CVE-2025-52376 Information

Description

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.

Reference

https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits/blob/main/CVE-2025-52376/writeup.md

Related CNNVD

CNNVD-202507-2036 (Published: 2025-07-15)