CVE-2025-52376

CRITICAL

9.8

Descripcion

An authentication bypass vulnerability in the /web/um_open_telnet.cgi endpoint in Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below, allowing an attacker to remotely enable the Telnet service without authentication, bypassing security controls. The Telnet server is then accessible with hard-coded credentials, allowing attackers to gain administrative shell access and execute arbitrary commands on the device.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado7/15/2025

Ultima modificacion7/15/2025

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-287CWE-798

Referencias

https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits(cve@mitre.org)

https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits/blob/main/CVE-2025-52376/writeup.md(cve@mitre.org)

Correlaciones IOC

Sin correlaciones registradas

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