FKIE_CVE-2020-12117

Vulnerability from fkie_nvd - Published: 2020-05-01 14:15 - Updated: 2026-06-17 02:51
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Moxa Service in Moxa NPort 5150A firmware version 1.5 and earlier allows attackers to obtain sensitive configuration values via a crafted packet to UDP port 4800. NOTE: Moxa Service is an unauthenticated service that runs upon a first-time installation but can be disabled without ill effect.
References
cve@mitre.orghttps://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurationsThird Party Advisory
cve@mitre.orghttps://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerabilityPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurationsThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerabilityPatch, Vendor Advisory
Impacted products
Vendor Product Version
moxa nport_5100a_firmware *
moxa nport_5100a -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:moxa:nport_5100a_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "24372B08-BA72-4546-AECE-6958B3F374D8",
              "versionEndIncluding": "1.5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:moxa:nport_5100a:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "EDD58CE3-DA9D-49E5-B121-54E7051B9E1A",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Moxa Service in Moxa NPort 5150A firmware version 1.5 and earlier allows attackers to obtain sensitive configuration values via a crafted packet to UDP port 4800. NOTE: Moxa Service is an unauthenticated service that runs upon a first-time installation but can be disabled without ill effect."
    },
    {
      "lang": "es",
      "value": "Moxa Service en Moxa NPort 5150A versiones de firmware 1.5 y anteriores, permite a atacantes obtener valores de configuraci\u00f3n confidenciales por medio de un paquete dise\u00f1ado al puerto UDP 4800. NOTA:  Moxa Service es un servicio no autenticado que se ejecuta sobre una instalaci\u00f3n por primera vez, pero puede ser desactivado sin efectos adversos."
    }
  ],
  "id": "CVE-2020-12117",
  "lastModified": "2026-06-17T02:51:26.130",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "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": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-05-01T14:15:11.467",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurations"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerability"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurations"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerability"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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