Check Point Advisories

CA BrightStor ARCserve Backup Portmapper TADDR2UADDR Denial of Service (CVE-2007-0816)

Vulnerability
Protection

Check Point Reference:	CPAI-2007-233
Date Published:	29 Oct 2009
Severity:	High
Last Updated:	Thursday 29 October, 2009
Source:
Industry Reference:	CVE-2007-0816
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Computer Associates BrightStor ARCserve Backup products offer data protection for distributed servers, clients, databases and applications. They provide centralized control over a series of distributed operations including Backup and Restore, Data Migration, and Threat Management. There exists a memory corruption vulnerability in Computer Associates BrightStor ARCserve Backup system. The flaw is due to insufficient checks of user supplied data inside requests sent to the backup server. A remote unauthenticated attacker may leverage this vulnerability to cause a denial of service condition on the vulnerable system. In an attack case where the attacker is successful, the vulnerable RPC SERVER process will terminate and exit, creating a denial of service condition. The service needs to be restarted manually to restore the functionality.

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 CA BrightStor ARCserve Backup Portmapper TADDR2UADDR Denial of Service 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: CA Products Enforcement Violation.
Attack Information: CA BrightStor ARCserve Backup Portmapper TADDR2UADDR denial of service