故障描述:
7 C1 e. u( G! {! r; E8 | 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:
t6 b. z3 F$ V/ @% @打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
B* I: o! {7 ]! X4 ~private function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
' Q* d8 F$ t- ?; W system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
9 v+ N: x( u3 k: `$ e } elseif(empty ($_GET['formhash'])) {
W. w2 X0 W! w3 ] $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
" e1 r" [9 G+ Z% A } else {
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$temp = '';
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}
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if(!empty($temp)) {
5 ~% A: W! j V2 E" n1 g $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
' `# `) A. y/ c2 T3 j0 a3 g& d" M$ [ system_error('request_tainting');
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return true;
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}
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修改为
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private function _xss_check() {
7 E4 S& v- M n( B/ e' Q/ C' Q9 m $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
; u8 x. o' d6 N3 X5 O4 T system_error('request_tainting');
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6 A' ^. G+ E' m2 G' W2 p# E return true;
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}
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