What’s Vulnerable › Vulnerabilities
CVE-2025-1048: Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability
- Severity: high (CVSS 8.8 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-04-23 · updated 2026-06-17
- Weakness: CWE-416
Description
Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SMB data. 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 the anacapa user. Was ZDI-CAN-25535.
Affected products
- Sonos S1: before 57.22-61162 — fixed in 57.22-61162
- Sonos S2: before 83.1-61240 — fixed in 83.1-61240
How to fix
Upgrade to a fixed version: Sonos S1 57.22-61162; Sonos S2 83.1-61240. Check the vendor advisory for mitigations.
References
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