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CVE-2023-43626

Estado: AplazadaAlta (8.7)—

Improper access control in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

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)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Intel — Uefi FirmwareAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-43626",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-43626",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-16T20:58:39.557148Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secure@intel.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 0.8
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "secure@intel.com",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 8.7,
          "Automatable": "NOT_DEFINED",
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "HIGH",
          "subIntegrityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "HIGH",
          "vulnAvailabilityImpact": "HIGH",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "secure@intel.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "UEFI firmware for some Intel(R) Processors",
          "versions": [
            {
              "status": "affected",
              "version": "See references"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:intel:atom_c2308_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2316_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2338_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2350_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2358_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2508_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2516_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2518_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2530_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2538_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2550_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2558_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2718_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2730_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2738_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2750_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c2758_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3000_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3308_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3336_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3338_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3338r_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3436l_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3508_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3538_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3558_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3558rc_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3558r_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3708_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3750_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3758_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3758r_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3808_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3830_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3850_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3858_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3950_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3955_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c3958_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5115_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5125_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5310_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5315_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5320_firmware:-:*:*:*:*:*:*:*",
            "cpe:2.3:o:intel:atom_c5325_firmware:-:*:*:*:*:*:*:*"
          ],
          "vendor": "intel",
          "product": "atom_c5325_firmware",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-09-16T17:16:00.250",
  "references": [
    {
      "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01071.html",
      "source": "secure@intel.com"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20241011-0009/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secure@intel.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper access control in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access."
    },
    {
      "lang": "es",
      "value": "Un control de acceso inadecuado en el firmware UEFI para algunos procesadores Intel(R) puede permitir que un usuario privilegiado habilite potencialmente la escalada de privilegios a través del acceso local."
    }
  ],
  "lastModified": "2026-06-17T06:26:05.997",
  "sourceIdentifier": "secure@intel.com"
}