Use After Free in Sonos Era 100
CVE-2024-5269
Sonos Era 100 SMB2 Message Handling Use-After-Free 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 validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-22459.
Vulnerability class: Use-After-Free
EPSS: 0.012 (65.1th 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)
Public proof-of-concept exploits
References
- zdi-disclosures@trendmicro.com (x_research-advisory, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-5269?
- CVE-2024-5269 is a high-severity vulnerability in Sonos Era 100, classified under Use After Free. CVSS score: 8.8/10. Published 2024-06-06.
- How severe is CVE-2024-5269?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-5269 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.