Vulnerability · Published Aug 5, 2021 · Assigned by TianoCore
CVE-2021-28216
High 7.8
In plain English
A high-severity security flaw in EDK II from TianoCore. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.4%top 63.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
BootPerformanceTable pointer is read from an NVRAM variable in PEI. Recommend setting PcdFirmwarePerformanceDataTableS3Support to FALSE.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | edk2 | 2021.11~rc1-1 | DEBIAN-CVE-2021-28216 |
| Debian:13 | edk2 | 2021.11~rc1-1 | DEBIAN-CVE-2021-28216 |
| Debian:14 | edk2 | 2021.11~rc1-1 | DEBIAN-CVE-2021-28216 |
Affected products (as reported)
Weakness: CWE-587