{"id":"CVE-2019-6473","details":"An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process (kea-dhcp4), causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.","modified":"2026-03-14T09:38:52.527305Z","published":"2019-10-16T18:15:37.123Z","references":[{"type":"ADVISORY","url":"https://kb.isc.org/docs/cve-2019-6473"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-6473.json","unresolved_ranges":[{"events":[{"introduced":"1.4.0"},{"last_affected":"1.5.0"}]},{"events":[{"introduced":"0"},{"last_affected":"1.6.0-beta1"}]},{"events":[{"introduced":"0"},{"last_affected":"1.6.0-beta2"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}