Unrated severityNVD Advisory· Published Jul 16, 2021· Updated Dec 16, 2025
CVE-2021-3453
CVE-2021-3453
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 products
1Patches
Vulnerability mechanics
References
1- support.lenovo.com/us/en/product_security/LEN-65529mitrex_refsource_MISC
News mentions
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