Check Point Advisories

Novell GroupWise Internet Agent iCalendar Parsing Denial of Service (CVE-2011-3827)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-636
Date Published:	18 Nov 2012
Severity:	High
Last Updated:	Thursday 18 April, 2024
Source:	CVE-2011-3827
Protection Provided by:	Security Gateway R75
Who is Vulnerable?	Novell GroupWise 8.0.2 HP3 and prior
Vulnerability Description	A denial of service vulnerability has been reported in Novell GroupWise Internet Agent.
Vulnerability Details	The vulnerability is due to insufficient validation of certain data when parsing a received iCalendar message. A remote attacker could exploit this vulnerability by enticing a target user to open a specially crafted link. Successful exploitation would result in a denial-of-service condition.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the Novell GroupWise Internet Agent iCalendar Parsing Denial of Service protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: SMTP Protection Violation
Attack Information: Novell GroupWise Internet Agent iCalendar Parsing Denial of Service