Check Point Advisories

Lattice Semiconductor ispVM System XCF File Handling Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2012-1323
Date Published:	23 Dec 2012
Severity:	High
Last Updated:	Thursday 17 January, 2013
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A stack buffer overflow vulnerability has been reported in ispVM System. The vulnerability is due to the improper validation of specially crafted XCF files. A remote attacker can exploit this issue by enticing the victim to accept and open a specially crafted XCF file. Successful exploitation would result in arbitrary code execution.

Protection Overview

This protection will detect and block specially crafted XCF files.

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 Lattice Semiconductor ispVM System XCF File Handling Overflow 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: Content Protection Violation.
Attack Information: Lattice Semiconductor ispVM System XCF file handling overflow