Barracuda Spam Firewall Cross-Site Scripting
Published in
2 min readSep 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.