砍敺 IT_man 2015-3-23 16:27 蝺刻摩 + j: o4 ]7 T8 {/ N* a; @
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% n: E9 D9 ?& u. a9 [\source\class\discuzdiscuz_application.php 蝝蝚350銵
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- private function _xss_check() {
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% v/ l l: p& e& b- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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# x7 E0 V$ m- j' a$ P. \9 S- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {( ?2 s/ F. R: l- R X, I3 i
- system_error('request_tainting');
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! E2 b- h- @% j4 x u* Z. a1 ^- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {$ }+ J! m" B1 b9 O9 s ]% o
- $temp = $_SERVER['REQUEST_URI'];- C1 f; i) G S- e, T( k a
- } elseif(empty ($_GET['formhash'])) {: y( B0 P( X, X( g
- $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
, W6 b! w" J. z Z$ \! o j - } else {
$ H8 U. L' d' v! R/ G' e; v# N - $temp = '';
: u4 Z$ o7 D% t; z5 w - }
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) z; l) l% g% M& x- if(!empty($temp)) {
8 q A' l( I4 E, u) z6 z( _ - $temp = strtoupper(urldecode(urldecode($temp)));
' V5 S: |& {* C' A9 [! ?2 d3 Y9 W1 C, T - foreach ($check as $str) {
( z4 \4 G9 ]0 h - if(strpos($temp, $str) !== false) {
; \# }/ B) y: ^3 x9 p: O* \# \1 M - system_error('request_tainting');
# k1 D) |6 H+ t/ l, z+ G8 Z - }
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- return true;8 A8 n# ]: r! i/ ~( x
- }
銴鋆賭誨蝣 踵V蛹嚗6 I" j: |" _4 v! x
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- private function _xss_check() {
0 r7 T' Q* f9 q - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
% R G3 E8 P+ a7 O - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {1 Y' @3 @3 h% O' i) Z3 [3 q
- system_error('request_tainting');: }% f. h8 K u
- }
`; k# D, [ F" F* Y - return true;! v$ N6 I+ D1 Q7 D4 z1 c; F3 g
- }
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唳湔啁摮 ===>ok
0 K+ x% _$ D9 U8 U3 u! s1 \' v雿 鈭 discuz隞蝣 批捆冽蝝Y折*蝷,脣典,臭甇撣(⊥蝝Y⊥迨憿) ,蝛嗡葉
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