ZDI-CAN-28345: ZDI-26-192: Sonos Era 300 SMB Response Out-Of-Bounds Access Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sonos Era 300. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the DataOffset field within SMB responses. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the kernel.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sonos Era 300. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 10.0. The following CVEs are assigned: CVE-2026-4149.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-28345?
The severity of ZDI-CAN-28345 is critical due to its potential for remote code execution without authentication.
How do I fix ZDI-CAN-28345?
To fix ZDI-CAN-28345, update your Sonos Era 300 software to the latest version provided by Sonos.
What are the potential impacts of ZDI-CAN-28345?
The potential impacts of ZDI-CAN-28345 include unauthorized access and execution of arbitrary code on affected systems.
Is authentication required to exploit ZDI-CAN-28345?
No, authentication is not required to exploit ZDI-CAN-28345, making it more dangerous.
Which devices are affected by ZDI-CAN-28345?
The device affected by ZDI-CAN-28345 is the Sonos Era 300.