CVE-2026-101994

Estado: Pendiente de análisisAlta (7.1)—

Gravedad7.1Alta · CVSS 4.0

Probabilidad de explotación0.28 %mayor que el 19 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

Una vulnerabilidad de tratamiento inadecuado de la inconsistencia en el parámetro de longitud en el demonio l2ald de Juniper Networks Junos OS y Junos OS Evolved permite a un atacante que pueda controlar o suplantar a un par ICCP de MC-LAG configurado revelar la memoria dinámica (heap) del proceso o provocar una denegación de servicio mediante un mensaje ICCP malformado.

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

CVSS

Puntuación base: 7.1
Versión: 4.0
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/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:X/R:X/V:X/RE:X/U:X

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.28 %
Percentil entre todas las CVEs puntuadas: 19
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 secundarioT1005 Data from Local Systemcollection60 %

El vector AV:A/PR:N/UI:N indica explotación desde red adyacente; el texto cita fuga de memoria heap y denegación de servicio mediante un mensaje ICCP malformado al daemon l2ald.

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

Vulnerability Scanning Threat Intelligence Program Privileged Account Management Network Segmentation Disable or Remove Feature or Program Application Isolation and Sandboxing

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-130

Referencias

Mostrar las 1 referencias

https://supportportal.juniper.net/JSA112187

JSON original (NVD)

Mostrar

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}