CVE-2025-43939

Estado: AnalizadaAlta (7.8)—

Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.57%
Percentil entre todas las CVEs puntuadas: 46
Fecha de la puntuación: 5/10/2026

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 Interpreterexecution90 %
Impacto secundarioT1548 Abuse Elevation Control Mechanismprivilege escalation80 %

AV:L, PR:L, UI:N indica acceso local sin interacción (T1068). CWE-78 (OS Command Injection) permite ejecución de comandos (T1059). La descripción menciona explícitamente 'Elevation of privileges', justificando T1548 como impacto secundario.

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 Privileged Account Management Audit Update Software User Account Management Threat Intelligence Program

Tecnologías afectadas (1)

Dell — Unity Operating Environment

CWE

CWE-78

Referencias

https://www.dell.com/support/kbdoc/en-us/000385307/dsa-2025-379-security-update-for-dell-unity-dell-unityvsa-and-dell-unity-xt-security-update-for-multiple-vulnerabilities

JSON original (NVD)

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