{
  "id": "CVE-2020-12774",
  "sourceIdentifier": "twcert@cert.org.tw",
  "published": "2020-07-22T08:15:12.463",
  "lastModified": "2024-11-21T05:00:15.943",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command."
    },
    {
      "lang": "es",
      "value": "D-Link DSL-7740C, no comprueba apropiadamente la entrada de usuario, lo que permite a un usuario de LAN autenticado inyectar comandos arbitrarios"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "twcert@cert.org.tw",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "baseScore": 8.2,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.5,
        "impactScore": 6.0
      },
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "twcert@cert.org.tw",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    },
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "configurations": [
    {
      "operator": "AND",
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:dlink:dsl-7740c_firmware:v6.tr069.20180723:*:*:*:*:*:*:*",
              "matchCriteriaId": "375AEBC1-11D9-457A-9431-0900D49872CA"
            }
          ]
        },
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:dlink:dsl-7740c:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "DB3725D3-3C89-4471-8770-EA71D958C4F0"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html",
      "source": "twcert@cert.org.tw",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}