CVE-2023-27352 Use after free in One Speaker
Network-adjacent attackers can execute arbitrary code as root on Sonos One speakers via a use-after-free flaw in SMB processing.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-27352?
CVE-2023-27352 is a high-severity use after free vulnerability in Sonos One Speaker, published on 20 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Weakness: CWE-416
Which versions are affected by CVE-2023-27352?
It affects 3 products.
Products include Sonos One Firmware, Sonos S1, Sonos S2.
How do I fix CVE-2023-27352?
No fix has been published for CVE-2023-27352 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2023-27352 being exploited?
There is no known exploitation of CVE-2023-27352 in the wild and no public exploit code.
Other vulnerabilities in Sonos One Speaker
Sources
Also known as GHSA-6pq8-4f7j-wcw6.