CVE-2026-86585

Estado: AplazadaAlta (7.7)—

The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/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: 7.7

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.16%
Percentil entre todas las CVEs puntuadas: 4
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.

ExplotaciónT1195 Supply Chain Compromiseinitial access85 %
Impacto principalT1553.006 Code Signing Policy Modificationdefense impairment80 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation75 %

Actualización de firmware manipulada sin verificación de firma (CWE-347); ataque en cadena de suministro. Control del firmware permite ejecución de código no autorizado y privilegios de root.

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

Boot Integrity Update Software Application Developer Guidance Vulnerability Scanning User Account Management Threat Intelligence Program

Tecnologías afectadas (2)

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

VEO — VEO^AI VEO — VEO XS^AI

CWE

CWE-347

Referencias

https://fermax.com/security-advisories

JSON original (NVD)

Mostrar

{
  "id": "CVE-2026-86585",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-86585",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-09-16T17:46:48.324132Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "539080bd-5750-4cce-b30b-eed9a4ef6dcc",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 7.7,
          "Automatable": "NOT_DEFINED",
          "attackVector": "ADJACENT",
          "baseSeverity": "HIGH",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/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",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "NONE",
          "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": [
    {
      "source": "539080bd-5750-4cce-b30b-eed9a4ef6dcc",
      "affectedData": [
        {
          "vendor": "Fermax Electronica S.A.U.",
          "product": "DUOX PLUS monitor firmware (VEO Wi-Fi range)",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "01.48.001",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "VEO-WIFI",
            "VEO-XS-WIFI",
            "VEO-XS-WIFI-DDA",
            "VEO-XL-WIFI",
            "VEO-XL-WIFI-DDA"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-09-16T11:16:44.070",
  "references": [
    {
      "url": "https://fermax.com/security-advisories",
      "source": "539080bd-5750-4cce-b30b-eed9a4ef6dcc"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "539080bd-5750-4cce-b30b-eed9a4ef6dcc",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware."
    }
  ],
  "lastModified": "2026-09-18T19:44:10.957",
  "sourceIdentifier": "539080bd-5750-4cce-b30b-eed9a4ef6dcc"
}