ZDI-CAN-15828: (Pwn2Own) Sonos One Speaker Integer Underflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sonos One Speaker. Authentication is not required to exploit this vulnerability. The specific flaw exists within the anacapd daemon. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of root.

Affected Software

1 affected component
Sonos One Speaker

Event History

Mar 25, 2025
Advisory Published
via ZDI·01:03 AM
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 ZDI-CAN-15828?

ZDI-CAN-15828 is considered a critical vulnerability due to its potential to allow arbitrary code execution without authentication.

2

How do I fix ZDI-CAN-15828?

To fix ZDI-CAN-15828, install the latest firmware update provided by Sonos for the One Speaker.

3

What are the risks associated with ZDI-CAN-15828?

The risks of ZDI-CAN-15828 include unauthorized access and control of the Sonos One Speaker by network-adjacent attackers.

4

Who is affected by ZDI-CAN-15828?

Users of the Sonos One Speaker are affected by the ZDI-CAN-15828 vulnerability.

5

Is exploitation of ZDI-CAN-15828 easy for attackers?

Yes, exploitation of ZDI-CAN-15828 is relatively easy as it does not require authentication, allowing attackers to execute arbitrary code.

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