CVE-2019-6473

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{"affected": [{"affectedData": [{"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"}]}], "source": "security-officer@isc.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ics:kea:*:*:*:*:*:*:*:*", "matchCriteriaId": "42BBD24A-6295-4477-AE2C-44BFCE0E9700", "versionEndIncluding": "1.5.0", "versionStartIncluding": "1.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ics:kea:1.6.0:beta1:*:*:*:*:*:*", "matchCriteriaId": "E5BCF666-37D1-47D3-AB1C-C105F0619E35", "vulnerable": true}, {"criteria": "cpe:2.3:a:ics:kea:1.6.0:beta2:*:*:*:*:*:*", "matchCriteriaId": "CEB9B85C-8B6E-4808-9685-ABBB9A698FE1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}, {"lang": "es", "value": "Una opci\u00f3n de nombre de host no v\u00e1lido puede desencadenar un fallo de aserci\u00f3n en el proceso del servidor Kea DHCPv4 (kea-dhcp4), causando que el proceso del servidor se cierre. Versiones afectadas: 1.4.0 hasta 1.5.0, 1.6.0-beta1 y 1.6.0-beta2."}], "id": "CVE-2019-6473", "lastModified": "2026-06-17T02:39:06.473", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 3.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-officer@isc.org", "type": "Secondary"}, {"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-10-16T18:15:37.123", "references": [{"source": "security-officer@isc.org", "tags": ["Vendor Advisory"], "url": "https://kb.isc.org/docs/cve-2019-6473"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.isc.org/docs/cve-2019-6473"}], "sourceIdentifier": "security-officer@isc.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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