CVE-2025-15194: D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflow

Published Dec 29, 2025
·
Updated

A vulnerability was found in D-Link DIR-600 up to 2.15WWb02. Affected by this vulnerability is an unknown functionality of the file hedwig.cgi of the component HTTP Header Handler. The manipulation of the argument Cookie results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected Software

3 affected components
D-Link DIR-600<=2.15WWb02
All of the following
Dlink Dir-600 Firmware=2.15ww
Dlink Dir-600=b2

Event History

Dec 29, 2025
CVE Published
via MITRE·03:32 PM
Data Sourced
via MITRE·03:32 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:15 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-2025-15194?

CVE-2025-15194 is classified as a high-severity vulnerability due to the potential for stack-based buffer overflow exploitation.

2

How do I fix CVE-2025-15194?

To fix CVE-2025-15194, update your D-Link DIR-600 router to version 2.15WWb03 or later.

3

What component is affected by CVE-2025-15194?

CVE-2025-15194 affects the hedwig.cgi component of the D-Link DIR-600 router.

4

What causes the vulnerability CVE-2025-15194?

CVE-2025-15194 is caused by improper handling of the Cookie argument, leading to a stack-based buffer overflow.

5

What are the potential consequences of CVE-2025-15194?

The exploitation of CVE-2025-15194 could allow unauthorized remote code execution on affected devices.

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