{"id":"CVE-2019-6472","aliases":["ALPINE-CVE-2019-6472","DEBIAN-CVE-2019-6472","EUVD-2019-16032","GHSA-fq2x-j295-rq5g","UBUNTU-CVE-2019-6472"],"status":"published","title":"A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00796,"percentile":0.56722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-617"],"published":"2019-08-28T00:00:00Z","modified":"2026-11-03T06:32:17Z","fixes":[{"ecosystem":"Alpine:v3.11","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"kea","fixed_in":["1.7.2-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"isc-kea","fixed_in":["1.7.5-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"isc-kea","fixed_in":["1.7.5-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"isc-kea","fixed_in":["1.7.5-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.11","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.7.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"isc-kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.5-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"isc-kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.5-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"isc-kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.5-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"isc-kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0-1","1.0.0-1build1","1.0.0-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"isc-kea","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-1","1.1.0-1build1","1.1.0-1build2","1.1.0-1ubuntu0.1~esm1"]}],"products":[{"vendor":"isc","product":"kea"}],"references":[{"url":"https://kb.isc.org/docs/cve-2019-6472","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6472"},{"url":"https://github.com/advisories/GHSA-fq2x-j295-rq5g"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-6472","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-6472","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-6472","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-6472","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-6472","title":"A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T17:22:16.689Z","modified":"2024-09-17T03:58:54.278Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16032","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T17:22:16Z","modified":"2024-09-17T03:58:54Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:28:27.115818Z"}],"ghsa":[{"id":"GHSA-fq2x-j295-rq5g","title":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit...","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2022-05-24T16:59:13Z","modified":"2024-04-04T02:30:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-617"],"updated_at":"2026-11-02T14:56:08.751002Z"}],"nvd":[{"id":"CVE-2019-6472","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T18:15:37.043Z","modified":"2026-06-17T02:39:06.36Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-617"],"updated_at":"2026-11-02T14:05:31.860711Z"}],"osv":[{"id":"ALPINE-CVE-2019-6472","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T18:15:37.043Z","modified":"2026-11-03T06:32:17.803153083Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:17:57.723967Z"},{"id":"CVE-2019-6472","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T18:15:37.043Z","modified":"2026-10-24T10:30:51.490135228Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:12.675558Z"},{"id":"DEBIAN-CVE-2019-6472","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-10-16T18:15:37.043Z","modified":"2026-09-21T07:02:38.850233704Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:32.57265Z"},{"id":"UBUNTU-CVE-2019-6472","description":"A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","status":"published","published":"2019-08-28T00:00:00Z","modified":"2026-04-22T12:21:24.825205Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:21.741399Z"}]}}