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GSD-2021-36226

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
Western Digital My Cloud devices before OS5 do not use cryptographically signed Firmware upgrade files.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2021-36226",
    "id": "GSD-2021-36226"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-36226"
      ],
      "details": "Western Digital My Cloud devices before OS5 do not use cryptographically signed Firmware upgrade files.",
      "id": "GSD-2021-36226",
      "modified": "2023-12-13T01:23:16.385317Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-36226",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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              "vendor_name": "n/a"
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      "references": {
        "reference_data": [
          {
            "name": "https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users/",
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          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:o:westerndigital:my_cloud_os:*:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "5.02.104",
                    "vulnerable": true
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                ],
                "operator": "OR"
              },
              {
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                    "cpe23Uri": "cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*",
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          "ID": "CVE-2021-36226"
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        "description": {
          "description_data": [
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-347"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users/",
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            },
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                "Patch",
                "Third Party Advisory"
              ],
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            },
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2023-02-14T21:49Z",
      "publishedDate": "2023-02-06T14:15Z"
    }
  }
}



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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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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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