barracude-xss.txt
Posted on 25 September 2007
-----BEGIN PGP SIGNED MESSAGE----- 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. -----BEGIN PGP SIGNATURE----- Version: PGP Desktop wsBVAwUBRvPAIvr3+fypwNnjAQgSdwgAsn0E6SbaGcQTEzioQ5871C/EUpo3Iz/L bb6wE3/0S97WQKbyDZLa6fQHKTHxoHDxnmw5H8GszsZSGtfdHvgmeSGyom6r1BIw cqtfV8u3FTb7P/ULZt9pR5odfI71lz7JU08M5oWqpFbxrcBE3owAfrmf4WmvfxlP 6XYKxyIhEQ+qzZEnYUD9gA771Vj3TnmyyUiqObSOl4tBDUSZU6wOVHSfEqtM/u0G W5x6KqU05aTEsMCc/e26OgPLJd5ZaR3u5XSXIAR1zEs6waIp+g79sy3Q2yiI2EcP 2b4JhA9lrnFRmUjqgdCXVi5qwSabaras+x2VfjaEMGVtwxS9mOM8Jw== =SovY -----END PGP SIGNATURE-----
