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。
/ Z5 ~ V/ h2 v: X* d7 h解决方法:
3 j+ }2 N/ Y/ f+ M# i6 w4 ?打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
3 T: d& d+ F' H# y, Bprivate function _xss_check() {
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$ Q8 |) M6 B) l) L! c. u static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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' X! `7 z/ k9 ~$ u) E 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 = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
2 `) v" v+ n7 ^8 \ } else {
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$temp = '';
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}
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
& G+ F. ] f/ s% t. }" O& W9 d1 W foreach ($check as $str) {
3 u: y- {% O6 |5 f# [8 x' c if(strpos($temp, $str) !== false) {
, n ]1 G1 o. Y5 ^; J: g system_error('request_tainting');
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}
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3 `5 J* r! V# w1 x/ `/ C- z+ P return true;
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修改为
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private function _xss_check() {
6 w3 h! z1 ?# A& ]& |, _ $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
0 W$ S% i x7 q5 ]8 z0 U if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
' a( m0 n2 M/ k) ~+ r system_error('request_tainting');
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}
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return true;
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