CVE-2021-38576

A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty

published January 3, 2022

CVSS
—
EPSS
1%
Percentile
67.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01165 · 67.0th percentile
Published
2022-01-03T21:07Z
EPSS history
Timeline
  • 03 JAN 21:07Z
    A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty
    cvelistv5