CVE-2023-27353
Medium
Description
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Sonos One Speaker 70.3-35220. Authentication is not required to exploit this vulnerability. The specific flaw exists within the msprox endpoint. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19846.
SeverityMedium
CVSS6.5
Exploit probability—
ProductSonos One Firmware
PublishedApr 20, 2023
First seenApr 20, 2023
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- sonos s111.7.1 or later
- sonos s215.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| sonos one_firmware | 70.3-35220 | — |
| sonos s1 | v < 11.7.1 | 11.7.1 |
| sonos s2 | v < 15.1 | 15.1 |
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