9.8
Critical
CVE-2021-3897 An authentication bypass vulnerability was discovered in an internal service of the Lenovo Fan Power Controller2…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Fan Power Controller2 (FPC2) | Versions not published | |
| Lenovo System Management Module (SMM) | Versions not published |