barracude-xss.txt

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Hash: SHA256  
  
|| [ISR]   
|| || Infobyte Security Research   
|| www.infobyte.com.ar  
|| 09.21.2007   
||  
  
  
.:: SUMMARY  
  
Barracuda Spam Firewall Cross-Site Scripting  
  
Version: Barracuda Spam Firewall firmware v3.4.10.102   
It is suspected that all previous versions of Barracuda Spam Firewall are  
vulnerable.  
  
.:: BACKGROUND  
  
The Barracuda Spam Firewall is an integrated hardware and software solution  
designed to protect your email server   
from spam, virus, spoofing, phishing and spyware attacks.  
  
More info: http://www.barracudanetworks.com  
  
.:: DESCRIPTION  
  
The Web Administration Console is vulnerable to a Pre-Auth Cross-Site  
Scripting due to a failure of the application to properly  
sanitize user-supplied input prior to including it in dynamically generated  
web document when logging in with a username that   
contains javascript injections and only while the "Monitor Web Syslog"  
screen is open.   
  
  
Example :  
- - ---------  
Inserting HTML/Javascript in the username form it will be injected, only if  
an autheticated user has the "Monitor Web Syslog" open.   
  
john@<script>alert("String")</script>.blah.com   
  
  
.:: IMPACT  
This can lead to credentials stealing.  
  
.:: VENDOR RESPONSE  
  
Vendor advisory:  
"http://www.barracudanetworks.com/ns/support/tech_alert.php"  
Vendor patch:   
Upgrade to Firmware 3.5.10.016   
  
  
.:: DISCLOSURE TIMELINE  
  
08/24/2007 Initial vendor notification  
08/27/2007 Initial vendor response  
09/06/2007 Fix released by vendor  
09/21/2007 Coordinated public disclosure  
  
.:: CREDIT  
  
Federico Kirschbaum is credited with discovering this vulnerability.  
fedek][at][infobyte][dot][com][dot][ar  
  
.:: LEGAL NOTICES  
  
Copyright (c) 2007 by [ISR] Infobyte Security Research.  
Permission to redistribute this alert electronically is granted as long as  
it is not   
edited in any way unless authorized by Infobyte Security Research Response.  
Reprinting the whole or part of this alert in any medium other than  
electronically   
requires permission from infobyte com ar  
  
Disclaimer  
The information in the advisory is believed to be accurate at the time of  
publishing   
based on currently available information. Use of the information  
constitutes acceptance   
for use in an AS IS condition. There are no warranties with regard to this  
information.   
Neither the author nor the publisher accepts any liability for any direct,  
indirect, or   
consequential loss or damage arising from use of, or reliance on, this  
information.  
  
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