What is CVE-2022-24049?

CVE-2022-24049 is a critical-severity vulnerability in Sonos One, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2022-02-18.

How severe is CVE-2022-24049?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Sonos One

CVE-2022-24049

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sonos One Speaker prior to 3.4.1 (S2 systems) and 11.2.13 build 57923290 (S1 systems). Authentication is not required to exploit this vulnerability. The specific flaw exists within the ALAC audio codec. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15798.

Vulnerability class: Buffer Overflow

Published 2022-02-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.072 (94.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.072 · newest: 0.072 · change: 0.000

Affected products

Sonos One
Sonos One Speaker — versions prior to 3.4.1 (S2 systems) and 11.2.13 build 57923290 (S1 systems)
Sonos S1
Sonos S2

Weakness classification (CWE)

References

www.zerodayinitiative.com/advisories/ZDI-22-261/ (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2022-24049?: CVE-2022-24049 is a critical-severity vulnerability in Sonos One, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2022-02-18.
How severe is CVE-2022-24049?: Critical severity. CVSS v3 base score is 9.8 out of 10.