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:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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& D# H O+ y9 b0 @; ?" j4 uprivate function _xss_check() {
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+ H, M$ n" \: f* i* A static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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* c6 }3 k2 z. B if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
5 ^$ r8 @; D( R system_error('request_tainting');
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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$temp = '';
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}
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! a+ v; P8 o- _+ e! _7 O" G4 ^ if(!empty($temp)) {
% m8 B# m. w0 G% C' a0 U5 ] $temp = strtoupper(urldecode(urldecode($temp)));
* `7 k; n, U B foreach ($check as $str) {
9 D) F5 x5 @/ e: L' s% B Z! Z if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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' K$ j( Y4 [, F, x' e& ]3 s' [ return true;
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4 x$ M% e, o/ o( m修改为
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private function _xss_check() {
4 V! E; W5 C( }% [ $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
" P0 X9 f$ P( ^" M3 `' B' o system_error('request_tainting');
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}
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return true;
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}
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