CVE-2020-26569

{"id": "CVE-2020-26569", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "[email protected]", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2020-12-28T16:15:12.870", "references": [{"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/11997-security-advisory-57", "tags": ["Exploit", "Vendor Advisory"], "source": "[email protected]"}, {"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/11997-security-advisory-57", "tags": ["Exploit", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In EVPN VxLAN setups in Arista EOS, specific malformed packets can lead to incorrect MAC to IP bindings and as a result packets can be incorrectly forwarded across VLAN boundaries. This can result in traffic being discarded on the receiving VLAN. This affects versions: 4.21.12M and below releases in the 4.21.x train; 4.22.7M and below releases in the 4.22.x train; 4.23.5M and below releases in the 4.23.x train; 4.24.2F and below releases in the 4.24.x train."}, {"lang": "es", "value": "En unas configuraciones EVPN VxLAN en Arista EOS, los paquetes malformados espec\u00edficos pueden conllevar a enlaces incorrectos de MAC a IP y, como resultado, los paquetes pueden ser reenviados incorrectamente a trav\u00e9s de los l\u00edmites de la VLAN. Esto puede causar que el tr\u00e1fico se descarte en la VLAN receptora. Esto afecta a las versiones: 4.21.12M y versiones inferiores en el tren 4.21.x; 4.22.7M y versiones inferiores en el tren 4.22.x; 4.23.5M y versiones inferiores en el tren 4.23.x; 4.24.2F y versiones inferiores en el tren 4.24.x"}], "lastModified": "2024-11-21T05:20:06.097", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F78A5196-C732-490D-96C8-EECC3D1D5864", "versionEndIncluding": "4.21.12m", "versionStartIncluding": "4.21.0f"}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EAE443F7-EDE6-421C-A898-4CC045C29344", "versionEndIncluding": "4.22.7m", "versionStartIncluding": "4.22.0f"}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "562677FC-A1E6-4C29-995F-7FB833869FBE", "versionEndIncluding": "4.23.5m", "versionStartIncluding": "4.23.0f"}, {"criteria": "cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B4BF634C-E2E7-4982-BCA2-56BCDC37495E", "versionEndIncluding": "4.24.2f", "versionStartIncluding": "4.24.0f"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:arista:7010t-48:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4CCF6152-815E-4B3C-AE4B-CA598BEBD020"}, {"criteria": "cpe:2.3:h:arista:7050cx3-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E1FF0290-C671-4ABC-8A12-05E4D55FC4AE"}, {"criteria": "cpe:2.3:h:arista:7050cx3m-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "828C6E4F-814A-4060-8F5E-7FF359C8739C"}, {"criteria": "cpe:2.3:h:arista:7050qx-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "253D74DE-97F5-40F3-B179-D2D4442C57FD"}, {"criteria": "cpe:2.3:h:arista:7050qx2-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "75E03F9E-522F-4D9B-9267-09E2550B5465"}, {"criteria": "cpe:2.3:h:arista:7050sx-128:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "895A7AFD-BE76-47F5-B67B-6279046E4274"}, {"criteria": "cpe:2.3:h:arista:7050sx-64:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "74E258EC-EA50-4185-AA35-5D963C359E74"}, {"criteria": "cpe:2.3:h:arista:7050sx-72q:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1482D4FC-60B9-4C89-B892-71AA3E1031F3"}, {"criteria": "cpe:2.3:h:arista:7050sx2-128:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C99D84E9-2229-459E-AE90-49C2EF670884"}, {"criteria": "cpe:2.3:h:arista:7050sx2-72q:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D922C725-1139-4DD4-92FC-9FF15E35CE62"}, {"criteria": "cpe:2.3:h:arista:7050sx3-48c8:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "FE35C17F-0C60-4A40-9949-D4C5D94D1D7A"}, {"criteria": "cpe:2.3:h:arista:7050sx3-48yc:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "07BA078E-30B7-4E2C-B240-BF64E98143E9"}, {"criteria": "cpe:2.3:h:arista:7050sx3-48yc12:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EBFD0706-CACB-40FA-A41B-46B39C6E1D33"}, {"criteria": "cpe:2.3:h:arista:7050sx3-48yc8:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5951D243-CB68-4B41-A913-D879CE502795"}, {"criteria": "cpe:2.3:h:arista:7050sx3-96yc8:