CVE-2002-1365: Fetchmail

High severity, CVSS 7.5. EPSS: 5% chance of exploitation in the next 30 days.

Heap-based buffer overflow in Fetchmail 6.1.3 and earlier does not account for the "@" character when determining buffer lengths for local addresses, which allows remote attackers to execute arbitrary code via a header with a large number of local addresses.

Affected products

• Fetchmail Fetchmail: up to and including 6.1.3; version 4.5.1 only; version 4.5.2 only; version 4.5.3 only; version 4.5.4 only; version 4.5.5 only; …

Published 2002-12-23. Last modified 2026-06-16.