CVE-2026-102015

Estado: Pendiente de análisisAlta (8.7)—

Gravedad8.7Alta · CVSS 4.0

Probabilidad de explotación0.35 %mayor que el 27 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

Una vulnerabilidad de desbordamiento de búfer basado en el montículo (heap) en el proceso secure-dot1xd de Juniper Networks en Junos OS y Junos OS Evolved permite a un atacante de red adyacente no autenticado ejecutar código como root o provocar una denegación de servicio mediante una trama EAPOL enviada a una interfaz autenticada mediante 802.1X.

Traducción automática del texto original de NVD (en inglés).

CVSS

Puntuación base: 8.7
Versión: 4.0
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/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:Y/R:A/V:C/RE:M/U:X

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.35 %
Percentil entre todas las CVEs puntuadas: 27
Fecha de la puntuación: 20/10/2026

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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement90 %
Impacto principalT1059 Command and Scripting Interpreterexecution75 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation70 %
Impacto secundarioT1499 Endpoint Denial of Serviceimpact85 %

Vector AV:A/PR:N/UI:N (red adyacente sin privilegios) implica T1210; el texto indica ejecución de código como root o DoS mediante trama EAPOL.

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

Threat Intelligence Program Privileged Account Management Execution Prevention Disable or Remove Feature or Program Application Isolation and Sandboxing Exploit Protection

Tecnologías afectadas (2)

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

Juniper — Junos OS^AI Juniper — Junos OS Evolved^AI

CWE

CWE-122

Referencias

Mostrar las 1 referencias

https://supportportal.juniper.net/JSA112187

JSON original (NVD)

Mostrar

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  "id": "CVE-2026-102015",
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      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "id": "CVE-2026-102015",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          ],
          "version": "2.0.3",
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          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "MODERATE",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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  "references": [
    {
      "url": "https://supportportal.juniper.net/JSA112187",
      "source": "sirt@juniper.net"
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  ],
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      "value": "A Heap-based Buffer Overflow vulnerability in the secure-dot1xd process of Juniper Networks on Junos OS and Junos OS Evolved allows an unauthenticated adjacent network attacker to execute code as root or cause a denial of service via an EAPOL frame sent to an 802.1X-authenticated interface."
    }
  ],
  "lastModified": "2026-10-16T15:17:00.547",
  "sourceIdentifier": "sirt@juniper.net"
}