# CVE-2023-42667

## Summary

- **CVE ID:** CVE-2023-42667
- **Severity:** HIGH
- **CVSS Score:** 7.8 (CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1189
- **Published:** Aug 14, 2024
- **Last Modified:** Mar 13, 2026

## Description

Improper isolation in the Intel(R) Core(TM) Ultra Processor stream cache mechanism may allow an authenticated user to potentially enable escalation of privilege via local access.

## Affected Products

- n/a — Intel(R) Core(TM) Ultra Processor stream cache mechanism (See references)

## References

- [CNA](https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01038.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.04%
- **EPSS Percentile:** 14.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._