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CVE-2021-3972

6.7 mediumEPSS 2.9%

Medium (6.7) in lenovo. EPSS 2.9% chance of exploitation in the next 30 days.

A potential vulnerability by a driver used during manufacturing process on some consumer Lenovo Notebook devices' BIOS that was mistakenly not deactivated may allow an attacker with elevated privileges to modify secure boot setting by modifying an NVRAM variable.

Severity

CVSS 3.1

6.7 medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
2.9% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE
CWE-489
Published
Modified
Record from
the NVD, synced

Affected

References

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