CVE-2001-1034: Freebsd

High severity, CVSS 7.2. EPSS: 0.5% chance of exploitation in the next 30 days.

Format string vulnerability in Hylafax on FreeBSD allows local users to execute arbitrary code via format specifiers in the -h hostname argument for (1) faxrm or (2) faxalter.

Affected products

• Freebsd Freebsd: version 4.4 only

Published 2001-09-23. Last modified 2026-06-16.