CVE-2023-27352: Sonos One Firmware

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sonos One Speaker 70.3-35220. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of the SMB directory query command. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-19845.

Affected products

• Sonos One Firmware: version 70.3-35220 only
• Sonos s1: before 11.7.1 (fixed in 11.7.1)
• Sonos s2: before 15.1 (fixed in 15.1)

Published 2023-04-20. Last modified 2026-06-17.