{
  "id": "CVE-2020-29563",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-12-12T00:15:12.017",
  "lastModified": "2022-08-06T03:52:42.053",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered on Western Digital My Cloud OS 5 devices before 5.07.118. A NAS Admin authentication bypass vulnerability could allow an unauthenticated user to gain access to the device."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en dispositivos Western Digital My Cloud OS versi\u00f3n 5 anteriores a 5.07.118. Una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n de administrador del NAS podr\u00eda permitir a un usuario no autenticado conseguir acceso al dispositivo"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "configurations": [
    {
      "operator": "AND",
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:westerndigital:my_cloud_os_5:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "5.07.118",
              "matchCriteriaId": "FBDE9863-D599-4D59-8328-4301C47BA3E9"
            }
          ]
        },
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "5A581EBA-A1F2-4ABC-8183-29973A46FA43"
            },
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "B78030F0-6655-4604-9D16-2FA1F3FD52FF"
            },
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_mirror_gen_2:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "5695E842-1561-4A4F-901F-6EC07F558989"
            },
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "BF58260B-2131-402C-A9DA-67B188136DE1"
            },
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "CB0C2FD9-4792-4DA2-9698-E53109A499EC"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.westerndigital.com/support/productsecurity/wdc-20010-my-cloud-os5-firmware-5-07-118",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1446/",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    }
  ]
}