Check Point Advisories

Welchia Worm

Vulnerability
Protection

Check Point Reference:	CPAI-2003-31
Date Published:	2 Jan 2006
Severity:	Medium
Last Updated:	Tuesday 01 January, 2013
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description

Protection Overview

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 / R71 / R70 / R65

In the IPS tab, click Protections and find the Welchia Worm 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: ICMP Protocol Violation.
Attack Information: Welchia/Nachi Worm ICMP packet