|Check Point Reference:||CPAI-2004-131|
|Date Published:||23 Feb 2010|
|Last Updated:||22 May 2017|
|Protection Provided by:||
|Who is Vulnerable?|
|Vulnerability Description||Tcpdump parses and displays, and optionally records packets received on a network interface matching a user provided filter.Two vulnerabilities exist in the Tcpdump ISAKMP payload handling module, which can be exploited to cause a DoS (Denial of Service) by sending packets with specially crafted payloads.Exploiting either vulnerability will result in Tcpdump reading past a buffer allocating in the heap, resulting in a memory access error, or segmentation fault. Exploiting either vulnerability will result in the termination of Tcpdump.|
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: IKE Protection Violation.
Attack Information: TCPDUMP ISAKMP Payload Handling DoS