Check Point Advisories

CA ARCserve Backup Tape Engine Denial of Service (CVE-2008-4398)

Vulnerability
Protection

Check Point Reference:	CPAI-2008-355
Date Published:	10 Aug 2010
Severity:	High
Last Updated:	Sunday 14 February, 2016
Source:
Industry Reference:	CVE-2008-4398
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	There exists a denial of service vulnerability in CA BrightStor ARCserve Backup Tape Engine service. The vulnerability is due to insufficient input validation in the ClientCreateJobHandle library function. A remote unauthenticated attacker may exploit this vulnerability by sending a crafted message to the target server. Successful attack could cause a denial of service condition for the TapeEng and MediaSrv services. Upon processing the malicious RPC message, the TapeEng.exe process terminates, followed by Mediasvr.exe, and causes a denial of service condition. As TapeEng is hosted as a Windows services it can be configured on some operating systems, like Windows Server 2003, to automatically restart upon abnormal termination.

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 ARCserve Backup Tape Engine 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 ARCserve backup tape engine denial of service