砍敺 IT_man 2015-7-19 20:51 蝺刻摩 ' ~+ M0 ?) q' B9 ^ p+ c, I3 g
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http://www.alexa.com/ 園Y憒銝憿* I, V+ D9 m- H. E* G
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$ o- B+ ^; W0 I: l* q閫瘙箸寞憒銝:
' t- b2 I2 N+ X$ h8 C8 H% nsource\class\discuzdiscuz_application.php曉
# j- ~( H7 h" h) j+ e+ D5 V- private function _xss_check() {1 u" {0 _4 q/ H3 p6 L; }$ M' y
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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+ i6 @1 p! C- Y5 a6 ~, L' w8 N- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {1 d3 z! t0 }$ L! C& F) X1 _6 Y3 |
- system_error('request_tainting');" L6 c9 v* \, v! U; u9 ~5 j% }# V
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- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
, x; m( K6 j- h/ r/ d - $temp = $_SERVER['REQUEST_URI'];* E! C m0 V! q/ ^! c' U! |
- } elseif(empty ($_GET['formhash'])) {" j) u$ J9 m1 ~, U" {
- $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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- $temp = '';% H1 r% |7 w; X: @$ R f/ q
- }
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% `' J ?0 C% c2 y/ |2 i* X5 }- if(!empty($temp)) {
* Q5 ]* {" o. _4 `# A - $temp = strtoupper(urldecode(urldecode($temp)));* Y4 }% s4 D9 u8 V3 p k
- foreach ($check as $str) {7 h P$ P- V3 k# o4 j& V, S
- if(strpos($temp, $str) !== false) {
- _6 t& X* Y/ p7 t - system_error('request_tainting');
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- }
% ]0 }4 A+ O n$ A8 f% \ - }
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- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:& f4 L, q7 S6 D6 Q9 R6 M0 G/ _
- private function _xss_check() {7 U/ ~% |! k2 B$ k$ a. o2 X
- $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));; d! n; B& C- a8 e3 Y1 @0 Y
- if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {& |* `! I4 Q/ O& S# i" C! |
- system_error('request_tainting');- b- p% h5 h0 C5 p S
- }
3 ?* ^4 j# P5 v: V$ E# f - return true;; Z d3 K( _0 @+ ]) b
- }
銴鋆賭誨蝣 2 ]3 B3 @7 A' c
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