« Volver al listado

CVE-2020-27160

Estado: ModificadaCrítica (9.8)—

Addressed remote code execution vulnerability in AvailableApps.php that allowed escalation of privileges in Western Digital My Cloud NAS devices prior to 5.04.114 (issue 3 of 3).

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Westerndigital — MY Cloud Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-27160",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-10-27T20:15:22.190",
  "references": [
    {
      "url": "https://www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.westerndigital.com/support/productsecurity",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.westerndigital.com/support/productsecurity/wdc-20007-my-cloud-firmware-version-5-04-114",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.westerndigital.com/support/productsecurity",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.westerndigital.com/support/productsecurity/wdc-20007-my-cloud-firmware-version-5-04-114",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Addressed remote code execution vulnerability in AvailableApps.php that allowed escalation of privileges in Western Digital My Cloud NAS devices prior to 5.04.114 (issue 3 of 3)."
    },
    {
      "lang": "es",
      "value": "Se abordó una vulnerabilidad de ejecución de código remota en el archivo AvailableApps.php, que permitía una escalada de privilegios en dispositivos NAS Western Digital My Cloud versiones anteriores a 5.04.114 (número 3 de 3)"
    }
  ],
  "lastModified": "2026-06-17T03:08:53.247",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:westerndigital:my_cloud_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1A91F2BA-EC12-4060-A0A5-9E4EB6238036",
              "versionEndExcluding": "5.04.114"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "B78030F0-6655-4604-9D16-2FA1F3FD52FF"
            },
            {
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_expert_series_ex2:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "A1351BC5-FF95-4041-8D4A-F6975AEE84A0"
            },
            {
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_mirror_-_gen_2:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C70F1252-64C8-4174-9D61-957D1D52FE6B"
            },
            {
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "BF58260B-2131-402C-A9DA-67B188136DE1"
            },
            {
              "criteria": "cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "CB0C2FD9-4792-4DA2-9698-E53109A499EC"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}