CVE-2005-2409: Nbsmtp

High severity, CVSS 7.5. EPSS: 9.9% chance of exploitation in the next 30 days.

Format string vulnerability in util.c in nbsmtp 0.99 and earlier, while running in debug mode, allows remote attackers to execute arbitrary code via format string specifiers that are not properly handled in a syslog call.

Affected products

• Nbsmtp Nbsmtp: up to and including 0.99

Published 2005-08-01. Last modified 2026-06-16.