|Check Point Reference:||CPAI-2015-0307|
|Date Published:||26 Mar 2015|
|Last Updated:||6 Feb 2018|
|Protection Provided by:||
|Who is Vulnerable?|
|Vulnerability Description||A denial of service vulnerability has been reported in ISC BIND. The vulnerability is caused by an assertion failure when processing the EDNS option. A remote attacker may exploit this vulnerability by sending a specially crafted query to the affected servers. Successful exploitation would result in the BIND service terminating unexpectedly.|
This protection will detect and block attempts to exploit this vulnerability.
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: DNS Enforcement Violation.
Attack Information: ISC BIND EDNS Option Processing Denial of Service - Ver2