{ "id": "CVE-2023-24545", "sourceIdentifier": "psirt@arista.com", "published": "2023-04-12T21:15:18.183", "lastModified": "2024-11-21T07:48:05.733", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic." } ], "metrics": { "cvssMetricV31": [ { "source": "psirt@arista.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ] }, "weaknesses": [ { "source": "psirt@arista.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-400" } ] }, { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-400" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.26.0", "versionEndExcluding": "4.26.9m", "matchCriteriaId": "7D1A5002-07BD-4669-A7C9-E47A28C3F39C" }, { "vulnerable": true, "criteria": "cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.27.0", "versionEndExcluding": "4.27.8m", "matchCriteriaId": "2FEF7B98-AD0E-4DE3-912D-DDC39FE4C3D7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.28.0", "versionEndExcluding": "4.28.5m", "matchCriteriaId": "DA82CE8C-A95E-48B9-8E61-09429FFBC0DD" }, { "vulnerable": true, "criteria": "cpe:2.3:o:arista:cloudeos:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.29.0", "versionEndExcluding": "4.29.2f", "matchCriteriaId": "0769DED3-64E8-4EEC-95BD-CDB18C848B8E" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:arista:dca-200-veos:-:*:*:*:*:*:*:*", "matchCriteriaId": "6C9985E3-D496-473F-A806-022EC164EF96" } ] } ] } ], "references": [ { "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085", "source": "psirt@arista.com", "tags": [ "Exploit", "Patch", "Vendor Advisory" ] }, { "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Patch", "Vendor Advisory" ] } ] }