CVE-2026-4149
CRITICAL EPSS 58.3%
Published Apr 11, 20262mo ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Published Apr 11, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago
Description
Sonos Era 300 SMB Response Out-Of-Bounds Access Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sonos Era 300. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the DataOffset field within SMB responses. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the kernel. Was ZDI-CAN-28345.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
58.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
Affected Products 2
References 1
- zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-26-192/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.