{
  "id": "CVE-2020-5806",
  "sourceIdentifier": "vulnreport@tenable.com",
  "published": "2020-12-29T16:15:14.887",
  "lastModified": "2020-12-30T18:45:10.503",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An attacker-controlled memory allocation size can be passed to the C++ new operator in the CServerManager::HandleBrowseLoadIconStreamRequest in messaging.dll. This can be done by sending a specially crafted message to 127.0.0.1:7153. Observed in FactoryTalk Linx 6.11. All versions of FactoryTalk Linx are affected."
    },
    {
      "lang": "es",
      "value": "Un tama\u00f1o de asignaci\u00f3n de memoria controlado por el atacante puede ser pasado al nuevo operador de C++ en la funci\u00f3n CServerManager::HandleBrowseLoadIconStreamRequest en la biblioteca messaging.dll. Esto se puede hacer mediante el env\u00edo de un mensaje especialmente dise\u00f1ado hacia 127.0.0.1:7153. Observado en FactoryTalk Linx versi\u00f3n 6.11. Todas las versiones de FactoryTalk Linx est\u00e1n afectadas"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:rockwellautomation:factorytalk_linx:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "6.11",
              "matchCriteriaId": "89622117-4485-4204-A5DA-B72F7F13D353"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.tenable.com/security/research/tra-2020-71",
      "source": "vulnreport@tenable.com",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}