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CVE-2021-3453

MEDIUM CVSS: 6.8 Published: 2021-07-16 Modified: 2026-06-17

Description

Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage.

Affected Platforms

Lenovo Ideapad 1-11Igl05 FirmwareLenovo Ideapad 1-14Igl05Lenovo Yoga S940-14Iil FirmwareLenovo Ideapad S940-14IwlLenovo Ideapad S940-14IilLenovo Ideacentre Aio 5-74Imb05Lenovo Ideapad 1-11Igl05Lenovo V330-15IkbLenovo Yoga S940-14IilLenovo V130-15Igm

Weakness Type

CWE-693, NVD-CWE-noinfo

References