{"containers": {"cna": {"affected": [{"product": "Cisco NX-OS Software", "vendor": "Cisco", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2021-02-24T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition."}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "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:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-02-24T19:30:45", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20210224 Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-pim-dos-Y8SjMz4"}], "source": {"advisory": "cisco-sa-nxos-pim-dos-Y8SjMz4", "defect": [["CSCvv98438"]], "discovery": "INTERNAL"}, "title": "Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2021-02-24T16:00:00", "ID": "CVE-2021-1367", "STATE": "PUBLIC", "TITLE": "Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco NX-OS Software", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition."}]}, "exploit": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "impact": {"cvss": {"baseScore": "4.3", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20"}]}]}, "references": {"reference_data": [{"name": "20210224 Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-pim-dos-Y8SjMz4"}]}, "source": {"advisory": "cisco-sa-nxos-pim-dos-Y8SjMz4", "defect": [["CSCvv98438"]], "discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T16:11:16.870Z"}, "title": "CVE Program Container", "references": [{"name": "20210224 Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-pim-dos-Y8SjMz4"}]}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2021-1367", "datePublished": "2021-02-24T19:30:45.486967Z", "dateReserved": "2020-11-13T00:00:00", "dateUpdated": "2024-09-16T20:38:10.175Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:nx-os:9.3\\(5\\):*:*:*:*:*:*:*", "matchCriteriaId": "2A2F42DB-B22B-4880-BA73-D0E0295190DF", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:nexus_9000v_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "33600D17-FBBD-4314-AAE6-95E78A5F32EB", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_92160yc-x_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "44BE8368-6B37-4C2C-980F-412CA6E87A2C", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_92300yc_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "3AA5389A-8AD1-476E-983A-54DF573C30F5", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_92304qc_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "C1B1A8F1-45B1-4E64-A254-7191FA93CB6D", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_92348gc-x_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "D2749521-2922-4F15-9467-AFD8D9F15C91", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9236c_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "DB2FFD26-8255-4351-8594-29D2AEFC06EF", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9272q_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "61E10975-B47E-4F4D-8096-AEC7B7733612", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93108tc-ex-24_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "902F5C0B-F379-464C-8DED-C166004FE97B", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93108tc-ex_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "2C67B7A6-9BB2-41FC-8FA3-8D0DF67CBC68", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93108tc-fx-24:-:*:*:*:*:*:*:*", "matchCriteriaId": "C47F6BF9-2ADB-41A4-8D7D-8BB00141BB23", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93108tc-fx_switch:-:*:*:*:*:*:*:*", "matchCriteriaId": "75507216-258C-4501-AD98-CC9BB2EA5E14", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93120tx:-:*:*:*:*:*:*:*", "matchCriteriaId": "07DE6F63-2C7D-415B-8C34-01EC05C062F3", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93128tx:-:*:*:*:*:*:*:*", "matchCriteriaId": "F423E45D-A6DD-4305-9C6A-EAB26293E53A", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9316d-gx:-:*:*:*:*:*:*:*", "matchCriteriaId": "102F91CD-DFB6-43D4-AE5B-DA157A696230", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180lc-ex:-:*:*:*:*:*:*:*", "matchCriteriaId": "E952A96A-0F48-4357-B7DD-1127D8827650", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-ex:-:*:*:*:*:*:*:*", "matchCriteriaId": "F70D81F1-8B12-4474-9060-B4934D8A3873", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-ex-24:-:*:*:*:*:*:*:*", "matchCriteriaId": "5394DE31-3863-4CA9-B7B1-E5227183100D", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-fx:-:*:*:*:*:*:*:*", "matchCriteriaId": "7349D69B-D8FA-4462-AA28-69DD18A652D9", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