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:
1 B8 J% J$ w+ v+ Q: [; \8 h6 v$ J4 s打开 sourceclassdiscuzdiscuz_application.php 文件
3 h# K- V( J) K" r找到
& Y! i$ G) O3 H& c8 Mprivate function _xss_check() {
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( X. d" g5 ^. \ S0 \6 k8 s2 r: r static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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) L7 f# D+ \7 u* t( @$ @7 ^ if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
0 i9 x/ \) ]" C5 M$ O7 j+ K $temp = $_SERVER['REQUEST_URI'];
0 A: J; j- m! H1 s, O& n8 S- \ } elseif(empty ($_GET['formhash'])) {
/ V! Y: V1 W# s( S( |/ f l $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
# T* D a! X& f7 F# m* O, U } else {
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$temp = '';
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5 r+ ~" x6 v* c* C' p) Z if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
% g; F& ]" y9 C6 P6 g foreach ($check as $str) {
( m, Q* b9 i0 e" o0 ] if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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return true;
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修改为
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private function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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system_error('request_tainting');
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}
7 ^ w7 t4 E9 S. N) n return true;
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}
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