CVE-1999-0863: Freebsd

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

Buffer overflow in FreeBSD seyon via HOME environmental variable, -emulator argument, -modems argument, or the GUI.

Affected products

• Freebsd Freebsd: version 3.3 only

Published 1999-11-08. Last modified 2026-06-16.