FKIE_CVE-2019-6963

Vulnerability from fkie_nvd - Published: 2019-06-20 14:15 - Updated: 2026-06-17 02:39
Severity
8.8 (High) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A heap-based buffer overflow in cosa_dhcpv4_dml.c in the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve remote code execution by crafting a long buffer in the "Comment" field of an IP reservation form in the admin panel. This is related to the CcspCommonLibrary module.
References
cve@mitre.orghttps://dojo.bullguard.com/dojo-by-bullguard/blog/the-gateway-is-wide-openThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://dojo.bullguard.com/dojo-by-bullguard/blog/the-gateway-is-wide-openThird Party Advisory
Impacted products
Vendor Product Version
rdkcentral rdkb_ccsppandm rdkb-20181217-1
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:a:rdkcentral:rdkb_ccsppandm:rdkb-20181217-1:*:*:*:*:*:*:*",
              "matchCriteriaId": "2733315D-DC18-4435-AF7B-5BB9DA39C6DA",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A heap-based buffer overflow in cosa_dhcpv4_dml.c in the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve remote code execution by crafting a long buffer in the \"Comment\" field of an IP reservation form in the admin panel. This is related to the CcspCommonLibrary module."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en el archivo cosa_dhcpv4_dml.c en el m\u00f3dulo CcspPandM de RDK RDKB-20181217-1, puede permitir que los atacantes con credenciales Login logren la ejecuci\u00f3n de c\u00f3digo remota mediante la creaci\u00f3n de un b\u00fafer largo en el campo \"Comment\" de un formulario de reserva de IP en el panel del administrador. Esto est\u00e1 relacionado con el m\u00f3dulo CcspCommonLibrary."
    }
  ],
  "id": "CVE-2019-6963",
  "lastModified": "2026-06-17T02:39:49.833",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-06-20T14:15:11.173",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://dojo.bullguard.com/dojo-by-bullguard/blog/the-gateway-is-wide-open"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://dojo.bullguard.com/dojo-by-bullguard/blog/the-gateway-is-wide-open"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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 patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.