CVE-2025-53949

Estado: AnalizadaAlta (8.8)—

An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability [CWE-78] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 through 4.4.7, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions may allow an authenticated attacker to execute unauthorized code on the underlying system via crafted HTTP requests.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 8.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 17%
Percentil entre todas las CVEs puntuadas: 97
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement92 %
Impacto principalT1059 Command and Scripting Interpreterexecution95 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation78 %

CWE-78 (OS Command Injection) con AV:N, PR:L, UI:N indica explotación remota de servicio requiriendo autenticación (T1210). Permite ejecutar comandos del sistema (T1059) e implícitamente escalar privilegios en entorno comprometido (T1068).

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 (1)

Fortinet — Fortisandbox

CWE

CWE-78

Referencias

https://fortiguard.fortinet.com/psirt/FG-IR-25-479

JSON original (NVD)

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