CVE-2021-0083

Severity: medium (CVSS 4.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-08-11 · updated 2026-06-17
Weakness: CWE-20

Description

Improper input validation in some Intel(R) Optane(TM) PMem versions before versions 1.2.0.5446 or 2.2.0.1547 may allow a privileged user to potentially enable denial of service via local access.

Affected products

Intel Optane Persistent Memory Firmware: before 2.2.0.1547; before 1.2.0.5446 — fixed in 1.2.0.5446, 2.2.0.1547

How to fix

Upgrade to a fixed version: Intel Optane Persistent Memory Firmware 1.2.0.5446, 2.2.0.1547. Check the vendor advisory for mitigations.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00512.html
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00512.html

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