Check Point Advisories

ClamAV UPX File Handling Integer Overflow (CVE-2015-2170)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0789
Date Published:	28 Jul 2015
Severity:	High
Last Updated:	Sunday 23 August, 2015
Source:	ClamAV
Industry Reference:	CVE-2015-2170
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	ClamAV Clam AntiVirus Prior to 0.98.7
Vulnerability Description	An integer overflow vulnerability exists in ClamAV Antivirus software. The vulnerability is due to an error in "upx.c" while parsing UPX-packed executable files. A remote attacker could exploit this vulnerability to cause a denial of service condition on the target system.

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 ClamAV UPX File Handling Integer 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: Web Server Enforcement Violation.
Attack Information: ClamAV UPX File Handling Integer Overflow