砍敺 IT_man 2015-7-19 20:51 蝺刻摩 7 k- U8 i( y: d. f7 V
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2 e2 O3 {" V& D# w( K6 Khttp://www.alexa.com/ 園Y憒銝憿1 f) m; ^+ I" b) X9 z7 o0 G. J
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閫瘙箸寞憒銝:
+ S9 e' U$ I+ Z5 Z. Bsource\class\discuzdiscuz_application.php曉
/ \ N6 r) ~+ d+ @9 ], }- private function _xss_check() {/ o3 l3 A) B M! j2 D2 i
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
+ b& Q, f4 w5 W b( E1 B6 N# z! g) G - system_error('request_tainting');( D, E' ^# l/ S' m8 b% O1 i I/ F5 \
- }
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- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {6 J+ B5 m; K7 g. w
- $temp = $_SERVER['REQUEST_URI'];
T7 X6 G2 s: t1 F - } elseif(empty ($_GET['formhash'])) {
! I: E( Z2 u9 t( E! C - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
- f: v; k* r( L2 b1 G - } else {
; p: M( m; M% p7 n+ s - $temp = '';$ A7 l# Y. P; z2 Q C- P
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- if(!empty($temp)) { [& O- r( J; F$ L+ i0 x, i
- $temp = strtoupper(urldecode(urldecode($temp)));+ r' B# m: ?# {5 E% v' U+ A
- foreach ($check as $str) {/ v/ x( H% a1 b1 ]9 K
- if(strpos($temp, $str) !== false) {/ C/ X1 L7 t1 Z" b9 l) |7 |
- system_error('request_tainting');
5 S- \3 f8 Y P) K% I: t - }
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, t7 ~ G2 D! ^7 \& r4 N7 j/ `- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
: ]2 K0 K& e6 \3 ?- private function _xss_check() {
0 A5 Y2 G# m s6 z1 ]7 q - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
' \1 G" n% x" C) d# W0 ?: q1 F$ b - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
3 y- n6 l/ v1 k0 y9 u& ` - system_error('request_tainting');* u0 P7 H" ~$ `
- }
: ~! u6 d- f" A$ _ - return true;+ O7 v; E# ?* p+ r$ X' z" t: [
- }
銴鋆賭誨蝣
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