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。
: ]$ ]" N- X3 s5 J8 H t F" c4 _. \解决方法:
7 R- v. ]% t7 q* p打开 sourceclassdiscuzdiscuz_application.php 文件
& c) n) p0 j# A- G找到
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private function _xss_check() {
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- I: q" I2 q3 I4 i& ~ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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0 n6 T9 \" W6 t3 g7 B if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
. i9 N/ U$ E8 r6 T1 p system_error('request_tainting');
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
9 B0 G0 b; t$ S, `$ [2 M1 x7 G $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
* E* g. ?! K3 l. n ?! [9 p $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
, N& }; Q( q* K+ L" E7 }# N } else {
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$temp = '';
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}
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; G- ~% W [" g) |) J& B" g if(!empty($temp)) {
& a7 J- s6 S, {7 r. q, }9 ` $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
4 a( A2 o9 @+ t; ^, {* S system_error('request_tainting');
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}
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% C! {5 G( L8 l. X return true;
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}
/ d& w' _3 Y! X修改为
9 ^$ Z# X9 ~" p& uprivate function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
. @! Y7 T* E3 g: E0 e8 L# O# }2 ] system_error('request_tainting');
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}
1 \+ X7 {( C. [4 O, E return true;
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}
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