故障描述:
6 I& k# Y4 d0 ]2 N2 Y8 {8 s5 X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:
1 e& L: Q! k4 M% @; U打开 sourceclassdiscuzdiscuz_application.php 文件
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% T# V1 h4 q* `. vprivate function _xss_check() {
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. z1 M E! |5 {/ J- a' t static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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8 j( j. B, b0 h, ]% m if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
! R/ f; G- w; b; F! h( ^$ ] $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
# w- @& O6 k8 h n } else {
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$temp = '';
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}
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if(!empty($temp)) {
# k6 u+ O: V- W: b# M( J1 u- C $temp = strtoupper(urldecode(urldecode($temp)));
. [* D l/ X( x$ w$ T foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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/ q2 A- ~$ n1 `, P1 O; i0 g return true;
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}
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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'])));
4 a" d/ x4 ]) ~ 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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return true;
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