CVE-2009-3897: Dovecot

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Dovecot 1.2.x before 1.2.8 sets 0777 permissions during creation of certain directories at installation time, which allows local users to access arbitrary user accounts by replacing the auth socket, related to the parent directories of the base_dir directory, and possibly the base_dir directory itself.

Affected products

• Dovecot Dovecot: from 1.2.0, before 1.2.8 (fixed in 1.2.8)

Published 2009-11-24. Last modified 2026-06-16.