CVE-2025-65731: Medium severity D-Link Router DIR-605L vulnerability

Published Jan 8, 2026
·
Updated

An issue was discovered in D-Link Router DIR-605L (Hardware version F1; Firmware version: V6.02CN02) allowing an attacker with physical access to the UART pins to execute arbitrary commands due to presence of root terminal access on a serial interface without proper access control.

Affected Software

3 affected components
D-Link Router DIR-605L
All of the following
Dlink Dir-605l Firmware=6.02cn02
Dlink Dir-605l=f1

Event History

Jan 8, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-65731?

CVE-2025-65731 is considered a high severity vulnerability due to the potential for an attacker to execute arbitrary commands with physical access.

2

How do I fix CVE-2025-65731?

To fix CVE-2025-65731, ensure the router is secured physically and consider updating to a firmware version that addresses this vulnerability.

3

What type of access is required for CVE-2025-65731?

CVE-2025-65731 requires physical access to the UART pins of the D-Link Router DIR-605L to exploit the vulnerability.

4

What can happen if CVE-2025-65731 is exploited?

If CVE-2025-65731 is exploited, an attacker could gain root terminal access and execute arbitrary commands on the device.

5

Which devices are affected by CVE-2025-65731?

CVE-2025-65731 specifically affects the D-Link Router DIR-605L with hardware version F1 and firmware version V6.02CN02.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203