砍敺 IT_man 2015-7-19 20:51 蝺刻摩
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http://www.alexa.com/ 園Y憒銝憿& ]5 y: J1 @3 i; l8 J# Z9 G% h; G; T$ N
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source\class\discuzdiscuz_application.php曉
8 E- ^0 |" W/ X- private function _xss_check() {* e1 t" c, m# e' z1 X5 f. F
+ B2 O) e" K( p" l1 j k j4 N1 b- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {& U& \0 w9 d5 V; A5 U3 ^3 \! F0 P
- system_error('request_tainting');
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( z- {) `# N8 D* Q6 {- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
, `- ]3 X- V$ G8 s. h* K - $temp = $_SERVER['REQUEST_URI'];
8 S- `" M) Q& t9 P. D3 Q8 `: c2 j - } elseif(empty ($_GET['formhash'])) {
/ c) K3 p0 e! C Z* U - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');0 @( F6 W) I# [
- } else {
: D* G/ ?: Z& I* I3 L - $temp = '';
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8 _+ X' ^$ b% V6 J7 o$ T- if(!empty($temp)) {7 X% x4 t* X' C1 \% \, |7 u
- $temp = strtoupper(urldecode(urldecode($temp)));: H, N7 b; e7 W. g
- foreach ($check as $str) {
/ _: ^8 B! ~8 t' c8 y - if(strpos($temp, $str) !== false) {
6 v m: _; W" E! L- b5 F - system_error('request_tainting');$ v* X; U" B6 t' _
- }
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
7 ?1 I" q3 ~' I' v- private function _xss_check() {! E8 |* p2 T l& K
- $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
# \5 ~6 E; D3 m0 A0 `2 W& B - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {$ I w3 y0 ~* ]1 j5 y
- system_error('request_tainting');$ w$ }8 j3 P# J% V: x. K
- }
: q9 F; e; o) C8 j* l0 W0 P$ k' ~ - return true;
" Q9 S8 f+ `0 R3 h0 x - }
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