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:
( p- B; C5 c+ @打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
2 A. M6 W, F+ |0 ~private function _xss_check() {
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& f- ]( m, b/ r static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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: s$ D6 B* M4 }7 o8 `9 R1 C if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
- ]/ ]1 t2 t& c; j5 [/ I system_error('request_tainting');
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3 E) p3 I1 ~. I9 t$ h if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
3 i, s6 j* Z3 e V% v4 R0 H- G9 u $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
9 R' S \7 X/ _8 t ]$ m $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
! {! X0 U. D! d! o( X. ` $temp = '';
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if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
g* c7 Y5 f9 z' \: ]# h B foreach ($check as $str) {
$ Q9 e) R T& `- s1 F if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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return true;
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修改为
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private function _xss_check() {
8 _5 \ w* {5 f# }. Q* b$ b $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
: V, E7 m8 n9 d; a7 K" T 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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}
6 \ }% h, y, q0 G# |1 b7 i return true;
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}
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