CVE-2008-3217: Powerdns Recursor

Medium severity, CVSS 6.8. EPSS: 1.8% chance of exploitation in the next 30 days.

PowerDNS Recursor before 3.1.6 does not always use the strongest random number generator for source port selection, which makes it easier for remote attack vectors to conduct DNS cache poisoning. NOTE: this is related to incomplete integration of security improvements associated with addressing CVE-2008-1637.

Affected products

• Powerdns Recursor: up to and including 3.1.5; version 3.0 only; version 3.0.1 only; version 3.1.1 only; version 3.1.2 only; version 3.1.3 only; …

Published 2008-07-18. Last modified 2026-06-16.