c3 f+ P% u+ a' m if(!empty($temp)) {
) _3 C+ c8 P# } $temp = strtoupper(urldecode(urldecode($temp)));
+ }9 C+ L# v) O2 A3 x foreach ($check as $str) {
8 z2 J" w2 w6 J5 g if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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}
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4 h0 S" M/ [, A6 _' `. |: M return true;
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5 t5 N: s# F) Y修改为
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private function _xss_check() {
, b9 N8 F' F1 A9 B* [/ A0 j# z $temp = strtoupper(urldecode(urldecode($_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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}
5 _9 r: D5 k. ?( i2 ~" C1 s return true;
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}
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