Advisory Details

May 29th, 2025

(Pwn2Own) Sonos Era 300 Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-25-311
ZDI-CAN-25865

CVE ID CVE-2025-1051
CVSS SCORE 8.8, AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Sonos
AFFECTED PRODUCTS Era 300
VULNERABILITY DETAILS

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the processing of ALAC data. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the anacapa user.

ADDITIONAL DETAILS

Fixed in version Player v:83.1-61240 Release v:16.6


DISCLOSURE TIMELINE
  • 2024-12-11 - Vulnerability reported to vendor
  • 2025-05-29 - Coordinated public release of advisory
  • 2025-05-29 - Advisory Updated
CREDIT Cody Gallagher and Charlie Waters
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