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Authentication Bypass Vulnerability in ASUS 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

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

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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