ZDI-25-225: (Pwn2Own) Sonos Era 300 Out-of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HLS playlist data. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the anacapa user.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2025-1050.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-225?
The vulnerability ZDI-25-225 has a CVSS rating of 8.8, indicating a high severity.
How do I fix ZDI-25-225?
To fix vulnerability ZDI-25-225, ensure that your Sonos Era 300 speakers are updated to the latest firmware provided by Sonos.
Who is impacted by ZDI-25-225?
The vulnerability ZDI-25-225 affects all users of Sonos Era 300 speakers.
Can ZDI-25-225 be exploited remotely?
Yes, ZDI-25-225 can be exploited by network-adjacent attackers without requiring authentication.
What type of vulnerability is ZDI-25-225?
ZDI-25-225 is a vulnerability that allows for arbitrary code execution on affected Sonos Era 300 speakers.