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Vulnerability details: VCID-nqk5-vmve-d3cq
Vulnerability ID VCID-nqk5-vmve-d3cq
Aliases CVE-2021-38576
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk None
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2021-38576
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-38576
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38576
1014468 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1014468
No exploits are available.
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.48956
EPSS Score 0.00256
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:35:01.190605+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0