砍敺 IT_man 2015-7-19 20:51 蝺刻摩
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9 z; L4 F v3 n: o8 I4 U/ D) Ihttp://www.alexa.com/ 園Y憒銝憿+ _! e' o5 \4 ~. R( A
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+ {# z" M( v) u$ n! @# k閫瘙箸寞憒銝:
% x4 M' \3 h- P N" g, c2 Xsource\class\discuzdiscuz_application.php曉
- B( R7 b9 b5 V# Q$ l$ ^- private function _xss_check() {9 X' ^" j- Z( u& Q4 p
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- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');$ f! v- s- U: I! m
6 F% I- P( F% W6 v! w' D- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {& F" `: J0 b0 }: E0 X; o; L4 n
- system_error('request_tainting');1 s' p6 {) S7 b6 s* o+ q
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% q$ \1 C& y' S* b/ ?& Z- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
+ S: j g$ U8 P3 Z/ B$ Q! t - $temp = $_SERVER['REQUEST_URI'];
6 i- C1 C! T! z5 n - } elseif(empty ($_GET['formhash'])) {
6 P) Y5 P* Z- t' r/ e4 y - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
" e6 I# K0 c% B - } else {
6 k+ [7 V7 v2 G - $temp = '';. {, M- c- |& {/ K5 X
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- if(!empty($temp)) {1 ?2 w. M4 ]+ {' s5 D% v7 @' ^6 q
- $temp = strtoupper(urldecode(urldecode($temp)));
: [ y: f" h% X& i - foreach ($check as $str) {
& p2 t& h7 W) ^2 ]5 T# G9 w% ? - if(strpos($temp, $str) !== false) {8 v6 r- x" L# r
- system_error('request_tainting');) x* t" E( p" o+ O1 C& N& y/ k6 U
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- }
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- return true;
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- private function _xss_check() {
7 p- T6 G; t7 \4 g - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
% g, h) v+ B% s- U1 D* j$ F - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
# Q8 P. a, c, S - system_error('request_tainting');) z7 x3 P* P/ v3 B c0 ^
- }
, I' F5 U7 J& ]0 B7 c& P - return true;4 ^$ {4 M' a$ g$ C
- }
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