CVE-2023-28229

HIGHNVD 7.09.0▲Trending — 5 sources updated this weekExploited in the wild

7.0

Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

CVSS v3: 7.0
EG Score: 9.0(high)
EPSS: 92.6%
KEV: ⚠ Exploited

Published

April 11, 2023

Last Modified

October 28, 2025

References (3)

secure@microsofthttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28229
af854a3a-2127-422b-91ae-364da2661108https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28229
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28229

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2023-282292023-04-11
Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-03 21:04 UTCEG score recompute
2026-06-03 21:04 UTCVendor advisory
2026-06-03 21:04 UTCGHSA enrichment
2026-06-03 19:09 UTCkev_newly_listed
2026-06-03 17:26 UTCEG score recompute
2026-06-03 17:26 UTCVendor advisory
2026-06-03 17:26 UTCGHSA enrichment
2026-06-03 13:48 UTCEG score recompute
2026-06-03 13:48 UTCVendor advisory
2026-06-03 13:48 UTCGHSA enrichment
2026-06-03 10:10 UTCEG score recompute
2026-06-03 10:10 UTCVendor advisory
2026-06-03 10:10 UTCGHSA enrichment
2026-06-03 06:32 UTCEG score recompute
2026-06-03 06:32 UTCVendor advisory
2026-06-03 06:32 UTCGHSA enrichment
2026-06-03 02:54 UTCEG score recompute
2026-06-03 02:54 UTCVendor advisory
2026-06-03 02:54 UTCGHSA enrichment
2026-06-02 23:16 UTCEG score recompute

Publicly available exploits

(2 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCbyt3n33dl3/CrackKeyIso
First seen Mar 27, 2024
it's a CVE-2023-28229 (Patched), but feel free to use it for check any outdated software or reseach
Open source ↗
GitHub PoCY3A/CVE-2023-28229
First seen Sep 4, 2023
Open source ↗

Frequently asked(6)

What is CVE-2023-28229?

CVE-2023-28229 is a high vulnerability published on April 11, 2023. Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

When was CVE-2023-28229 disclosed?

CVE-2023-28229 was first published in the National Vulnerability Database on April 11, 2023, with the most recent update on October 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-28229 actively exploited?

Yes. CISA added CVE-2023-28229 to the Known Exploited Vulnerabilities catalog on October 4, 2023, affecting Microsoft Windows CNG Key Isolation Service. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2023-28229?

CVE-2023-28229 has a CVSS v3 base score of 7.0 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2023-28229?

CVE-2023-28229 affects Microsoft Windows CNG Key Isolation Service. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2023-28229?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-28229, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-28229

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Is Your Infrastructure Affected by CVE-2023-28229?

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CVE-2023-28229

Published

Last Modified

References (3)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-28229?

Same vendor

Same CWE

CVE-2023-28229

📅 Published

🔄 Last Modified

🔗 References (3)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-28229?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

Last Modified

References (3)

Frequently asked(6)

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