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。
1 f. m& q, b& i解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
3 c& f3 S1 t& f9 T' [ |, _private function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
; g, P0 S3 y# G' o5 w $temp = $_SERVER['REQUEST_URI'];
6 ]( ^& Q7 b4 ?/ ? } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
2 l2 T/ S' u& f0 N } else {
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$temp = '';
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$ `( e/ h1 ?0 d/ E: C& k if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
# d: e8 I. v9 S) U2 d8 s foreach ($check as $str) {
@. s5 H% x: N. c q8 E- } if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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return true;
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}
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修改为
; S) L) s$ u1 c, u, I( h5 eprivate function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
! N, y) F8 m' V3 r3 d* [ 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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3 J! ?, }7 l! }1 v! E5 H; a return true;
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}
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