故障描述:
7 L) p1 }- \ e# e5 L& C, t, }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:
! g& N' X& ^$ }8 ?1 }5 e0 L' Z+ p打开 sourceclassdiscuzdiscuz_application.php 文件
% l4 y4 X2 Q2 `7 z/ C& ` L( M找到
( }* S- @; b, L, ^" Wprivate function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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- e& l- o( I; W, i* Y# j if(isset($_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 = $_SERVER['REQUEST_URI'];
) ~* o& U" l' F& t( `+ z1 z } elseif(empty ($_GET['formhash'])) {
5 t b3 r! q, K: g ]. X! ^( d: W $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
; U* j* t& ]5 a, R foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
- g) N+ x7 v) D, M system_error('request_tainting');
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}
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return true;
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}
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修改为
3 _( O- T0 g$ H4 t C# Tprivate function _xss_check() {
" l% {7 r1 E/ ~! r; E5 V3 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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/ B* U' I7 K/ S return true;
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}
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