{"containers":{"cna":{"affected":[{"product":"Kea","vendor":"ISC","versions":[{"status":"affected","version":"1.4.0 to 1.5.0"},{"status":"affected","version":"1.6.0-beta1"},{"status":"affected","version":"1.6.0-beta2"}]}],"datePublic":"2019-08-28T00:00:00.000Z","descriptions":[{"lang":"en","value":"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."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"description":"An attacker who is able to deliberately exploit this vulnerability can cause the kea-dhcp4 server to stop executing, resulting in denial of service to clients.  Only the DHCPv4 service is affected by this vulnerability.","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2019-10-16T17:22:16.000Z","orgId":"404fd4d2-a609-4245-b543-2c944a302a22","shortName":"isc"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://kb.isc.org/docs/cve-2019-6473"}],"solutions":[{"lang":"en","value":"Upgrade to a version of Kea containing a fix, available via\n   https://www.isc.org/downloads.\n\n   -  Kea 1.4.0-P2\n   -  Kea 1.5.0-P1\n   -  Kea 1.6.0"}],"source":{"discovery":"INTERNAL"},"title":"A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate","x_generator":{"engine":"Vulnogram 0.0.8"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-officer@isc.org","DATE_PUBLIC":"2019-08-28T21:08:49.000Z","ID":"CVE-2019-6473","STATE":"PUBLIC","TITLE":"A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Kea","version":{"version_data":[{"version_value":"1.4.0 to 1.5.0"},{"version_value":"1.6.0-beta1"},{"version_value":"1.6.0-beta2"}]}}]},"vendor_name":"ISC"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"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."}]},"generator":{"engine":"Vulnogram 0.0.8"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"An attacker who is able to deliberately exploit this vulnerability can cause the kea-dhcp4 server to stop executing, resulting in denial of service to clients.  Only the DHCPv4 service is affected by this vulnerability."}]}]},"references":{"reference_data":[{"name":"https://kb.isc.org/docs/cve-2019-6473","refsource":"CONFIRM","url":"https://kb.isc.org/docs/cve-2019-6473"}]},"solution":[{"lang":"en","value":"Upgrade to a version of Kea containing a fix, available via\n   https://www.isc.org/downloads.\n\n   -  Kea 1.4.0-P2\n   -  Kea 1.5.0-P1\n   -  Kea 1.6.0"}],"source":{"discovery":"INTERNAL"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T20:23:20.955Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://kb.isc.org/docs/cve-2019-6473"}]}]},"cveMetadata":{"assignerOrgId":"404fd4d2-a609-4245-b543-2c944a302a22","assignerShortName":"isc","cveId":"CVE-2019-6473","datePublished":"2019-10-16T17:22:16.730Z","dateReserved":"2019-01-16T00:00:00.000Z","dateUpdated":"2024-09-16T22:30:41.265Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}