故障描述:
6 ^: {# y8 A9 G9 ` c- v+ N1 u/ s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 |% _# g+ g1 D$ u6 Z打开 sourceclassdiscuzdiscuz_application.php 文件
1 n. }% \: p9 Y8 y. I, h找到
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private function _xss_check() {
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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 = $_SERVER['REQUEST_URI'];
+ D: {* g$ ]) f( S! [+ p% ` } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
: m- w0 u5 G) g! m } else {
* c. @* S& j, H) L3 _& d4 G $temp = '';
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
4 ?8 t& Q7 { ^6 l# n u foreach ($check as $str) {
6 Z3 m' ?& B. b if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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}
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+ b1 b. l+ H) h! h' Q return true;
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修改为
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private function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
t* J- f+ O* m! u% Y* Q if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
7 a/ ~: ]" a( ^) } system_error('request_tainting');
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return true;
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}
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