PT-2009-05: CA Internet Security Suite Denial of Service Vulnerability

(PT-2009-05) Positive Technologies Security Advisory
CA Internet Security Suite Denial of Service Vulnerability

Affected Software

      Internet Security Suite r3
      Internet Security Suite r4 prior to
      Internet Security Suite r5 prior to

Product Link:

Severity Rating

Severity: Medium
Impact: Denial of Service
Attack Vector: Local

CVSS v2:
Base Score: 4.9
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C)

CVE: CVE-2009-0682

Vulnerability Description

Positive Technologies Research Team has discovered a denial of service (DoS) vulnerability in CA Internet Security Suite.

The IOCTL handler in vetmonnt.sys does not properly validate buffer data associated with the Irp object, which allows local users to crash the system.


Install latest versions of Internet Security Suite through automatic update functionality.
CA Internet Security Suite r3 - upgrade to Internet Security Suite r5 and apply the latest updates
CA Internet Security Suite r4 - update your software to version
CA Internet Security Suite r5 - update your software to version

Disclosure Timeline

02/04/2009 - Vendor notified
02/04/2009 - Vendor response
02/04/2009 - Details sent
08/18/2009 - Vendor releases fixed version and details
08/25/2009 - Public disclosure


This vulnerability was discovered by Nikita Tarakanov, Positive Technologies Research Team.


Complete list of vulnerability reports published by Positive Technologies Research Team:

About Positive Technologies

Positive Technologies is among the key players in the IT security market in Russia.

The principal activities of the company include the development of integrated tools for information security monitoring (MaxPatrol); providing IT security consulting services and technical support; the development of the Securitylab leading Russian information security portal.

Among the clients of Positive Technologies there are more than 40 state enterprises, more than 50 banks and financial organizations, 20 telecommunication companies, more than 40 plant facilities, as well as IT, service and retail companies from Russia, CIS countries, Baltic States, China, Ecuador, Germany, Great Britain, Holland, Iran, Israel, Japan, Mexico, South African Republic, Thailand, Turkey and USA.
Positive Technologies is a team of highly skilled developers, advisers and experts with years of vast hands-on experience. The company specialists possess professional titles and certificates; they are the members of various international societies and are actively involved in the IT security field development.