{"id":"UBUNTU-CVE-2018-1000003","details":"Improper input validation bugs in DNSSEC validators components in PowerDNS version 4.1.0 allow attacker in man-in-the-middle position to deny existence of some data in DNS via packet replay.","modified":"2025-07-17T16:54:20Z","published":"2018-01-22T18:29:00Z","withdrawn":"2025-07-18T16:44:52Z","upstream":["CVE-2018-1000003"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-1000003"},{"type":"REPORT","url":"https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-01.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-1000003"}],"affected":[{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@4.1.1-2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-2"}]}],"versions":["4.0.6-1","4.0.6-1build1","4.0.7-1","4.1.1-1","4.1.1-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"pdns-recursor","binary_version":"4.1.1-2"},{"binary_version":"4.1.1-2","binary_name":"pdns-recursor-dbgsym"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000003.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}