AOH :: HP Unsorted T :: B06-3808.HTM

Tippingpoint detection bypass



TippingPoint detection bypass
TippingPoint detection bypass



CYBSEC S.A.
www.cybsec.com 

Pre-Advisory Name: TippingPoint detection bypass
=============
Vulnerability Class: Design flaw
=============
Release Date: 07/24/2006
=========
Affected Platforms:
============* All TippingPoint appliances with TOS <= 2.2.3.6514

Local / Remote: Remote
==========
Severity: High
=====
Author: Andres Riancho
====
Vendor Status:
==========* Confirmed, update released.

Reference to Vulnerability Disclosure Policy:
===============================http://www.cybsec.com/vulnerability_policy.pdf 

Vulnerability Description:
=================A malformed packet can force the appliance to fallback to layer 2 mode. In this mode the appliance forwards all traffic without inspection. 

Technical Details:
============Technical details will be released 30 days after publication of this pre-advisory. This was agreed upon with TippingPoint to allow their customers to upgrade affected software prior to technical knowledge been publicly available.

Impact:
====Exploiting this vulnerability, an attacker would be able to bypass all filters and detection.

Solutions:
======TippingPoint has released a new version of the TippingPoint OS to address this vulnerability. Customers should apply the new firmware immediately.

Vendor Response:
============* 06/02/2005: Initial Vendor Contact.
* 06/20/2006: Vendor Confirmed Vulnerability.
* 07/21/2006: Vendor Releases Update.
* 07/24/2006: Pre-Advisory Public Disclosure.

Contact Information:
=============For more information regarding the vulnerability feel free to contact the author at ariancho {at} cybsec.com.

For more information regarding CYBSEC: www.cybsec.com 
(c) 2006 - CYBSEC S.A. Security Systems 
-- 
---------------------------- 
Andres Riancho
CYBSEC S.A. Security Systems 
E-mail: ariancho@cybsec.com 
PGP key: http://pgp.mit.edu:11371/pks/lookup?op=index&search=ariancho 
Tel/Fax: [54-11] 4371-4444
Web: http://www.cybsec.com 
-----------------------------






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