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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解决方法:
" q0 m5 H( i$ T' H8 l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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6 W& V# `! w( O) G4 E1 B: Z static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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+ P6 w* V/ |9 E5 a, |: k! V if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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# [8 k% R) z3 N/ k0 v3 d if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
8 S* M6 k2 Z: v: V4 `5 x6 | $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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if(!empty($temp)) {
# H2 Q, H3 o' h' Z0 U: k- u( B0 b $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
/ H0 ?5 S& N6 ]/ x3 W+ g if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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return true;
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修改为
, `6 e+ s5 S; tprivate function _xss_check() {
* L- l" C; e- C# f& R $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
4 c5 X0 Z8 E, k' W3 ] 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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return true;
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