Buffer overflow in Sonos Era 100
CVE-2024-5267
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.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (51.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Sonos Era 100 — versions 15.9 (build 75146030)
- Sonos Era_100
- Sonos Era_100_firmware — versions 15.9
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_research-advisory, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-5267?
- CVE-2024-5267 is a high-severity vulnerability in Sonos Era 100, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-06-06.
- How severe is CVE-2024-5267?
- High severity. CVSS v3 base score is 8.8 out of 10.