CVE-2021-38576

HIGH

7.5

Beschreibung

A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/3/2022

Zuletzt geandert11/3/2025

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

tianocore:edk2

Referenzen

https://bugzilla.tianocore.org/show_bug.cgi?id=3499(infosec@edk2.groups.io)

https://bugzilla.tianocore.org/show_bug.cgi?id=3499(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.