CVE-2019-25227 HIGH

CVE-2019-25227: Tellion HN-2204AP Unauthenticated Configuration Disclosure

Vendor Tellion, Inc.
Product HN-2204AP Router
Weakness CWE-306 · Missing auth
Published November 26, 2025
Last update November 28, 2025

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Tellion HN-2204AP routers contain an unauthenticated configuration disclosure vulnerability in the /cgi-bin/system_config_file management endpoint. The endpoint allows remote retrieval of a compressed configuration archive without requiring authentication or authorization. The exposed configuration may include administrative credentials, wireless keys, and other sensitive settings, enabling an unauthenticated attacker to obtain information that can facilitate further compromise of the device or network.

Key dates

02Disclosure timeline

November 26, 2025 CVE published
November 28, 2025 Record updated