{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-23T05:29:09.198","vulnerabilities":[{"cve":{"id":"CVE-2020-3174","sourceIdentifier":"psirt@cisco.com","published":"2020-02-26T17:15:13.563","lastModified":"2024-11-21T05:30:28.930","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the anycast gateway feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a device to learn invalid Address Resolution Protocol (ARP) entries. The ARP entries are for nonlocal IP addresses for the subnet. The vulnerability is due to improper validation of a received gratuitous ARP (GARP) request. An attacker could exploit this vulnerability by sending a malicious GARP packet on the local subnet to cause the ARP table on the device to become corrupted. A successful exploit could allow the attacker to populate the ARP table with incorrect entries, which could lead to traffic disruptions."},{"lang":"es","value":"Una vulnerabilidad en la funcionalidad anycast gateway de Cisco NX-OS Software, podría permitir a un atacante adyacente no autenticado causar que un dispositivo aprenda entradas Address Resolution Protocol (ARP) no válidas. Las entradas ARP son para direcciones IP no locales para la subred. La vulnerabilidad es debido a una comprobación inapropiada de una petición ARP gratuita (GARP) recibida. Un atacante podría explotar esta vulnerabilidad mediante el envío de un paquete GARP malicioso sobre la subred local para causar que la tabla ARP en el dispositivo se corrompa. Una explotación con éxito podría permitir a un atacante poblar la tabla ARP con entradas incorrectas, lo que podría conllevar a interrupciones del tráfico."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"cvssMetricV30":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:A/AC:L/Au:N/C:N/I:P/A:N","baseScore":3.3,"accessVector":"ADJACENT_NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":6.5,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-345"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-345"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:nx-os:8.1\\(1\\):*:*:*:*:*:*:*","matchCriteriaId":"AB556839-151C-492E-B4C3-C024276D5AB1"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:nx-os:8.4\\(1\\):*:*:*:*:*:*:*","matchCriteriaId":"2636B1F1-8C40-44A4-B96B-C84EC244685E"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:nx-os:9.3\\(1\\):*:*:*:*:*:*:*","matchCriteriaId":"9A589031-946F-4016-AFC9-92FB033420D0"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9132t:-:*:*:*:*:*:*:*","matchCriteriaId":"56426D35-FCFD-406E-9144-2E66C8C86EFC"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9148s:-:*:*:*:*:*:*:*","matchCriteriaId":"D25FA4A8-408B-4E94-B7D9-7DC54B61322F"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9148t:-:*:*:*:*:*:*:*","matchCriteriaId":"831B6D0F-A975-4CBA-B5BB-0AC4AD718FE8"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9216:-:*:*:*:*:*:*:*","matchCriteriaId":"8A72BDC4-6640-45CC-A128-0CDEE38D3ADC"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9216a:-:*:*:*:*:*:*:*","matchCriteriaId":"90094569-AA2C-4D35-807F-9551FACE255F"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9216i:-:*:*:*:*:*:*:*","matchCriteriaId":"306AFBC9-A236-4D03-A1EB-CE7E838D8415"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9222i:-:*:*:*:*:*:*:*","matchCriteriaId":"12DB1A25-A7C9-412F-88BC-E89588896395"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9506:-:*:*:*:*:*:*:*","matchCriteriaId":"3925D2CF-9D7C-4498-8AF2-45E15D5D009F"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9509:-:*:*:*:*:*:*:*","matchCriteriaId":"C677D356-86C9-4491-A6CA-5E6306B2BB70"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9513:-:*:*:*:*:*:*:*","matchCriteriaId":"28A3C579-7AAD-41A4-947F-CCB9B09402A5"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9706:-:*:*:*:*:*:*:*","matchCriteriaId":"5182CB50-4D32-4835-B1A8-817D989F919F"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9710:-:*:*:*:*:*:*:*","matchCriteriaId":"36B3B617-7554-4C36-9B41-19AA3BD2F6E9"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:mds_9718:-:*:*:*:*:*:*:*","matchCriteriaId":"B88879A9-A7F5-41E0-8A38-0E09E3FD27F4"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_3016:-:*:*:*:*:*:*:*","matchCriteriaId":"528ED62B-D739-4E06-AC64-B506FD73BBAB"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_3048:-:*:*:*:*:*:*:*","matchCriteriaId":"FC2A6C31-438A-4CF5-A3F3-364B1672EB7D"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_3064:-:*:*:*:*:*:*:*","matchCriteriaId":"76C10D85-88AC-4A79-8866-BED88A0F8DF8"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_3064-t:-:*:*:*:*:*:*:*","matchCriteriaId":"65CB7F6D-A82B-4A31-BFAC-FF4A4B8DF9C1"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_31108pc-v:-:*:*:*:*:*:*:*","matchCriteriaId":"4E930332-CDDD-48D5-93BC-C22D693BBFA2"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_31108tc-v:-:*:*:*:*:*:*:*","matchCriteriaId":"7BF4B8FE-E134-4491-B5C2-C1CFEB64731B"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_31128pq:-:*:*:*:*:*:*:*","matchCriteriaId":"F4226DA0-9371-401C-8247-E6E636A116C3"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:nexus_3132c-z:-:*:*:*:*:*:*:*","matchCriteriaId":"7664666F-BCE4-4799-AEEA-3A73E6AD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