砍敺 IT_man 2015-7-19 20:51 蝺刻摩
/ t( v( S Y0 N# J# Q4 {6 D, D% N, Q; [8 X: X& W5 c8 v
8 L, W4 A- N. D$ m# Z
9 S. S g8 O8 _# V+ m+ O8 A5 E$ u! T6 o& J1 i! t. I7 \
http://www.alexa.com/ 園Y憒銝憿
1 |! h; [( x! O v9 D2 H; a0 ~" K' w
1 X( F$ I. g3 y閫瘙箸寞憒銝:
) n! c0 G/ j! H- psource\class\discuzdiscuz_application.php曉9 [ N! x7 e: d* X. O* J
- private function _xss_check() {
& P! t+ E0 \0 Y# Q" I* L
. |% z+ J- y0 c$ A/ V- e- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');- q# G2 i" r& Z! _
8 H; o9 |& W) [6 n- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
+ [4 w* x9 r# w5 L+ i$ P. n - system_error('request_tainting');
8 ^+ u( _7 N' b6 H8 t - }
0 ?4 W( b+ B2 v4 j1 i$ A - ' w0 a9 L L0 _' @9 z
- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
8 i# R/ y9 ? H% P5 b5 D5 ^. R& | - $temp = $_SERVER['REQUEST_URI'];
$ S. i7 j$ y# z$ |& a i$ d( b8 f - } elseif(empty ($_GET['formhash'])) {5 ^2 T U# ]1 T' ~) m" x" `0 V
- $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
M$ M% \+ ^/ l% h - } else {
" k4 w3 s# b9 Z& I" N2 X( g( ^ - $temp = '';
' r0 a6 _ a6 D% g9 s8 l& \ - }
7 G5 s9 [% w8 _. o% d9 o _
% g7 o9 u" }8 ~- if(!empty($temp)) {, N5 {2 Z8 b" a) j
- $temp = strtoupper(urldecode(urldecode($temp)));: j4 C4 |$ Z& p7 r
- foreach ($check as $str) {
0 D! l' j% {# i+ g - if(strpos($temp, $str) !== false) {
, N9 v1 b! N* }: Q! ~ - system_error('request_tainting');/ s Y2 Q$ A# c, W R+ @
- }
1 G* u: Q- j% b ` - }+ b* [" Q! x9 E) K/ _+ a
- }
. ~, v! R; v& ~7 j
+ U6 c6 y& O( y1 ?6 T& B- return true;
銴鋆賭誨蝣 湔挾銴鋆賣:* q7 y6 t/ I5 z5 E* c1 f
- private function _xss_check() {. F- _4 H. X/ a% o4 g
- $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
: w8 w( G$ X$ w1 @- w - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {8 l( I1 @+ [0 V& o& X1 E
- system_error('request_tainting');( Q+ R) y* j- b: p
- }; h p! j. l4 M6 i
- return true;7 d8 i- A: ]2 T; t& ?1 d
- }
銴鋆賭誨蝣
- a/ U8 K c; D( Y1 L+ R8 P1 I# J6 f( Y: |8 c X; O$ o" B
$ y6 G! F( x a3 x4 K/ _% B
; y$ M% f/ U% Q2 l6 F5 c/ y |
|