CVE-2021-36226

Name of the Vulnerable Software and Affected Versions Western Digital My Cloud devices before OS5

Description The issue is related to incorrect cryptographic signature verification in the Western Digital MyCloud PR4100 firmware. This could allow a remote attacker to execute arbitrary code. The problem arises because Western Digital My Cloud devices before OS5 do not use cryptographically signed firmware upgrade files.

Recommendations For Western Digital My Cloud devices before OS5, consider updating to OS5 or later to address the issue of unsigned firmware upgrade files, as this update likely includes cryptographically signed firmware upgrades. At the moment, there is no information about additional mitigation measures for this specific issue.