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。
# u" C7 Z9 W5 F+ J) q9 Z解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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! n# _. e' c' N v. o: x3 G- dprivate function _xss_check() {
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7 m: N7 Q, ^1 X/ y1 B static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
p1 c [9 M- z! p7 u% \5 C system_error('request_tainting');
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}
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& \5 F! [1 b8 h2 x+ }! a. A: Q if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
) T6 g2 N( D" @5 a $temp = $_SERVER['REQUEST_URI'];
e, }% x( p- j# d7 Z0 k7 v! c } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
" w5 w- S- {, N% m" D0 a; i5 J } else {
1 M; _0 B3 l* z! D" j& ^ $temp = '';
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* ~/ J6 C1 D8 I# o( z if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
7 J2 Q% c' [1 O4 Z, W if(strpos($temp, $str) !== false) {
& G$ ?. L7 v2 r* Z+ x6 J+ E0 j) G- } system_error('request_tainting');
5 q9 [- c9 X' ] }
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}
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return true;
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}
" ?! U; j3 ~$ o4 P2 m修改为
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private function _xss_check() {
. x; [ y: s' H: O! p8 a $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
& R: T. m+ G" d1 L system_error('request_tainting');
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, [5 f5 Z$ d, {: ^5 @ return true;
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