Check Point Advisories

FreeBSD bsnmpd GETBULK PDU Stack Buffer Overflow - ver 2 (CVE-2014-1452)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1186
Date Published:	27 Mar 2014
Severity:	High
Last Updated:	Sunday 30 March, 2014
Source:	FreeBSD FreeBSD-SA-14:01
Industry Reference:	CVE-2014-1452
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	FreeBSD Project bsnmpd releng 10.0 prior to r260640 FreeBSD Project bsnmpd releng 8.3 prior to r260647 FreeBSD Project bsnmpd releng 8.4 prior to r260647 FreeBSD Project bsnmpd releng 9.1 prior to r260647 FreeBSD Project bsnmpd releng 9.2 prior to r260647 FreeBSD Project bsnmpd stable 10 prior to r260638 FreeBSD Project bsnmpd stable 8 prior to r260642 FreeBSD Project bsnmpd stable 9 prior to r260642
Vulnerability Description	A remote code execution vulnerability exists in the FreeBSD. The vulnerability is caused due to improper handling of crafted GETBULK PDU requests. A remote, unauthenticated attacker can exploit these vulnerabilities to execute arbitrary code on the target system within the security context of bsnmpd process, or cause the service to terminate resulting in a denial of service.

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 FreeBSD bsnmpd GETBULK PDU Stack Buffer Overflow - ver 2 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: SNMP Protection Violation.
Attack Information: FreeBSD bsnmpd GETBULK PDU Stack Buffer Overflow - ver 2