CVE-2018-14847

Estado: AnalizadaCrítica (9.1)⚠ Explotación activa

MikroTik RouterOS through 6.42 allows unauthenticated remote attackers to read arbitrary files and remote authenticated attackers to write arbitrary files due to a directory traversal vulnerability in the WinBox interface.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Puntuación base: 9.1

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 96%
Percentil entre todas las CVEs puntuadas: 100
Fecha de la puntuación: 1/10/2026

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).

CISA KEV — explotada activamente

Añadida al catálogo: 1/12/2021
Plazo de remediación: 1/6/2022
Uso conocido en ransomware: Unknown

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access95 %
Impacto principalT1005 Data from Local Systemcollection95 %
Impacto secundarioT1565 Data Manipulationimpact75 %

CVE-2018-14847 explota directory traversal (CWE-22) en WinBox de MikroTik sin autenticación (AV:N/PR:N) para lectura de archivos arbitrarios (T1005) y escritura por usuarios autenticados (T1565). Vector CVSS crítico confirma explotación remota directa.

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

Network Segmentation Vulnerability Scanning Restrict File and Directory Permissions Privileged Account Management Remote Data Storage Limit Access to Resource Over Network

Tecnologías afectadas (1)

Mikrotik — Routeros

CWE

CWE-22
CWE-22

Referencias

JSON original (NVD)

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