Check Point Advisories

OpenAFS GetStatistics64 RPC Buffer Overflow (CVE-2014-0159)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1478
Date Published:	23 Apr 2014
Severity:	Critical
Last Updated:	Sunday 28 February, 2016
Source:	OpenAFS OPENAFS-SA-2014-001
Industry Reference:	CVE-2014-0159
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	OpenAFS.org OpenAFS prior to 1.6.7
Vulnerability Description	A buffer overflow vulnerability has been reported in OpenAFS, an open source implementation of the Andrew File System. The vulnerability is due to insufficient validation performed on a parameter that's used to allocate memory when processing GetStatistics64 requests.A remote unauthenticated attacker can exploit this vulnerability to send a specially crafted packet to trigger a buffer overflow. Successful attack will result in arbitrary code execution, while an unsuccessful one will lead to 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 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 OpenAFS GetStatistics64 RPC Buffer 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: OpenAFS GetStatistics64 RPC Buffer Overflow