CVE-2024-5267: (Pwn2Own) Sonos Era 100 SMB2 Message Handling Out-Of-Bounds Write Remote Code Execution Vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-5267?
CVE-2024-5267 has been classified as a critical severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2024-5267?
To fix CVE-2024-5267, update your Sonos Era 100 smart speakers to the latest firmware version issued by Sonos.
Who can exploit CVE-2024-5267?
CVE-2024-5267 can be exploited by network-adjacent attackers without requiring authentication.
What is affected by CVE-2024-5267?
CVE-2024-5267 affects Sonos Era 100 smart speakers with firmware version 15.9.
What type of vulnerability is CVE-2024-5267?
CVE-2024-5267 is an out-of-bounds write vulnerability that allows for remote code execution.