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CVE-2023-25494

Estado: AplazadaMedia (6.7)—

A potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables.

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 (3)

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

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-25494",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-25494",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-04-08T16:18:23.073422Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@lenovo.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@lenovo.com",
      "affectedData": [
        {
          "vendor": "Lenovo",
          "product": "Desktop BIOS, Smart Edge BIOS, ThinkStation BIOS",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-04-05T21:15:07.813",
  "references": [
    {
      "url": "https://support.lenovo.com/us/en/product_security/LEN-141775",
      "source": "psirt@lenovo.com"
    },
    {
      "url": "https://support.lenovo.com/us/en/product_security/LEN-141775",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@lenovo.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nA potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables. \n\n"
    },
    {
      "lang": "es",
      "value": "Se informó una vulnerabilidad potencial en el BIOS de algunos productos de escritorio, Smart Edge y ThinkStation que podría permitir que un atacante local con privilegios elevados escriba en variables NVRAM."
    }
  ],
  "lastModified": "2026-06-17T05:41:21.463",
  "sourceIdentifier": "psirt@lenovo.com"
}