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。
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打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
5 |# V3 F; }; S; x: cprivate function _xss_check() {
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3 j; K0 P3 M4 |- o static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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7 |; |2 V \# x& p+ Z if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
; [' i- P5 y* ]$ Q/ [( M' @ ] system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
6 d$ K* S' M4 S) Z! y $temp = $_SERVER['REQUEST_URI'];
5 g3 L% I! h( O! L X. l- U# D' E4 m } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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& {# V s& ^5 a if(!empty($temp)) {
- p$ s7 r: X' f: u6 |# a $temp = strtoupper(urldecode(urldecode($temp)));
/ L$ r9 G& q0 ~: X, J foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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* |2 ^/ j+ @5 }2 v return true;
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修改为
% k2 G! ~ E; y7 Wprivate function _xss_check() {
: z6 ?* ]5 l) l/ G' {8 R3 M& @ $temp = strtoupper(urldecode(urldecode($_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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