CVE-2021-3897

Published Apr 22, 2022 CVSS 3.1 · 9.8 Critical EPSS 1.3% KEV · Not listed
Description
An authentication bypass vulnerability was discovered in an internal service of the Lenovo Fan Power Controller2 (FPC2) and Lenovo System Management Module (SMM) firmware during an that could allow an unauthenticated attacker to execute commands on the SMM and FPC2. SMM2 is not affected.

Remediation

Vendor Solution

Upgrade to the firmware version (or newer) indicated for your model in the Product Impact section in LEN-72615.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-27129 An authentication bypass vulnerability was discovered in an internal service of the Lenovo Fan Power Controller2 (FPC2) and Lenovo System Management Module (SMM) firmware during an that could allow an unauthenticated attacker to execute commands on the SMM and FPC2. SMM2 is not affected.
History

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