CVE-2023-27355

High

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 MPEG-TS parser. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-19773.

SeverityHigh
CVSS8.8
Exploit probability—
ProductSonos One Firmware
PublishedApr 20, 2023
First seenApr 20, 2023
Weakness typeCWE-121CWE-121

How to fix

Update
  • sonos s111.7.1 or later
  • sonos s215.1 or later

Affected products

ProductAffected versionsFixed in
sonos one_firmware70.3-35220—
sonos s1v < 11.7.111.7.1
sonos s2v < 15.115.1

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CVE-2023-27355 · Sonos One Firmware · Dark Radar