CVE-2022-36330: Westerndigital My Cloud Home Duo Firmware

High severity, CVSS 8.1. EPSS: 0.6% chance of exploitation in the next 30 days.

A buffer overflow vulnerability was discovered on firmware version validation that could lead to an unauthenticated remote code execution in Western Digital My Cloud Home, My Cloud Home Duo and SanDisk ibi devices. An attacker would require exploitation of another vulnerability to raise their privileges in order to exploit this buffer overflow vulnerability. This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191. 

Affected products

• Westerndigital My Cloud Home Duo Firmware: before 9.4.0-191 (fixed in 9.4.0-191)
• Westerndigital My Cloud Home Firmware: before 9.4.0-191 (fixed in 9.4.0-191)
• Westerndigital Sandisk Ibi Firmware: before 9.4.0-191 (fixed in 9.4.0-191)

Published 2023-05-10. Last modified 2026-06-17.