# CVE-2024-21853

## Summary

- **CVE ID:** CVE-2024-21853
- **Severity:** MEDIUM
- **CVSS Score:** 5.7 (CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1245
- **Published:** Nov 13, 2024
- **Last Modified:** Mar 13, 2026

## Description

Improper finite state machines (FSMs) in the hardware logic in some 4th and 5th Generation Intel(R) Xeon(R) Processors may allow an authorized user to potentially enable denial of service via local access.

## Affected Products

- n/a — 4th and 5th Generation Intel(R) Xeon(R) Processors (See references)

## References

- [CNA](https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01101.html)
- [CVE](https://lists.debian.org/debian-lts-announce/2024/12/msg00024.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.23%
- **EPSS Percentile:** 13.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._