CVE-2026-0940

Estado: Pendiente de análisisAlta (8.4)—

A potential improper initialization vulnerability was reported in the BIOS of some ThinkPads that could allow a local privileged user to modify data and execute arbitrary code.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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
Puntuación base: 8.4

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.13%
Percentil entre todas las CVEs puntuadas: 2
Fecha de la puntuación: 6/10/2026

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1068 Exploitation for Privilege Escalationprivilege escalation85 %
Impacto principalT1059 Command and Scripting Interpreterexecution80 %
Impacto secundarioT1565.001 Stored Data Manipulationimpact75 %

AV:L con PR:H indica escalada local por usuario privilegiado. BIOS vulnerability permite ejecución arbitraria de código (T1059) y modificación de datos (T1565.001) confirmado en descripción.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Execution Prevention Threat Intelligence Program Restrict Web-Based Content Restrict File and Directory Permissions Privileged Account Management Remote Data Storage

Tecnologías afectadas (1)

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

Lenovo — Thinkpad Bios^AI

CWE

CWE-665

Referencias

https://support.lenovo.com/us/en/product_security/LEN-213040

JSON original (NVD)

Mostrar

{
  "id": "CVE-2026-0940",
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        "ssvcData": {
          "id": "CVE-2026-0940",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          ],
          "version": "2.0.3",
          "timestamp": "2026-03-12T00:00:00+00:00"
        }
      }
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          "integrityImpact": "HIGH",
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    "cvssMetricV40": [
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          "valueDensity": "NOT_DEFINED",
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          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "HIGH",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "HIGH",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "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": [
    {
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      "affectedData": [
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          "versions": [
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          ],
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        {
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          ],
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              "lessThanOrEqual": "1.76"
            }
          ],
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    }
  ],
  "published": "2026-03-11T21:16:13.887",
  "references": [
    {
      "url": "https://support.lenovo.com/us/en/product_security/LEN-213040",
      "source": "psirt@lenovo.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@lenovo.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-665"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A potential improper initialization vulnerability was reported in the BIOS of some ThinkPads that could allow a local privileged user to modify data and execute arbitrary code."
    },
    {
      "lang": "es",
      "value": "Una potencial vulnerabilidad de inicialización incorrecta fue reportada en la BIOS de algunos ThinkPads que podría permitir a un usuario local privilegiado modificar datos y ejecutar código arbitrario."
    }
  ],
  "lastModified": "2026-06-17T10:11:39.450",
  "sourceIdentifier": "psirt@lenovo.com"
}