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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, R0 ?5 V* n/ l* s4 ]/ U打开 sourceclassdiscuzdiscuz_application.php 文件
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3 Q( m& O* f5 M+ G" V f# Aprivate function _xss_check() {
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- M) M7 H* {0 N @ k4 G static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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* j, R5 x: G8 u/ ~ if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
' E. \1 m' s/ i* |1 Q( Q system_error('request_tainting');
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2 J' y: d/ u6 E if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
+ o, i1 n; i& H: h $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
7 w% g+ G1 \: p: ` $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
8 S' J8 e, x2 `# M $temp = '';
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}
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if(!empty($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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return true;
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, p! t2 i# h9 ~修改为
( ?) {/ a' R0 e- ?# s! O0 C L# mprivate function _xss_check() {
" T" o0 E. }/ x& H $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
1 `- x j$ v$ z0 _4 u" U if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
. Y/ c! }- |- u3 w) G system_error('request_tainting');
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return true;
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}
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