ZDI-CAN-25601: ZDI-25-224: (Pwn2Own) Sonos Era 300 Heap-based Buffer Overflow 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 ID3 data. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. 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-2025-1049.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-25601?
The severity of ZDI-CAN-25601 is critical due to its potential for remote code execution without authentication.
How do I fix ZDI-CAN-25601?
To mitigate ZDI-CAN-25601, users should update their Sonos Era 300 speakers to the latest firmware version.
What type of attackers can exploit ZDI-CAN-25601?
Network-adjacent attackers can exploit ZDI-CAN-25601 without the need for authentication.
What devices are affected by ZDI-CAN-25601?
The affected device for ZDI-CAN-25601 is the Sonos Era 300 speaker.
What is the nature of the vulnerability in ZDI-CAN-25601?
ZDI-CAN-25601 involves a flaw in the processing of ID3 data which allows arbitrary code execution.