{"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", "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", "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"}}}}, "cveMetadata": {"assignerOrgId": "404fd4d2-a609-4245-b543-2c944a302a22", "assignerShortName": "isc", "cveId": "CVE-2019-6473", "datePublished": "2019-08-28T00:00:00", "dateReserved": "2019-01-16T00:00:00", "dateUpdated": "2019-10-16T17:22:16", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"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"}]}], "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": "2019-10-21T18:50:08.167", "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": "nvd@nist.gov", "type": "Primary"}, {"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"}]}, "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"}], "sourceIdentifier": "security-officer@isc.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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