故障描述:
* ]$ |' a! b6 e" e0 e4 h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。
. g9 w, {3 h/ U解决方法:
. Q8 |2 |6 B: G" D- r# E打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
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private function _xss_check() {
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8 H! X+ V& r/ ]7 _ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
4 l6 i7 D8 ^ Q3 N/ _! t- {* Q0 A system_error('request_tainting');
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}
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+ `! r6 S* F9 P5 l# \) e 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($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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}
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return true;
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* C e% r. h" y7 z修改为
& o, w! T( A h' Z& O4 Tprivate function _xss_check() {
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$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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