砍敺 IT_man 2015-3-23 16:27 蝺刻摩 & @: \1 }) ]' G F
6 Q! j- y* D m1 g9 Q5 h0 g8 X" g摰Y扳撠箇 error message :# F5 i# s) i3 w1 z
9 g" d; d5 g5 b7 Q* s( w( c! m
2 r) v m" D+ s, E1 F% A
* ]# p/ V; d, t# w; W( `, C
/ g6 D$ B( j& s2 U2 r, osol:
# f. f$ C3 C) C\source\class\discuzdiscuz_application.php 蝝蝚350銵
: U% c1 P h* W3 S交1 N1 \3 V0 o( ^
- private function _xss_check() {5 ^% d7 d( J; l
& ` t9 K, z9 w [- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');
5 z! U0 K- B0 N. S& x
1 M- N" N& c! p- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
' y7 v& a' C+ b# y k - system_error('request_tainting');
2 }& S. Z2 j7 i6 ^( v# j. |8 N - }
, T' g0 G, g) B7 m' P: q$ P0 h0 W9 d
M4 Q. w1 o9 h- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
9 h: L5 `8 G4 H) ^; @0 k/ |) [, Y - $temp = $_SERVER['REQUEST_URI'];
6 |7 y9 [/ ~# C$ e, F3 E - } elseif(empty ($_GET['formhash'])) {6 z' G% S" j, b5 Z! Z- z3 |5 o
- $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
, K4 v a0 @6 m$ Z( t a - } else {; v. r& C# [& b/ P9 i, Z u( I
- $temp = '';
& z: U2 t1 d6 f/ @* r* S' f) | - }, |5 L; ]5 f1 B2 q. j
% I* @/ W% R! ]# s: y- if(!empty($temp)) {4 y3 |7 t/ H+ S) n: R. ^
- $temp = strtoupper(urldecode(urldecode($temp)));7 H' S8 a6 h& w- X$ D) ~* G
- foreach ($check as $str) {
" [5 i7 K$ V7 w) C9 f. d1 m - if(strpos($temp, $str) !== false) {) \. Z; g% g4 ]3 v9 C1 c
- system_error('request_tainting');% V# w5 L/ j9 `4 ~! ^! E
- }/ | R8 M3 t! C3 p1 ]. X
- }
: t4 w) h) m* x1 W; U0 r - }
) H( w; R- N# q3 Q% X - ) U) ~' U% L0 `: E+ Q
- return true;
1 x3 \) \0 R- p. S" }% e, L - }
銴鋆賭誨蝣 踵V蛹嚗+ B5 U7 e. }2 i8 o4 K- T$ Y4 p
% f/ N+ r: B0 H3 ^& Z- private function _xss_check() {
. q' Z" a( Z9 R! ~7 a - $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));/ I+ c9 ?. a' y; L
- if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {8 f) g8 O3 l+ V7 A& _
- system_error('request_tainting');
* u3 E8 u; q* @; j - }4 t3 [5 K. q# I ~! p0 R
- return true;$ A9 K$ T4 w" q; Y0 U# W% ~% }
- }
銴鋆賭誨蝣 4 O1 V! N" m' W8 g) j, s ~+ j
唳湔啁摮 ===>ok
" y# q4 |" o( t Z雿 鈭 discuz隞蝣 批捆冽蝝Y折*蝷,脣典,臭甇撣(⊥蝝Y⊥迨憿) ,蝛嗡葉# h& \. Q& `5 m; u1 e9 g) ~% N
8 g# d4 r$ x# P) o2 O
7 b$ R( V! a8 q! d; g) } |
|