故障描述:
: A$ |7 o- U6 F3 H' 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。
- ^: o) S: u' d解决方法:
( I- B/ Z" {% q2 g打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
' l( k; r% g0 g9 _& u9 ~# Eprivate function _xss_check() {
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! {( E- F8 T% ?& C$ g/ l" {
static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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9 R7 n- g8 \! a if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
" @ ^* n; e; {% C( I6 [# } d system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
6 d/ X# a$ X1 d8 @: r $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
$ U) M) T7 ^: g! I' i. D7 p, { $temp = '';
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}
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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: \2 j o& o3 a; M5 J ?- I m# j7 l return true;
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}
$ M: l$ B: k* R1 U# S" j7 t4 F" E修改为
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private function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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system_error('request_tainting');
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}
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return true;
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}
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