故障描述:
* }$ {2 e3 S8 J- j, ^; k _, C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。
; f8 h0 [5 O; \& x; \解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
z& r7 r& m' h4 O e0 u找到
6 v$ s+ L8 Q# ^- c* yprivate function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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3 e2 |. @8 V$ @0 j0 s9 E; {6 i; W if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
% B% B: V+ e+ K6 L" i! L( S system_error('request_tainting');
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2 V2 p3 l6 [. Z, q- i5 l if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
* [2 W [/ R- i1 M } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
5 r) j& o+ \2 X: d2 j } else {
|3 b) F0 K" P" C5 x $temp = '';
2 Y" |" @% m/ {( |' D6 ]# B9 D5 j! t5 S }
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% K. x& Y2 J' E& |6 D& m1 d if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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return true;
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}
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修改为
! G2 W- E; V1 Z. a nprivate function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
2 N; R$ {7 ~! q 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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}
/ O& c8 W/ b; S( b2 p' z% k) } return true;
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}
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