CVE-2013-4584: Debian Linux

Medium severity, CVSS 5.9. EPSS: 1.5% chance of exploitation in the next 30 days.

Perdition before 2.2 may have weak security when handling outbound connections, caused by an error in the STARTTLS IMAP and POP server. ssl_outgoing_ciphers not being applied to STARTTLS connections

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• Horms Perdition: before 2.1 (fixed in 2.1)

Published 2019-11-15. Last modified 2026-06-16.