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。
# e: B; n, ^7 V解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
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private function _xss_check() {
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+ F# K: {, m9 j6 |$ E/ j: [0 H$ _ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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0 ^" z; C( R- K' E% h# O if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
' i: ^$ N6 P& M# a) N$ D system_error('request_tainting');
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% j5 R: F2 u" b5 c if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
. p& H) ?1 j g2 }6 @4 T6 _ $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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. ~! p$ Z J& V, X, L $temp = '';
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}
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, [' I" f6 r7 `% V, u: b if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
0 G$ J1 V& {0 ? foreach ($check as $str) {
* m6 y- Q$ {5 c" N if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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* c/ A- [: c3 W return true;
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2 X9 y) R) u" G7 Y# t2 A( G! |修改为
; \6 Y& @1 D* B" mprivate function _xss_check() {
: _2 Z2 ~% c8 C5 N6 I. l $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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return true;
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}
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