CVE-2025-55847

Estado: AnalizadaAlta (8.8)—

Wavlink M86X3A_V240730 contains a buffer overflow vulnerability in the /cgi-bin/ExportAllSettings.cgi file. The vulnerability arises because the Cookie parameter does not properly validate the length of input data. Attackers can exploit this to execute arbitrary code or cause a denial of service (DoS) on the system

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:A/AC:L/PR:N/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: 2.04%
Percentil entre todas las CVEs puntuadas: 80
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1059 Command and Scripting Interpreterexecution80 %
Impacto secundarioT1499.004 Application or System Exploitationimpact70 %

Buffer overflow en parámetro Cookie sin validación (CWE-120) en dispositivo de red accesible por red adyacente (AV:A). Permite ejecución arbitraria de código o DoS según descripción.

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

Privileged Account Management Disable or Remove Feature or Program Vulnerability Scanning Threat Intelligence Program Restrict Web-Based Content Network Segmentation

Tecnologías afectadas (1)

Wavlink — Wl-wn586x3a Firmware

CWE

CWE-120

Referencias

https://github.com/meigui637/iot_zone/blob/main/%E6%A0%88%E6%BA%A2%E5%87%BA%E6%BC%8F%E6%B4%9E.md

JSON original (NVD)

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