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "73156612-D338-4E20-8C82-0E65DAA72331"}, {"criteria": "cpe:2.3:h:arista:7050tx-48:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "78E7CDCC-ADC6-4854-BFC4-72DA47C5F10B"}, {"criteria": "cpe:2.3:h:arista:7050tx-64:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2B03678D-AD7B-4B1A-8E6A-1811DD8B1483"}, {"criteria": "cpe:2.3:h:arista:7050tx-72q:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E803639C-13A1-48CA-A589-C83654AE454F"}, {"criteria": "cpe:2.3:h:arista:7050tx2-128:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A495D282-D3DC-4D18-AB72-2358834C238E"}, {"criteria": "cpe:2.3:h:arista:7050tx3-48c8:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "388C57D8-4B3C-4E5D-84AA-0CB7506F825A"}, {"criteria": "cpe:2.3:h:arista:7060cx-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D518C8D5-A86B-46E5-A646-8939BFA2E116"}, {"criteria": "cpe:2.3:h:arista:7060cx2-32s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A1608297-7079-4F3B-857E-708B74E944D9"}, {"criteria": "cpe:2.3:h:arista:7060dx4-32:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "806A01C5-231D-4F9D-A292-E9DD706A0C66"}, {"criteria": "cpe:2.3:h:arista:7060px4-32:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AC10746F-8FC0-49EF-BB9C-EC49B734DFA3"}, {"criteria": "cpe:2.3:h:arista:7060sx2-48yc6:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "26582E98-B710-46D7-B8F2-9286E0592FA6"}, {"criteria": "cpe:2.3:h:arista:720xp-24y6:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7AFDBCBB-2C1A-4B88-AE28-EF63D5B9EDD2"}, {"criteria": "cpe:2.3:h:arista:720xp-24zy4:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "58757129-BF9C-4BD8-B692-BB57023F8A48"}, {"criteria": "cpe:2.3:h:arista:720xp-48y6:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2756BB4B-1053-4EAC-AC0B-785FD5039D5F"}, {"criteria": "cpe:2.3:h:arista:720xp-48zc2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "40D36540-7723-4284-A207-6BD27728CA25"}, {"criteria": "cpe:2.3:h:arista:720xp-96zc2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DF95CB28-E010-4A1D-A746-F9DDF015868F"}, {"criteria": "cpe:2.3:h:arista:7250qx-64:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0DD95B3B-D655-42DC-85C2-2C6FDBCC77F1"}, {"criteria": "cpe:2.3:h:arista:7260cx:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E40D14DE-BAFB-461F-9AA7-E3EDC2D8D468"}, {"criteria": "cpe:2.3:h:arista:7260cx3:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "901E5B76-0EB7-4EAD-A281-15B9F78041AB"}, {"criteria": "cpe:2.3:h:arista:7260cx3-64:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "49BAE58E-F4B5-4C8F-9EEB-5A0F38A96F0C"}, {"criteria": "cpe:2.3:h:arista:7260qx:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EE1DE992-9BFA-4794-82F4-66F464BB384E"}, {"criteria": "cpe:2.3:h:arista:7300x-32q:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DDF8A65D-6FBC-4C38-8B45-418E6C5EB16C"}, {"criteria": "cpe:2.3:h:arista:7300x-64s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8F088D51-24F4-49AD-8397-73D1EAF45F56"}, {"criteria": "cpe:2.3:h:arista:7300x-64t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "69BA5C6D-40C0-4AA3-AC10-D7F097D8EDD9"}, {"criteria": "cpe:2.3:h:arista:7300x3-32c:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0040BDDF-D711-4619-9E96-96EFBD33CAA0"}, {"criteria": "cpe:2.3:h:arista:7300x3-48yc4:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D4AA716D-CAD1-4689-8A26-977A2E5F869E"}, {"criteria": "cpe:2.3:h:arista:7304x3:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "78FE473B-CA6E-4E8D-8DBF-676B1ECBB185"}, {"criteria": "cpe:2.3:h:arista:7308x3:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9F1EF943-154C-4B5B-B803-E186FEA8C5A0"}, {"criteria": "cpe:2.3:h:arista:7320x-32c:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5AD08CBF-6F42-4F98-B413-F65C5613BE6B"}, {"criteria": "cpe:2.3:h:arista:7324x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B8862F74-E399-41EE-A081-62D99A7C1755"}, {"criteria": "cpe:2.3:h:arista:7328x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8F16261D-639F-4CAB-BDA6-EF3F277E663C"}, {"criteria": "cpe:2.3:h:arista:7368x4:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "161DB0D9-9BAC-4546-88D3-5547F4B6149C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}