Vulnerability · Published Apr 23, 2025 · Assigned by zdi

CVE-2025-1048Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability

High 8.8

In plain English

A high-severity use-after-free in Era 300 from Sonos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)0.5%top 54.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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 (as reported)

Vendor	Product	Versions
Sonos	Era 300	81.1-58074

Weakness: CWE-416 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-25-223 x_research-advisory