AVG Anti-Virus CAB denial of service

avg-cab-dos (30246)

Medium Risk

Description:

AVG Anti-Virus is vulnerable to adenial of service attack, caused by an uninitialized variable vulnerability in the parsing of CAB archives. A remote attacker could exploit this vulnerability to cause the application to crash, resulting in a denial of service.

*CVSS:

Base Score:	5
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete
Temporal Score:	3.7
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of AVG Anti-Virus (7.1.407 or later), available from the GRISOFT AVG Anti-Virus Software Web site. See References.

References:

• Full-Disclosure Mailing List, Mon Nov 13 2006 - 09:24:23 CST: AVG Anti-Virus - Arbitrary Code Execution (remote).
• GRISOFT AVG Anti-Virus Software Web site: AVG Anti-Virus Program update AVG 7.1.407.
• CVE-2006-5938: Grisoft AVG Anti-Virus before 7.1.407 has unknown impact and remote attack vectors involving an uninitialized variable and a crafted CAB file.
• SA22811: AVG Anti-Virus Multiple File Parsing Vulnerabilities
• VUPEN/ADV-2006-4498: AVG Anti-Virus File Parsing Code Execution and Denial of Service Vulnerabilities

Platforms Affected:

• Grisoft AVG Anti-Virus prior to 7.1.407

Reported:

Nov 13, 2006

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For corrections or additions please email xforce@iss.net

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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