CVE-2026-8810

{
  "id": "CVE-2026-8810",
  "sourceIdentifier": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
  "published": "2026-08-19T06:17:43.293",
  "lastModified": "2026-11-09T20:10:00.200",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "On ARM platforms, a vulnerability in the architecture design of HDD Password could allow an attacker to retrieve HDD Password from UEFI variables."
    },
    {
      "lang": "es",
      "value": "En plataformas ARM, una vulnerabilidad en el diseño de la arquitectura de la Contraseña del HDD podría permitir a un atacante recuperar la Contraseña del HDD de las variables UEFI."
    }
  ],
  "affected": [
    {
      "source": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
      "affectedData": [
        {
          "vendor": "Insyde Software",
          "product": "InsydeH2O, InsydeH2O ARM",
          "defaultStatus": "unaffected",
          "platforms": [
            "ARM"
          ],
          "versions": [
            {
              "version": "Kernel 5.6",
              "lessThan": "05.63.21",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "Kernel 5.7",
              "lessThan": "05.72.21",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H",
          "baseScore": 6.9,
          "baseSeverity": "MEDIUM",
          "attackVector": "PHYSICAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 0.3,
        "impactScore": 6.0
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-20T13:35:03.752413Z",
          "id": "CVE-2026-8810",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "8338d8cb-57f7-4252-abc0-96fd13e98d21",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-522"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.insyde.com/security-pledge/sa-2026005/",
      "source": "8338d8cb-57f7-4252-abc0-96fd13e98d21"
    }
  ]
}