Check Point Advisories

Micro Focus GroupWise Post Office Agent Integer Overflow (CVE-2016-5762)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0792
Date Published:	13 Sep 2016
Severity:	High
Last Updated:	Friday 20 December, 2024
Source:	Micro Focus
Industry Reference:	CVE-2016-5762
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Micro Focus GroupWise 2014 Micro Focus GroupWise 2014 R2 SP1 and prior
Vulnerability Description	An integer overflow vulnerability leading to a heap-based buffer overflow exists in the Post Office Agent component of Micro Focus GroupWise. The vulnerability is due to insufficient validation of usernames and passwords submitted to the Post Office Agent. A successful attack could result in arbitrary code execution on the server in the security context of the SYSTEM or root 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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Micro Focus GroupWise Post Office Agent 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: Application Servers Protection Violation.
Attack Information: Micro Focus GroupWise Post Office Agent Integer Overflow