Check Point Advisories

Samba Unicode Filename Buffer Overflow (CVE-2004-0882)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-1234
Date Published:	25 Oct 2015
Severity:	Medium
Last Updated:	Tuesday 03 November, 2015
Source:
Industry Reference:	CVE-2004-0882
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Samba Team Samba 3.0.0 - 3.0.7
Vulnerability Description	A vulnerability has been reported in the way Samba handles file information requests. A malformed request can trick the server into overflowing an incorrectly allocated buffer while generating a response. If certain conditions are met, an attacker can exploit this vulnerability to execute malicious code on the vulnerable server with the privileges of the the session user account.

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 Samba Unicode Filename 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: Windows SMB Protection Violation.
Attack Information: Samba Unicode Filename Buffer Overflow