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。
9 ?5 y( M: I& I, l! @解决方法:
1 _# w% ?& L l打开 sourceclassdiscuzdiscuz_application.php 文件
% S: \$ h% M- ]8 ]1 r& O* e: ^找到
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private function _xss_check() {
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: X3 R3 y+ R5 L8 [7 u. J8 S- X" V3 k* M static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
1 C0 Y! K0 {) i4 i& L: ^9 {6 U } elseif(empty ($_GET['formhash'])) {
- N' d0 L5 t: K $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
3 W4 N: V; n! ?& j& C) J+ ^- O $temp = '';
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4 Z& f1 f8 Y% Z; y" r1 ]2 S, R! W: N# O6 w if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
5 c8 z6 V Y: u foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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}
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return true;
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7 k1 l* J" I. Cprivate function _xss_check() {
5 b$ Y1 m1 o2 K2 N: o $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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return true;
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}
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