fkie_cve-2020-11637
Vulnerability from fkie_nvd
Published
2020-10-15 16:15
Modified
2024-11-21 04:58
Summary
A memory leak in the TFTP service in B&R Automation Runtime versions <N4.26, <N4.34, <F4.45, <E4.53, <D4.63, <A4.73 and prior could allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition.



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B5691819-5BAF-4021-BB67-3D4801A050EC",
              "versionEndIncluding": "4.10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "142DABF7-D81E-4192-B5C8-2BB31CC75956",
              "versionEndExcluding": "n4.26",
              "versionStartIncluding": "4.20",
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            },
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "7EF78DE7-687D-40A7-9D3B-ACBB2CFAF44B",
              "versionEndExcluding": "f4.45",
              "versionStartIncluding": "4.40",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AC4663FB-8910-4A9F-955B-6E003949638B",
              "versionEndExcluding": "e4.53",
              "versionStartIncluding": "4.50",
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            },
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1A7C52DE-F161-426F-B890-BF37938F9CF6",
              "versionEndExcluding": "d4.63",
              "versionStartIncluding": "4.60",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "52A6E5FF-E093-4492-8DB3-3F888ED10ADB",
              "versionEndExcluding": "a4.73",
              "versionStartIncluding": "4.70",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3C4DFCB9-820B-4283-8700-92B9C0AC0AA1",
              "versionEndExcluding": "n4.34",
              "versionStartIncluding": "4.30",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A memory leak in the TFTP service in B\u0026R Automation Runtime versions \u003cN4.26, \u003cN4.34, \u003cF4.45, \u003cE4.53, \u003cD4.63, \u003cA4.73 and prior could allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition."
    },
    {
      "lang": "es",
      "value": "Una p\u00e9rdida de memoria en el servicio TFTP en B\u0026amp;R Automation Runtime en versiones anteriores a N4.26, anteriores a N4.34, anteriores a F4.45, anteriores a E4.53, anteriores a D4.63, anteriores a A4.73 y anteriores, podr\u00eda permitir a un atacante no autenticado con acceso de red causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS)"
    }
  ],
  "id": "CVE-2020-11637",
  "lastModified": "2024-11-21T04:58:18.000",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "cybersecurity@ch.abb.com",
        "type": "Secondary"
      },
      {
        "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": "2020-10-15T16:15:11.773",
  "references": [
    {
      "source": "cybersecurity@ch.abb.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf"
    }
  ],
  "sourceIdentifier": "cybersecurity@ch.abb.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "cybersecurity@ch.abb.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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