CVE-2024-5269: era 100 Use-After-Free (CVSS 8.8)

Description

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.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-416 Use After Free

Affected Products

Vendor	Product	Versions
sonos	era_100_firmware	All
sonos	era_100	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-24-545/ https://www.zerodayinitiative.com/advisories/ZDI-24-545/

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-5269? +

CVE-2024-5269 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-5269? +

CVE-2024-5269 affects products from sonos, specifically: era_100, era_100_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-5269? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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