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Guidance related to Secure Boot Manager changes associated with CVE-2023-24932

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Guest MSRC

Guest MSRC

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Summary Summary Today, Microsoft is releasing CVE-2023-24932, and associated configuration guidance, to address a Secure Boot bypass vulnerability used by the BlackLotus bootkit to exploit CVE-2022-21894. Customers will need to closely follow the configuration guidance to fully protect against this vulnerability. This vulnerability allows an attacker to execute self-signed code at the Unified Extensible Firmware Interface (UEFI) level while Secure Boot is enabled.

 

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