CVE-2000-0477: Symantec Norton Antivirus

Medium severity, CVSS 5.0. EPSS: 2.6% chance of exploitation in the next 30 days.

Buffer overflow in Norton Antivirus for Exchange (NavExchange) allows remote attackers to cause a denial of service via a .zip file that contains long file names.

Affected products

• Symantec Norton Antivirus: version 1.5 only; version 2.0 only

Published 2000-06-14. Last modified 2026-06-16.