Check Point Advisories

RARLAB WinRAR Zip Format Filename Spoofing

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1349
Date Published:	13 Apr 2014
Severity:	High
Last Updated:	Monday 28 April, 2014
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	RARLAB WinRAR 4.20
Vulnerability Description	A file name spoofing vulnerability has been reported in RARLAB's WinRAR. The vulnerability is due to a design weakness when processing zip format archives. Successful exploitation could allow for arbitrary code execution in the security context of the logged in user.

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 RARLAB WinRAR Zip Format Filename Spoofing 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: RARLAB WinRAR Zip format filename spoofing