CVE-2025-50401

Critical

Published: 16/12/2025(UTC)Translated: 05/08/2026(UTC)NVD NIST

Summary

Mercury D196G router with firmware d196gv1-cn-up_2020-01-09_11.21.44 is vulnerable to a buffer overflow in function sub_404CAEDC via the password parameter.

Risk Assessment

The buffer overflow could allow an attacker to execute remote code or cause a denial of service, potentially disrupting network operations.

Recommendation

Update the router firmware to the latest version if available, and restrict access to the administrative interface.

Original NVD description (English source)

Mercury D196G d196gv1-cn-up_2020-01-09_11.21.44 is vulnerable to Buffer Overflow in the function sub_404CAEDC via the parameter password.