故障描述:
% U2 P7 C( ?) |; f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:
) R E8 a1 @- D8 p U( E打开 sourceclassdiscuzdiscuz_application.php 文件
% G+ [; Q+ |% [# C: j找到
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private function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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}
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if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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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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if(!empty($temp)) {
3 M: E# D, b+ d! T9 _ $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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# S) h$ V4 w v c% U' V6 n- X/ O0 R$ d system_error('request_tainting');
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}
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}
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}
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return true;
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}
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修改为
9 a+ V7 m2 U$ aprivate function _xss_check() {
9 M. X t( I9 b. D $temp = strtoupper(urldecode(urldecode($_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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}
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return true;
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}
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