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[CAID 34870]: CA Anti-Virus vetfddnt.sys, vetmonnt.sys Local Denial of Service Vulnerabilities
From: "Williams, James K" <James.Williams () ca com>
Date: Thu, 14 Dec 2006 12:42:51 -0500
Title: CAID 34870: CA Anti-Virus vetfddnt.sys, vetmonnt.sys Local
Denial of Service Vulnerabilities
CA Vulnerability ID (CAID): 34870
CA Advisory Date: 2006-12-13
Discovered By: Rubén Santamarta (reversemode.com)
Impact: Local unprivileged attacker can cause a denial of service.
Summary: Multiple instances of improper handling of NULL buffers
in CA Anti-Virus allow local attackers to cause a denial of
service condition. This issue affects only consumer CA Anti-Virus
Mitigating Factors: Valid user account is required for successful
Severity: CA has given this vulnerability issue a Low risk rating.
CA Anti-Virus 2007 v8.1
CA Anti-Virus for Vista Beta v8.2
CA Internet Security Suite 2007 v3.0
Status and Recommendation:
CA has addressed this issue in the GA (Generally Available)
software by providing a new automatic update on December 13, 2006.
Customers running one of the GA products simply need to ensure
that they have allowed this automatic update to take place. For
CA Anti-Virus for Vista Beta, this issue will be patched in the GA
release of the software.
Determining if you are affected:
View the Help>About screen and confirm that the product version is
126.96.36.199 or above. You can also verify application of the update
by confirming that the vetfddnt.sys and vetmonnt.sys driver
versions are 188.8.131.52 or above. These files are located in the
References (URLs may wrap):
CA SupportConnect Security Notice for this vulnerability:
CA Consumer Support Security Notice for this vulnerability:
Low Risk CA Anti-Virus Vulnerability - Multiple Local Denial of
Solution Document Reference APARs:
CA Security Advisor posting:
CA Anti-Virus vetfddnt.sys, vetmonnt.sys Local Denial of Service
CAID Advisory links:
Discoverer: Rubén Santamarta, Reverse Mode
CVE Reference: CVE-2006-6496
OSVDB Reference: OSVDB ID: 30845
Changelog for this advisory:
v1.0 - Initial Release
Customers who require additional information should contact CA
Technical Support at http://supportconnect.ca.com.
For technical questions or comments related to this advisory,
please send email to vuln () ca com, or contact me directly.
If you discover a vulnerability in CA products, please report
your findings to vuln () ca com, or utilize our "Submit a
Ken Williams ; 0xE2941985
Director, CA Vulnerability Research
CA, One CA Plaza. Islandia, NY 11749
Legal Notice http://www3.ca.com/legal/
Copyright © 2006 CA. All rights reserved.
- [CAID 34870]: CA Anti-Virus vetfddnt.sys, vetmonnt.sys Local Denial of Service Vulnerabilities Williams, James K (Dec 14)