CVE-2001-0889: Red Hat Linux

High severity, CVSS 7.5. EPSS: 6.4% chance of exploitation in the next 30 days.

Exim 3.22 and earlier, in some configurations, does not properly verify the local part of an address when redirecting the address to a pipe, which could allow remote attackers to execute arbitrary commands via shell metacharacters.

Affected products

• Red Hat Linux: any version
• University Of Cambridge Exim: up to and including 3.22

Published 2001-12-19. Last modified 2026-06-16.