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。
7 t5 I' g. R. p* v+ w9 @解决方法:
8 S! j0 }$ E/ `打开 sourceclassdiscuzdiscuz_application.php 文件
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* M& r V @8 H) sprivate function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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: @% |9 C7 Z0 O p if(isset($_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 = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_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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}
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if(!empty($temp)) {
/ k/ N& i# h- _ $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
r& E/ S3 `% }, K if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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+ z- w8 E' @7 _9 A9 e, B. g' R return true;
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}
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修改为
5 q& V8 r5 N: T7 ~& ?+ b: C# [private function _xss_check() {
& {) J6 }9 R8 N7 i ]) u' a $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
* A' V( `8 }* m/ X 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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}
2 J: J6 Y7 M3 \5 r: C+ r return true;
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}
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