CVE-2005-2302: Powerdns

Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days.

PowerDNS before 2.9.18, when allowing recursion to a restricted range of IP addresses, does not properly handle questions from clients that are denied recursion, which could cause a "blank out" of answers to those clients that are allowed to use recursion.

Affected products

• Powerdns Powerdns: version 2.9.0 only; version 2.9.1 only; version 2.9.2 only; version 2.9.3a only; version 2.9.4 only; version 2.9.5 only; …

Published 2005-07-19. Last modified 2026-06-16.