故障描述:
! r- S) N4 ]8 |% E9 E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:
/ O* f% q0 h7 V8 u打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
" X, b* }+ T) x. F8 O0 }7 \6 Oprivate function _xss_check() {
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. ]* P$ g4 Z9 K) Q9 x2 i6 P3 | static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
0 E# x9 o, j1 m2 h: o system_error('request_tainting');
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}
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2 W. g) N# F) X+ f- t( s if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
, E# @( ^0 M9 t3 ]; S/ f- {6 G $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
# D* V8 a5 n0 n } else {
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$temp = '';
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}
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
# }# R. g8 `+ ]( t( x if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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5 i |! M' _$ }# f return true;
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}
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修改为
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private function _xss_check() {
! t' o- Q3 s$ B y2 B $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
. L: s3 n( [% F) {. u" C if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
1 A6 {* P: l ` system_error('request_tainting');
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return true;
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}
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