故障描述:
" P! @ n! p" w5 u2 l, x5 N2 z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
' C8 `6 N% Z: d% [8 t找到
8 l+ [: z* \7 F0 f) f0 V- Fprivate function _xss_check() {
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static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
+ v. l( t; o) b" X. _ system_error('request_tainting');
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}
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$ Y: ^8 M& K. J! Y if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
, R/ g0 ], K+ E0 w $temp = $_SERVER['REQUEST_URI'];
+ x- Y' A7 V/ R0 d2 E" a } elseif(empty ($_GET['formhash'])) {
' ]6 ]5 T. y8 ^4 B4 a# f $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
$ E! Q5 l& h# ~0 \* h$ p1 ` } else {
' ], s* U7 `. F. F+ U) C: u; L2 s $temp = '';
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0 M/ S# x2 P: ]' o" ~" k if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
) W8 N3 J: O# i. u& ] foreach ($check as $str) {
, G5 H3 Y* A- @/ j if(strpos($temp, $str) !== false) {
4 e: G' T& l& ]. D+ J. ~ system_error('request_tainting');
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}
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}
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* s) t% N2 F1 d, W3 _5 @ return true;
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}
$ M1 b) W) a% U# f: l* ?4 X修改为
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private function _xss_check() {
5 T4 p' t. D3 j4 [* n $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
$ K! z# C5 B! p5 h% _$ ]2 e if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
/ J" g6 d1 t2 W0 r0 K' Y system_error('request_tainting');
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return true;
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}
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