CVE-2025-20229

Estado: AnalizadaAlta (8)—

In Splunk Enterprise versions below 9.3.3, 9.2.5, and 9.1.8, and Splunk Cloud Platform versions below 9.3.2408.104, 9.2.2406.108, 9.2.2403.114, and 9.1.2312.208, a low-privileged user that does not hold the "admin" or "power" Splunk roles could perform a Remote Code Execution (RCE) through a file upload to the "$SPLUNK_HOME/var/run/splunk/apptemp" directory due to missing authorization checks.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 16%
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.

ExplotaciónT1203 Exploitation for Client Executionexecution85 %
Impacto principalT1059 Command and Scripting Interpreterexecution90 %
Impacto secundarioT1078.001 Default Accountsstealth · persistence · privilege escalation · initial access75 %

Requiere interacción del usuario (UI:R) y acceso local a la aplicación Splunk web, activando ejecución de código remoto mediante carga de archivo malicioso sin validación de autorización.

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

Restrict Web-Based Content Privileged Account Management Password Policies Multi-factor Authentication Limit Software Installation Execution Prevention

Tecnologías afectadas (2)

Splunk — Splunk Splunk — Splunk Cloud Platform

CWE

CWE-284

Referencias

https://advisory.splunk.com/advisories/SVD-2025-0301

JSON original (NVD)

Mostrar

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