CVE-2002-1175: Fetchmail

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

The getmxrecord function in Fetchmail 6.0.0 and earlier does not properly check the boundary of a particular malformed DNS packet from a malicious DNS server, which allows remote attackers to cause a denial of service (crash) when Fetchmail attempts to read data beyond the expected boundary.

Affected products

• Fetchmail Fetchmail: up to and including 6.0.0; 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 2002-10-11. Last modified 2026-06-16.