|Check Point Reference:||CPAI-2011-462|
|Date Published:||11 Oct 2011|
|Last Updated:||Sunday 14 February, 2016|
|Protection Provided by:||
|Who is Vulnerable?|
|Vulnerability Description||A denial of service vulnerability has been reported in Microsoft Forefront Unified Access Gateway (UAG). The vulnerability is due to improper validation of certain values contained within the session cookie. A remote attacker may exploit this vulnerability by sending specially crafted network traffic to an affected UAG server. Successful exploitation may cause the server to become unresponsive, resulting in a denial of service condition.|
This protection will detect and block attempts to transfer malformed requests over HTTP.
In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.
This protection's log will contain the following information:
Attack Name: Security Products Enforcement Violation.
Attack Information: Microsoft Forefront UAG session cookie denial of service (MS11-079)