FKIE_CVE-2015-7794

Vulnerability from fkie_nvd - Published: 2015-12-30 05:59 - Updated: 2026-06-17 00:33
Severity
5.8 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Summary
Corega CG-WLNCM4G devices provide an open DNS resolver, which allows remote attackers to cause a denial of service (traffic amplification) via crafted queries.
References
vultures@jpcert.or.jphttp://corega.jp/support/security/20151224_wlncm4g.htmVendor Advisory
vultures@jpcert.or.jphttp://jvn.jp/en/jp/JVN51250073/index.htmlVendor Advisory
vultures@jpcert.or.jphttp://jvndb.jvn.jp/jvndb/JVNDB-2015-000203Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://corega.jp/support/security/20151224_wlncm4g.htmVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://jvn.jp/en/jp/JVN51250073/index.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://jvndb.jvn.jp/jvndb/JVNDB-2015-000203Vendor Advisory
Impacted products
Vendor Product Version
corega cg-wlncm4g_firmware *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:corega:cg-wlncm4g_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3AD6644C-B651-43B0-8412-1103F2274302",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Corega CG-WLNCM4G devices provide an open DNS resolver, which allows remote attackers to cause a denial of service (traffic amplification) via crafted queries."
    },
    {
      "lang": "es",
      "value": "Dispositivos Corega CG-WLNCM4G proporcionan un resolutor de DNS abierto, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (amplificaci\u00f3n de tr\u00e1fico) a trav\u00e9s de consultas manipuladas."
    }
  ],
  "id": "CVE-2015-7794",
  "lastModified": "2026-06-17T00:33:08.900",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2015-12-30T05:59:13.940",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://corega.jp/support/security/20151224_wlncm4g.htm"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://jvn.jp/en/jp/JVN51250073/index.html"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://jvndb.jvn.jp/jvndb/JVNDB-2015-000203"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://corega.jp/support/security/20151224_wlncm4g.htm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://jvn.jp/en/jp/JVN51250073/index.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://jvndb.jvn.jp/jvndb/JVNDB-2015-000203"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "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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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.