FKIE_CVE-2020-11622

Vulnerability from fkie_nvd - Published: 2020-06-10 20:15 - Updated: 2026-06-17 02:50
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A vulnerability exists in Arista’s Cloud EOS VM / vEOS 4.23.2M and below releases in the 4.23.x train, 4.22.4M and below releases in the 4.22.x train, 4.21.3M to 4.21.9M releases in the 4.21.x train, 4.21.3FX-7368.*, 4.21.4-FCRFX.*, 4.21.4.1, 4.21.7.1, 4.22.2.0.1, 4.22.2.2.1, 4.22.3.1, and 4.23.2.1 Router code in a scenario where TCP MSS options are configured.
References
cve@mitre.orghttps://www.arista.com/en/support/advisories-noticesVendor Advisory
cve@mitre.orghttps://www.arista.com/en/support/advisories-notices/security-advisories/11195-security-advisory-49Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.arista.com/en/support/advisories-noticesVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.arista.com/en/support/advisories-notices/security-advisories/11195-security-advisory-49Mitigation, Vendor Advisory
Impacted products
Vendor Product Version
arista cloudeos *
arista cloudeos *
arista cloudeos *
arista cloudeos 4.21.3fx-7368
arista cloudeos 4.21.4-fcrfx
arista cloudeos 4.21.4.1
arista cloudeos 4.21.7.1
arista cloudeos 4.22.2.0.1
arista cloudeos 4.22.2.2.1
arista cloudeos 4.22.3.1
arista cloudeos 4.23.2.1
arista veos *
arista veos *
arista veos *
arista veos 4.21.3fx-7368
arista veos 4.21.4-fcrfx
arista veos 4.21.4.1
arista veos 4.21.7.1
arista veos 4.22.2.0.1
arista veos 4.22.2.2.1
arista veos 4.22.3.1
arista veos 4.23.2.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
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          "negate": false,
          "operator": "OR"
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability exists in Arista\u2019s Cloud EOS VM / vEOS 4.23.2M and below releases in the 4.23.x train, 4.22.4M and below releases in the 4.22.x train, 4.21.3M to 4.21.9M releases in the 4.21.x train, 4.21.3FX-7368.*, 4.21.4-FCRFX.*, 4.21.4.1, 4.21.7.1, 4.22.2.0.1, 4.22.2.2.1, 4.22.3.1, and 4.23.2.1 Router code in a scenario where TCP MSS options are configured."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad en Cloud EOS VM / vEOS de Arista versiones 4.23.2M e publicaciones inferiores en el c\u00f3digo del Enrutador 4.23.x train, 4.22.4M y publicaciones inferiores en 4.22.x  train, versiones 4.21.3M hasta 4.21.9M en 4.21.x train , 4.21.3FX-7368.*, 4.21.4-FCRFX.*, 4.21.4.1, 4.21.7.1, 4.22.2.0.1, 4.22.2.2.1, 4.22.3.1 y 4.23.2.1, en un escenario donde las opciones TCP MSS son configuradas"
    }
  ],
  "id": "CVE-2020-11622",
  "lastModified": "2026-06-17T02:50:30.250",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-06-10T20:15:13.157",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.arista.com/en/support/advisories-notices"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/11195-security-advisory-49"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.arista.com/en/support/advisories-notices"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/11195-security-advisory-49"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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