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Home - Vulnerability NotesPrint
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CERT-In Vulnerability Note CIVN-2025-0322
Authentication Bypass Vulnerability in ASUS

Original Issue Date:November 17, 2025

Severity Rating: CRITICAL

Systems Affected

  • ASUS DSL Series Routers
    • DSL-AC51
    • DSL-N16
    • DSL-AC750

Overview

A vulnerability has been reported in ASUS DSL series routers that allows a remote attackers to gain unauthorized access into the affected system.

Target Audience:
IT and Network Administrators, SOC Analysts,Small and Medium-Sized Business (SMB),Home / SOHO Users, Managed Service Providers (MSPs) / ISPs

Risk Assessment:
Critical risks on confidentiality, integrity, and availability of the systems.
 
Impact Assessment:
Compromise of integrity and confidentiality.

Description

ASUS DSL-series is a line of integrated modem-router devices designed for home and small office environments using DSL (Digital Subscriber Line) internet connections.

A vulnerability exists in  ASUS DSL series routers that may enable remote attackers to bypass security controls and gain unauthorized system access.

Successful exploitation of this vulnerability could allow a remote attacker to Gain unauthorized access, Modify configuration settings, Access sensitive information transmitted through the router and compromise the connected devices.

Solution

Apply appropriate security updates as mentioned in:
https://www.asus.com/security-advisory

Vendor Information

ASUS
https://www.asus.com/security-advisory

References

ASUS
https://www.asus.com/security-advisory

CVE Name
CVE-2025-59367

Disclaimer

The information provided herein is on "as is" basis, without warranty of any kind.

Contact Information

Email: info@cert-in.org.in
Phone: +91-11-22902657

Postal address

Indian Computer Emergency Response Team (CERT-In)
Ministry of Electronics and Information Technology
Government of India
Electronics Niketan
6, CGO Complex, Lodhi Road,
New Delhi - 110 003
India

 
Indian Computer Emergency Response Team - CERT-In, Ministry of Electronics and Information Technology, Government of India.
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