CVE-2003-1443: Kaspersky Lab Kaspersky Anti-Virus

Medium severity, CVSS 4.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Kaspersky Antivirus (KAV) 4.0.9.0 does not detect viruses in files with MS-DOS device names in their filenames, which allows local users to bypass virus protection, as demonstrated using aux.vbs and aux.com.

Affected products

Published 2003-12-31. Last modified 2026-06-16.