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CVE-2019-3807

Published: 29 January 2019

An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
pdns-recursor
Launchpad, Ubuntu, Debian
Upstream
Released (4.1.9-1)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(4.1.9-1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(4.1.9-1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(4.1.9-1)
Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 ESM (Xenial Xerus) Ignored
(end of standard support, was needs-triage)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needs-triage)