故障描述:
8 u0 F0 q; K& ?' ?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:
& `8 e N; u& e打开 sourceclassdiscuzdiscuz_application.php 文件
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private function _xss_check() {
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! U v4 @$ A7 O \ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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1 r) d+ x* }0 {! R7 D0 B' q$ Z if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
, _* R, Y9 b0 H$ R# l% P) A } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
% j% `5 {' H. w; _4 U. z r- C0 D } else {
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$temp = '';
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}
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if(!empty($temp)) {
: g" f! F7 m6 P3 ] $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
) N; Q9 C I4 c system_error('request_tainting');
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}
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6 \: {6 T% {2 `" H5 [ T: u return true;
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修改为
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private function _xss_check() {
( i2 w2 ?" x% m1 W" H $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
8 G5 v- c! g! `" @ system_error('request_tainting');
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9 y" Q" D% F0 d* b( z return true;
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}
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