Vulnerabilities > CVE-2024-5256 - Integer Underflow (Wrap or Wraparound) vulnerability in Sonos ERA 100 Firmware 15.9

047910
CVSS 4.3 - MEDIUM
Attack vector
ADJACENT_NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
LOW
Integrity impact
NONE
Availability impact
NONE
low complexity
sonos
CWE-191

Summary

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.

Vulnerable Configurations

Part Description Count
OS
Sonos
1
Hardware
Sonos
1

Common Weakness Enumeration (CWE)