FKIE_CVE-2019-18937

Vulnerability from fkie_nvd - Published: 2019-11-14 19:15 - Updated: 2024-11-21 04:33
Severity ?
Summary
eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request.
Impacted products
Vendor Product Version
scriptparser_project scriptparser 1.8
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.8
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.7
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.7
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.6
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.5
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.4
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.3
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.3
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.2
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.0
eq-3 homematic_ccu2 -
eq-3 homematic_ccu2_firmware 2.47.20
scriptparser_project scriptparser 1.6
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.5
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.4
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.3
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.3
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.2
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18
scriptparser_project scriptparser 1.0
eq-3 homematic_ccu3 -
eq-3 homematic_ccu3_firmware 3.47.18

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request."
    },
    {
      "lang": "es",
      "value": "eQ-3 Homematic CCU2 versi\u00f3n 2.47.20 y CCU3 versi\u00f3n 3.47.18 con el AddOn Script Parser instalado versiones hasta 1.8, permite una Ejecuci\u00f3n de C\u00f3digo  Remota por parte de atacantes no autenticados con acceso a la interfaz web por medio de l script exec.cgi, que ejecuta un contenido de script TCL desde una petici\u00f3n POST de HTTP."
    }
  ],
  "id": "CVE-2019-18937",
  "lastModified": "2024-11-21T04:33:52.567",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-11-14T19:15:13.237",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://psytester.github.io/CVE-2019-18937/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://psytester.github.io/CVE-2019-18937/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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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Detection rules are retrieved from Rulezet.

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