CVE-2024-5268 Sonos Era 100 SMB2 Message Handling Out-Of-Bounds Read Information Disclosure Vulnerability

Medium 4.3 Published 6 Jun 2024 Updated 1 Aug 2024

Network-adjacent attackers can disclose sensitive information via out-of-bounds read in SMB2 message handling on Sonos Era 100 speakers.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-5268?

CVE-2024-5268 is a medium-severity vulnerability in Sonos Era 100, published on 6 Jun 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Sonos Era 100 SMB2 Message Handling Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information 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 read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-22428.

Weakness: CWE-125

Which versions are affected by CVE-2024-5268?

It affects 1 product.

Products include Sonos Era 100 Firmware.

How do I fix CVE-2024-5268?

No fix has been published for CVE-2024-5268 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-5268 being exploited?

There is no known exploitation of CVE-2024-5268 in the wild and no public exploit code.

Sources

Also known as GHSA-vqhg-cf38-rr8m.