CVE-2025-21590

MEDIUMCISA KEV

4.4

Descripcion

An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device. A local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device. This issue is not exploitable from the Junos CLI. This issue affects Junos OS: * All versions before 21.2R3-S9, * 21.4 versions before 21.4R3-S10, * 22.2 versions before 22.2R3-S6, * 22.4 versions before 22.4R3-S6, * 23.2 versions before 23.2R2-S3, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R1-S2, 24.2R2.

Detalles CVE

Puntuacion CVSS v3.14.4

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado3/12/2025

Ultima modificacion10/24/2025

Fuentekev

Avistamientos honeypot0

CISA KEV

VendedorJuniper

ProductoJunos OS

Nombre vulnerabilidadJuniper Junos OS Improper Isolation or Compartmentalization Vulnerability

Fecha inclusion KEV2025-03-13

Fecha limite remediacion2025-04-03

Uso en ransomwareUnknown

Productos afectados

juniper:junos

Debilidades (CWE)

CWE-653

Referencias

https://cloud.google.com/blog/topics/threat-intelligence/china-nexus-espionage-targets-juniper-routers(sirt@juniper.net)

https://supportportal.juniper.net/JSA93446(sirt@juniper.net)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21590(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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