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CVE-2023-28229

HighPublished

Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

Published: Apr 11, 2023
Updated: Oct 21, 2025
Assigning CNA: microsoft
Evidence observed: Oct 4, 2023

Primary CVSS

7.0/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

1.7%

Low · next 30 days

Percentile: 75.4%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

Sources

CrackKeyIsoExploit
it's a CVE-2023-28229 (Patched), but feel free to use it for check any outdated software or reseach
CVE-2023-28229PoC
Proof-of-concept exploit for Windows CNG KeyIso RPC elevation of privilege and sandbox escape, demonstrating exploitation of CVE-2023-28229.

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