{"id":"UBUNTU-CVE-2014-8601","details":"PowerDNS Recursor before 3.6.2 does not limit delegation chaining, which allows remote attackers to cause a denial of service (\"performance degradations\") via a large or infinite number of referrals, as demonstrated by resolving domains hosted by ezdns.it.","modified":"2025-09-08T16:43:15Z","published":"2014-12-10T15:59:00Z","upstream":["CVE-2014-8601"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-8601"},{"type":"REPORT","url":"http://doc.powerdns.com/md/security/powerdns-advisory-2014-02/"},{"type":"REPORT","url":"http://www.securitytracker.com/id/1031310"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-8601"}],"affected":[{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@3.5.3-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.3-1ubuntu0.1"}]}],"versions":["3.3-3","3.5.3-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"pdns-recursor","binary_version":"3.5.3-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-8601.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}