PT-2024-35377 · Sonos · Sonos Era 100

Published 2024-05-31 · Updated 2024-09-24 · CVE-2024-5256

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Sonos Era 100 (affected versions not specified)

Description This issue allows network-adjacent attackers to disclose sensitive information on affected installations of Sonos Era 100 smart speakers. The specific flaw exists within the handling of SMB2 messages, resulting from the lack of proper validation of user-supplied data, which can cause an integer underflow before reading from memory. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Authentication is not required to exploit this issue.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

CVE-2024-5256

ZDI-24-542

Affected Products

Sonos Era 100

References · 5

• https://zerodayinitiative.com/advisories/ZDI-24-542 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-5256 · Security Note
• https://osv.dev/vulnerability/CVE-2024-5256 · Vendor Advisory
• https://twitter.com/CVEnew/status/1798781412394586427 · Twitter Post
• https://t.me/cvenotify/95858 · Telegram Post