砍敺 IT_man 2015-7-19 20:51 蝺刻摩
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/ @ D0 v1 O. O* uhttp://www.alexa.com/ 園Y憒銝憿. y7 c' }1 ~, \9 j; c2 {
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閫瘙箸寞憒銝:
. h+ Q' ]7 L. B1 c1 `7 Wsource\class\discuzdiscuz_application.php曉
( V% G! N, N e6 _4 O$ |- r2 W' s- private function _xss_check() {
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {! ?6 @2 O3 Z( x$ U: ^
- system_error('request_tainting');4 p' l/ u' ~% t. _% D/ M
- }
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# A$ f' ~9 Z2 V; x I3 B$ W8 N$ ^, V- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
* {" K3 z. c- l5 C - $temp = $_SERVER['REQUEST_URI'];& h. l3 W" J' J4 t$ S* I
- } elseif(empty ($_GET['formhash'])) {
e' J* X4 |! ~) n+ a6 S* g - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
; y7 ?. q8 v' f" x% y/ v1 ?9 e - } else {
$ o( V/ }: a4 _' T - $temp = '';
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- if(!empty($temp)) {
: x5 M5 H5 h3 ]! v - $temp = strtoupper(urldecode(urldecode($temp)));6 b# H- m2 L: m8 n( }
- foreach ($check as $str) {
( O& D" u1 g9 s% a& u+ L - if(strpos($temp, $str) !== false) {
( H3 [. O& ?2 O0 }8 c - system_error('request_tainting');) t" B2 v8 J: C- _+ }" y. ~
- }
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
: R ]* h& w% A- private function _xss_check() {2 S) R4 [4 n6 A: P" T) s
- $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI']))); \) x- ]# x3 m6 L0 r, A
- if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
* @7 n6 D6 y. o/ }) [( v& \- i - system_error('request_tainting');2 O, f; T k8 k/ x
- }
; V4 w# \* o' e) u I3 F3 q - return true;
- ?/ q8 l2 C( }8 T+ g3 i - }
銴鋆賭誨蝣
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