tid=3528& 本帖最後由 IT_man 於 2015-3-23 16:27 編輯 , a0 t' H4 f& F. M- {+ N
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遊客站內搜尋時出現 error message :: q8 Z3 j+ d r, R8 N
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% t, \! L8 ]4 C6 [( G# B; v\source\class\discuz的discuz_application.php 約第350行
3 I$ r5 s0 ~ r( b+ h查找
9 P3 F/ X3 k' c- private function _xss_check() {
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! T9 Q# Q* m4 o2 q7 P/ J- static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');' C$ J& J5 v& a2 ]! ^
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- if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
2 c6 d8 P2 F( ^3 t4 L: \" Q. d3 W - system_error('request_tainting');
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2 S9 h0 L! C5 B0 z( S) }- if($_SERVER['REQUEST_METHOD'] == 'GET' ) {0 Z( G' Z3 u5 y
- $temp = $_SERVER['REQUEST_URI'];6 B/ D8 E$ C; {* \( j+ E6 E
- } elseif(empty ($_GET['formhash'])) {
# r& P7 Z) `# d( C& \2 { - $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');& P" [. F, a+ d# Z/ r5 E/ U) I
- } else {$ b" ]. o, ~1 o
- $temp = '';
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- if(!empty($temp)) {2 D0 ?' U; _6 |6 Z7 e/ ^
- $temp = strtoupper(urldecode(urldecode($temp)));
. b h' w6 T. x( V - foreach ($check as $str) {
+ }, Y# o: I! M( d0 ?0 S - if(strpos($temp, $str) !== false) {" ~; \! D, b& i: p( |1 [1 A8 {" t
- system_error('request_tainting');: e1 D8 g6 i) l, d9 I
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- }
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- return true;9 v5 M" D% {/ n4 C4 v: b
- }
複製代碼 替换为:
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- private function _xss_check() {9 t4 {+ \2 C- e: H2 }) o2 o( [
- $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
- f2 w, s. o; ]0 k& \6 W - if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
9 C) j Z p5 t" O0 w9 s+ o- O - system_error('request_tainting');) z& p& s) l# n1 Y" v8 I
- }
4 L' e$ q9 N0 m G' u' K/ c - return true;) O) ^% z" y- ^: @/ A# Y4 Q
- }
複製代碼 ' m' [( a) V! J9 Z3 [
后台更新缓存 ===>ok
7 X# W. ?6 ^1 f- m# m但 有些 discuz代碼 內容在搜索結果內顯示,曝露在外,是不正常(會員搜索無此問題) ,研究中+ j" V+ U" k" N. l& l
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