-fx-24:-:*:*:*:*:*:*:*", "matchCriteriaId": "FE4BB834-2C00-4384-A78E-AF3BCDDC58AF", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-fx3:-:*:*:*:*:*:*:*", "matchCriteriaId": "B0D30D52-837F-4FDA-B8E5-A9066E9C6D2F", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93180yc-fx3s:-:*:*:*:*:*:*:*", "matchCriteriaId": "7CE49B45-F2E9-491D-9C29-1B46E9CE14E2", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93216tc-fx2:-:*:*:*:*:*:*:*", "matchCriteriaId": "B1CC5F78-E88B-4B82-9E3E-C73D3A49DE26", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93240yc-fx2:-:*:*:*:*:*:*:*", "matchCriteriaId": "91231DC6-2773-4238-8C14-A346F213B5E5", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9332c:-:*:*:*:*:*:*:*", "matchCriteriaId": "2DF88547-BAF4-47B0-9F60-80A30297FCEB", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9332pq:-:*:*:*:*:*:*:*", "matchCriteriaId": "113772B6-E9D2-4094-9468-3F4E1A87D07D", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93360yc-fx2:-:*:*:*:*:*:*:*", "matchCriteriaId": "C45A38D6-BED6-4FEF-AD87-A1E813695DE0", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9336c-fx2:-:*:*:*:*:*:*:*", "matchCriteriaId": "F1FC2B1F-232E-4754-8076-CC82F3648730", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9336c-fx2-e:-:*:*:*:*:*:*:*", "matchCriteriaId": "7CDD27C9-5EAF-4956-8AB7-740C84C9D4FC", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9336pq:-:*:*:*:*:*:*:*", "matchCriteriaId": "5F1127D2-12C0-454F-91EF-5EE334070D06", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9348gc-fxp:-:*:*:*:*:*:*:*", "matchCriteriaId": "17C7E3DB-8E1A-47AD-B1C5-61747DC0CFB9", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_93600cd-gx:-:*:*:*:*:*:*:*", "matchCriteriaId": "2CF467E2-4567-426E-8F48-39669E0F514C", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9364c:-:*:*:*:*:*:*:*", "matchCriteriaId": "63842B25-8C32-4988-BBBD-61E9CB09B4F3", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9364c-gx:-:*:*:*:*:*:*:*", "matchCriteriaId": "68EA1FEF-B6B6-49FE-A0A4-5387F76303F8", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9372px:-:*:*:*:*:*:*:*", "matchCriteriaId": "4364ADB9-8162-451D-806A-B98924E6B2CF", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9372px-e:-:*:*:*:*:*:*:*", "matchCriteriaId": "B53BCB42-ED61-4FCF-8068-CB467631C63C", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9372tx:-:*:*:*:*:*:*:*", "matchCriteriaId": "49E0371B-FDE2-473C-AA59-47E1269D050F", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9372tx-e:-:*:*:*:*:*:*:*", "matchCriteriaId": "489D11EC-5A18-4F32-BC7C-AC1FCEC27222", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9396px:-:*:*:*:*:*:*:*", "matchCriteriaId": "1BC5293E-F2B4-46DC-85DA-167EA323FCFD", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9396tx:-:*:*:*:*:*:*:*", "matchCriteriaId": "EA022E77-6557-4A33-9A3A-D028E2DB669A", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9504:-:*:*:*:*:*:*:*", "matchCriteriaId": "768BE390-5ED5-48A7-9E80-C4DE8BA979B1", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9508:-:*:*:*:*:*:*:*", "matchCriteriaId": "DDC2F709-AFBE-48EA-A3A2-DA1134534FB6", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:nexus_9516:-:*:*:*:*:*:*:*", "matchCriteriaId": "7E02DC82-0D26-436F-BA64-73C958932B0A", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition."}, {"lang": "es", "value": "Una vulnerabilidad en la funcionalidad Protocol Independent Multicast (PIM) del software Cisco NX-OS, podr\u00eda permitir a un atacante adyacente no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en un dispositivo afectado. Esta vulnerabilidad es debido a una comprobaci\u00f3n de entrada insuficiente. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de un paquete PIM dise\u00f1ado a un dispositivo afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante causar un bucle de tr\u00e1fico, lo que resultar\u00eda en una condici\u00f3n DoS"}], "id": "CVE-2021-1367", "lastModified": "2023-11-07T03:28:06.870", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 5.5, "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": "LOW", "baseScore": 4.3, "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:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "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:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2021-02-24T20:15:13.363", "references": [{"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-pim-dos-Y8SjMz4"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "ykramarz@cisco.com", "type": "Primary"}]}

{}