{"id":"USN-4229-1","summary":"ntp vulnerability","details":"It was discovered that ntpq and ntpdc incorrectly handled some arguments.\nAn attacker could possibly use this issue to cause ntpq or ntpdc to crash,\nexecute arbitrary code, or escalate to higher privileges. \n","modified":"2026-02-10T04:41:45Z","published":"2020-01-09T18:44:14Z","related":["UBUNTU-CVE-2018-12327"],"upstream":["CVE-2018-12327","UBUNTU-CVE-2018-12327"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4229-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-12327"}],"affected":[{"package":{"name":"ntp","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/ntp@1:4.2.6.p5+dfsg-3ubuntu2.14.04.13+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.6.p5+dfsg-3ubuntu2.14.04.13+esm1"}]}],"versions":["1:4.2.6.p5+dfsg-3ubuntu2","1:4.2.6.p5+dfsg-3ubuntu2.14.04.1","1:4.2.6.p5+dfsg-3ubuntu2.14.04.2","1:4.2.6.p5+dfsg-3ubuntu2.14.04.3","1:4.2.6.p5+dfsg-3ubuntu2.14.04.5","1:4.2.6.p5+dfsg-3ubuntu2.14.04.6","1:4.2.6.p5+dfsg-3ubuntu2.14.04.7","1:4.2.6.p5+dfsg-3ubuntu2.14.04.8","1:4.2.6.p5+dfsg-3ubuntu2.14.04.10","1:4.2.6.p5+dfsg-3ubuntu2.14.04.11","1:4.2.6.p5+dfsg-3ubuntu2.14.04.12","1:4.2.6.p5+dfsg-3ubuntu2.14.04.13"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"1:4.2.6.p5+dfsg-3ubuntu2.14.04.13+esm1","binary_name":"ntp"},{"binary_version":"1:4.2.6.p5+dfsg-3ubuntu2.14.04.13+esm1","binary_name":"ntpdate"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"negligible","type":"Ubuntu"}],"id":"CVE-2018-12327"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4229-1.json"}},{"package":{"name":"ntp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ntp@1:4.2.8p4+dfsg-3ubuntu5.10?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.8p4+dfsg-3ubuntu5.10"}]}],"versions":["1:4.2.6.p5+dfsg-3ubuntu8","1:4.2.6.p5+dfsg-3ubuntu8.1","1:4.2.6.p5+dfsg-3ubuntu9","1:4.2.8p4+dfsg-3ubuntu1","1:4.2.8p4+dfsg-3ubuntu2","1:4.2.8p4+dfsg-3ubuntu3","1:4.2.8p4+dfsg-3ubuntu4","1:4.2.8p4+dfsg-3ubuntu5","1:4.2.8p4+dfsg-3ubuntu5.1","1:4.2.8p4+dfsg-3ubuntu5.2","1:4.2.8p4+dfsg-3ubuntu5.3","1:4.2.8p4+dfsg-3ubuntu5.4","1:4.2.8p4+dfsg-3ubuntu5.5","1:4.2.8p4+dfsg-3ubuntu5.6","1:4.2.8p4+dfsg-3ubuntu5.7","1:4.2.8p4+dfsg-3ubuntu5.8","1:4.2.8p4+dfsg-3ubuntu5.9"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:4.2.8p4+dfsg-3ubuntu5.10","binary_name":"ntp"},{"binary_version":"1:4.2.8p4+dfsg-3ubuntu5.10","binary_name":"ntpdate"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"negligible","type":"Ubuntu"}],"id":"CVE-2018-12327"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4229-1.json"}}],"schema_version":"1.7.3"}