Check Point Advisories

TCPDUMP ISAKMP Payload Handling DoS (CVE-2004-0183)

Vulnerability
Protection

Check Point Reference:	CPAI-2004-131
Date Published:	23 Feb 2010
Severity:	Medium
Last Updated:	Monday 22 May, 2017
Source:
Industry Reference:	CVE-2004-0183
Protection Provided by:	Security Gateway R81, R80, R77, R75
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.

Protection Overview

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.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the TCPDUMP ISAKMP Payload Handling DoS protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: IKE Protection Violation.
Attack Information: TCPDUMP ISAKMP Payload Handling DoS