CVE-2024-5267

HIGH

Sonos Era 100 Firmware - Unauthenticated Remote Code Execution via SMB2 Message Handling

Title source: llm
STIX 2.1

Description

Sonos Era 100 SMB2 Message Handling Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sonos Era 100 smart speakers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SMB2 messages. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-22384.

References (1)

Core 1
Core References
Third Party Advisory, VDB Entry x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-24-543/

Scores

CVSS v3 8.8
EPSS 0.0074
EPSS Percentile 50.1%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
sonos/era_100_firmware 15.9
Published Jun 06, 2024
Tracked Since Feb 18, 2026