CVE-2005-3499: Frisk Software F-Prot Antivirus

High severity, CVSS 7.5. EPSS: 3.3% chance of exploitation in the next 30 days.

Frisk F-Prot Antivirus allows remote attackers to bypass protection via a ZIP file with a version header greater than 15, which prevents F-Prot from decompressing and analyzing the file.

Affected products

• Frisk Software F-Prot Antivirus: any version; version 3.12b only; version 3.12d only; version 3.16c only; version 4.4.2 only

Published 2005-11-04. Last modified 2026-06-16.