砍敺 IT_man 2015-7-19 20:51 蝺刻摩
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. G' B( y( c: p+ T/ N# W, a8 Ehttp://www.alexa.com/ 園Y憒銝憿
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8 z% N ~3 X# h9 H; q, m閫瘙箸寞憒銝:
6 ?8 _4 t( m8 Y: }- T( W: S) ^3 }2 isource\class\discuzdiscuz_application.php曉2 Y( c n! c7 K# `) d
- private function _xss_check() {
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1 }2 {7 h$ x) `) a% g. b6 w- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
% }; Q; P, D4 N: Y, |4 T6 B
9 ^1 d; V0 d8 Y* J- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
- k% Q4 l1 P! Z2 K) r - system_error('request_tainting');/ r6 N6 C+ f3 n
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. J% \( P& {* Q& D# i2 b* `# _- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {% j$ R/ f: e. ^ e9 n3 f! l/ w- g4 V2 m
- $temp = $_SERVER['REQUEST_URI'];7 }: H- F$ N: C( _0 t; s& M& n
- } elseif(empty ($_GET['formhash'])) {
# Q0 u/ D" j' ^5 B - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
# `! ?( `" ]$ r& d& s, A: H - } else {4 }" d0 g+ R8 m# G1 [9 S. B# ^
- $temp = '';" A8 g- {& h: i+ t& G- Z) k* e
- }
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- if(!empty($temp)) { N# n1 F& `4 i A: c i
- $temp = strtoupper(urldecode(urldecode($temp)));( ]8 e1 p i( W6 L
- foreach ($check as $str) {
; q; s- [! l- e: r# q( P - if(strpos($temp, $str) !== false) {
# m5 }/ x! J- l4 y - system_error('request_tainting');
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:
# B+ o! N* e. L' n' e$ Y9 Y# ?9 Y- private function _xss_check() {
: F d Q! ?: o, c# B$ | - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
( y- }# u. e9 i L6 s$ C3 _0 W - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
2 }8 h4 V1 g; V$ w8 ^ - system_error('request_tainting');
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- return true;' M# B) h' N- E: E: l% M+ f$ Y% y
- }
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