Check Point Advisories

IBM DB2 Database Server Invalid Data Stream Denial of Service (CVE-2009-0173)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-348
Date Published:	6 Jan 2010
Severity:	High
Last Updated:	Wednesday 06 January, 2010
Source:
Industry Reference:	CVE-2009-0173
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	IBM DB2 Database is a relational database management system made available for Unix, Windows, and Linux platforms. The product consists of a set of services that work together to provide data processing functionality. IBM DB2 runs various processes including the db2syscs.exe process on Windows platforms. A denial of service vulnerability exists in IBM DB2 Database Server. The flaw is due to insufficient input validation when processing malformed data streams. Remote authenticated attackers could exploit this vulnerability by sending a malicious Distributed Relational Database Architecture (DRDA) data stream to the server. In the case of a successful attack case, the affected server will terminate and will not be available until the service is manually restarted.

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 IBM DB2 Database Server Invalid Data Stream 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: IBM Protection Violation.
Attack Information: IBM DB2 database server invalid data stream denial of service