CVE-2024-5256: medium-severity vulnerability in Sonos Era 100
Sonos Era 100 SMB2 Message Handling Integer Underflow Information Disclosure Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.3epss 0.4%
Sonos Era 100 SMB2 Message Handling Integer Underflow 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 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. Was ZDI-CAN-22336.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
Sonos · Era 100Related CVEs — Sonos Era 100
In the same product, most dangerous first.
CVE-2024-5269HIGHSonos Era 100 SMB2 Message Handling Use-After-Free Remote Code Execution VulnerabilityEPSS 1.2%CVE-2024-5267HIGHSonos Era 100 SMB2 Message Handling Out-Of-Bounds Write Remote Code Execution VulnerabilityEPSS 0.7%CVE-2024-5268MEDIUMSonos Era 100 SMB2 Message Handling Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 0.5%