FKIE_CVE-2020-7240

Vulnerability from fkie_nvd - Published: 2020-01-20 20:15 - Updated: 2024-11-21 05:36
Summary
Meinberg Lantime M300 and M1000 devices allow attackers (with privileges to configure a device) to execute arbitrary OS commands by editing the /config/netconf.cmd script (aka Extended Network Configuration). Note: According to the description, the vulnerability requires a fully authenticated super-user account using a webUI function that allows super users to edit a script supposed to execute OS commands. The given weakness enumeration (CWE-78) is not applicable in this case as it refers to abusing functions/input fields not supposed to be accepting OS commands by using 'Special Elements.

{
  "configurations": [
    {
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              "matchCriteriaId": "2E3FA110-8EF7-4E9B-A7B7-40CB534E9AE6",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
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            }
          ],
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        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:meinbergglobal:lantime_m1000_firmware:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "749D2112-626A-4A59-B8F4-F1C75CB8ED94",
              "vulnerable": true
            }
          ],
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        },
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          "cpeMatch": [
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              "criteria": "cpe:2.3:h:meinbergglobal:lantime_m1000:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E35F4190-89B4-4F14-89C9-C7A4E61FB300",
              "vulnerable": false
            }
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  ],
  "cveTags": [
    {
      "sourceIdentifier": "cve@mitre.org",
      "tags": [
        "disputed"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Meinberg Lantime M300 and M1000 devices allow attackers (with privileges to configure a device) to execute arbitrary OS commands by editing the /config/netconf.cmd script (aka Extended Network Configuration). Note: According to the description, the vulnerability requires a fully authenticated super-user account using a webUI function that allows super users to edit a script supposed to execute OS commands. The given weakness enumeration (CWE-78) is not applicable in this case as it refers to abusing functions/input fields not supposed to be accepting OS commands by using \u0027Special Elements."
    },
    {
      "lang": "es",
      "value": "** EN DSIPUTA ** Los dispositivos Meinberg Lantime M300 y M1000 permiten a los atacantes (con privilegios para configurar un dispositivo) ejecutar comandos arbitrarios del sistema operativo editando el script /config/netconf.cmd (tambi\u00e9n conocido como Configuraci\u00f3n de red extendida). Nota: Seg\u00fan la descripci\u00f3n, la vulnerabilidad requiere una cuenta de superusuario totalmente autenticada que use una funci\u00f3n webUI que permita a los superusuarios editar un script que supuestamente ejecute comandos del sistema operativo. La enumeraci\u00f3n de debilidad dada (CWE-78) no es aplicable en este caso, ya que se refiere al abuso de funciones / campos de entrada que no deben aceptar comandos del sistema operativo mediante el uso de \u0027Elementos especiales\u0027."
    }
  ],
  "id": "CVE-2020-7240",
  "lastModified": "2024-11-21T05:36:54.123",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-01-20T20:15:11.317",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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