CVE-2021-33104

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-16 · updated 2026-06-17

Description

Improper access control in the Intel(R) OFU software before version 14.1.28 may allow an authenticated user to potentially enable denial of service via local access.

Affected products

Intel One Boot Flash Update: before 14.1.28 — fixed in 14.1.28

How to fix

Upgrade to a fixed version: Intel One Boot Flash Update 14.1.28. Check the vendor advisory for mitigations.

References

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00769.html
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00769.html

Get alerted when CVE-2021-33104 or the next vulnerability affects your stack