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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解决方法:
* p# c/ g$ r" S) @打开 sourceclassdiscuzdiscuz_application.php 文件
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private function _xss_check() {
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9 O- b& k- g* [) e& m" r% M 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' ) {
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$temp = $_SERVER['REQUEST_URI'];
% b0 e8 ]$ g1 {3 Y, Y9 E } elseif(empty ($_GET['formhash'])) {
9 S$ E4 G- o( f7 u& @ $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($temp)) {
4 i# E$ l* B, f! c6 @5 ?6 O5 ] $temp = strtoupper(urldecode(urldecode($temp)));
' |9 s% E$ E5 {2 q foreach ($check as $str) {
* o: G* }4 v5 @+ n% a% { if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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return true;
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}
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修改为
3 t ]) }5 P% Dprivate function _xss_check() {
) {9 {! u) t) j* i7 ?% @ $temp = strtoupper(urldecode(urldecode($_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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