F-Secure Anti-Virus 2003 through 2006 and other versions, Internet Security 2003 through 2006, and Service Platform for Service Providers 6.x and earlier does not scan files contained on removable media when "Scan network drives" is disabled, which allows remote attackers to bypass anti-virus controls.

Multiple F-Secure Anti-Virus products and versions for Windows and Linux, including Anti-Virus for Windows Servers 5.52 and earlier, Internet Security 2004, 2005 and 2006, and Anti-Virus for Linux Servers 4.64 and earlier, allow remote attackers to hide arbitrary files and data via malformed (1) RAR and (2) ZIP archives, which are not properly scanned.

Buffer overflow in multiple F-Secure Anti-Virus products and versions for Windows and Linux, including Anti-Virus for Windows Servers 5.52 and earlier, Internet Security 2004, 2005 and 2006, and Anti-Virus for Linux Servers 4.64 and earlier, allows remote attackers to execute arbitrary code via crafted ZIP archives.