Check Point Advisories

Firebird Relational Database CNCT Group Number Buffer Overflow (CVE-2013-2492)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-1693
Date Published:	29 May 2013
Severity:	High
Last Updated:	Wednesday 03 July, 2013
Source:
Industry Reference:	CVE-2013-2492
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A stack-based buffer overflow exits in Firebird Relational Database. The vulnerability is due to insufficient validation of a group number extracted from the CNCT information. A remote attacker can exploit this issue sending a crafted packet to the target server.

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 Firebird Relational Database CNCT Group Number 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: Database Protection Violation.
Attack Information: Firebird Relational Database CNCT group number buffer overflow