CVE-2019-1964

{"id": "CVE-2019-1964", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}]}, "published": "2019-08-28T19:15:10.973", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190828-nxos-ipv6-dos", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Secondary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the IPv6 traffic processing of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an unexpected restart of the netstack process on an affected device. The vulnerability is due to improper validation of IPv6 traffic sent through an affected device. An attacker could exploit this vulnerability by sending a malformed IPv6 packet through an affected device. A successful exploit could allow the attacker to cause a denial of service (DoS) condition while the netstack process restarts. A sustained attack could lead to a reboot of the device."}, {"lang": "es", "value": "Una vulnerabilidad en el procesamiento del tr\u00e1fico IPv6 del software Cisco NX-OS podr\u00eda permitir que un atacante remoto no identificado provoque un reinicio inesperado del proceso de netstack en un dispositivo afectado. La vulnerabilidad se debe a una validaci\u00f3n incorrecta del tr\u00e1fico IPv6 enviado a trav\u00e9s de un dispositivo afectado. Un atacante podr\u00eda aprovechar esta vulnerabilidad enviando un paquete IPv6 con formato incorrecto a trav\u00e9s de un dispositivo afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) mientras se reinicia el proceso netstack. Un ataque sostenido podr\u00eda provocar un reinicio del dispositivo."}], "lastModified": "2019-10-09T23:48:41.863", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E6688A39-ABF0-4A32-B4AD-5B5C7C201658", "versionEndExcluding": "8.2\\(3\\)", "versionStartIncluding": "8.1"}, {"criteria": "cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "75DC5389-9D4E-42B6-857E-86BFCA2B47BF", "versionEndExcluding": "8.4", "versionStartIncluding": "8.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:7000_10-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "489A59F2-D44D-44ED-844C-E0EF83A23C4F"}, {"criteria": "cpe:2.3:h:cisco:7000_18-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "79689D81-D8F0-4FB1-9B8F-62407474A042"}, {"criteria": "cpe:2.3:h:cisco:7000_4-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BBA5F539-E8AC-44B5-9E9C-2E35F6CAA22E"}, {"criteria": "cpe:2.3:h:cisco:7000_9-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D01E7A7E-7111-4C89-8EBD-080B0A3E069C"}, {"criteria": "cpe:2.3:h:cisco:7700_10-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "ADCDCAC9-30F2-4EE3-9D02-5AA8BA6A1E99"}, {"criteria": "cpe:2.3:h:cisco:7700_18-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "610E21F4-8188-4B5E-A80F-CFE0F2B9D8A6"}, {"criteria": "cpe:2.3:h:cisco:7700_2-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "83003054-E458-4405-BA7F-A5EA415D296A"}, {"criteria": "cpe:2.3:h:cisco:7700_6-slot:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C7610AAC-D1FE-44A8-9925-31F1CCA8AFEF"}, {"criteria": "cpe:2.3:h:cisco:n77-f312ck-26:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F58B1C42-9150-48C9-9203-A2466FC61261"}, {"criteria": "cpe:2.3:h:cisco:n77-f324fq-25:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0AD5DA69-09D9-436A-8FC1-A46626DE2789"}, {"criteria": "cpe:2.3:h:cisco:n77-f348xp-23:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E0A9CD4D-4659-402D-BDF8-E5EF86449641"}, {"criteria": "cpe:2.3:h:cisco:n77-f430cq-36:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5C9DC24E-6B6E-496C-8D8C-09B197B0A77E"}, {"criteria": "cpe:2.3:h:cisco:n77-m312cq-26l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9AFA9BC1-3386-4AAE-A1B6-D81761D3EA9B"}, {"criteria": "cpe:2.3:h:cisco:n77-m324fq-25l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9D753638-4BE8-4BF5-A083-F8360003869D"}, {"criteria": "cpe:2.3:h:cisco:n77-m348xp-23l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8E6AC35C-29B2-42C7-862D-D9AC3461D8D6"}, {"criteria": "cpe:2.3:h:cisco:n7k-f248xp-25e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C4FD83D1-8ECB-4DB8-A6E0-2F795F83B4CF"}, {"criteria": "cpe:2.3:h:cisco:n7k-f306ck-25:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9B875911-E742-427B-AE07-C8A5955DEA62"}, {"criteria": "cpe:2.3:h:cisco:n7k-f312fq-25:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CD0C6431-8EB1-4F69-AF28-8F5C55348AF5"}, {"criteria": "cpe:2.3:h:cisco:n7k-m202cf-22l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AFCA5EC7-9F36-4473-B0DF-4F0F9C680F10"}, {"criteria": "cpe:2.3:h:cisco:n7k-m206fq-23l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5D0E31D5-9F1D-46EC-824F-352A0098944B"}, {"criteria": "cpe:2.3:h:cisco:n7k-m224xp-23l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E8AD0767-C42B-4BAC-B90C-F4412B661D7A"}, {"criteria": "cpe:2.3:h:cisco:n7k-m324fq-25l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B6BF05BA-E0CC-45D6-963F-27F0BD7B3C4F"}, {"criteria": "cpe:2.3:h:cisco:n7k-m348xp-25l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D409BDF3-9F35-4D94-9DF0-7B58A519A005"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_supervisor_1:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "993AFE99-DFC3-4D92-90C8-D3A6495547BC"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_supervisor_2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7453E0FA-B05D-4888-AFB0-8FE8B8040DFC"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_supervisor_2e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "108DB6B5-CB29-477F-84FC-52116F295878"}, {"criteria": "cpe:2.3:h:cisco:nexus_7700_supervisor_2e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4FBB9435-1CD4-469E-BF16-AD98ADC99AAB"}, {"criteria": "cpe:2.3:h:cisco:nexus_7700_supervisor_3e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "42ABB93D-2C3A-4029-B545-B638B6C7788E"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}