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CVE-2020-27744

Estado: ModificadaCrítica (9.8)—

An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.

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)

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  "id": "CVE-2020-27744",
  "cveTags": [],
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "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"
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  "affected": [
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      "affectedData": [
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          "product": "n/a",
          "versions": [
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              "status": "affected",
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  "published": "2020-10-29T17:15:12.903",
  "references": [
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      "url": "https://www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/",
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        "Third Party Advisory"
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      "tags": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-78"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges."
    },
    {
      "lang": "es",
      "value": "Se detectó un problema en los dispositivos NAS de Western Digital My Cloud versiones anteriores a 5.04.114. Permiten una ejecución de código remota con  una escalada de privilegios resultante"
    }
  ],
  "lastModified": "2026-06-17T03:09:33.630",
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