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CVEs / CVE-2023-28229

CVE-2023-28229: Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability

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Summary

Microsoft Windows Cryptographic Next Generation (CNG) Key Isolation Service contains an unspecified vulnerability that allows an attacker to gain specific limited SYSTEM privileges.

CISA, Known Exploited Vulnerabilities catalog

Description

Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

The CVE record, via NVD · published 11 Apr 2023 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
ProductAffectedFixed in
Microsoft Windows 10 Version 1809from 10.0.17763.0, before 10.0.17763.425210.0.17763.4252
Microsoft Windows 10 Version 1809from 10.0.0, before 10.0.17763.425210.0.17763.4252
Microsoft Windows Server 2019from 10.0.17763.0, before 10.0.17763.425210.0.17763.4252
Microsoft Windows Server 2019 (Server Core installation)from 10.0.17763.0, before 10.0.17763.425210.0.17763.4252
Microsoft Windows Server 2022from 10.0.20348.0, before 10.0.20348.166810.0.20348.1668
Microsoft Windows 10 Version 20H2from 10.0.0, before 10.0.19042.284610.0.19042.2846
Microsoft Windows 11 version 21H2from 10.0.0, before 10.0.22000.181710.0.22000.1817
Microsoft Windows 10 Version 21H2from 10.0.19043.0, before 10.0.19044.284610.0.19044.2846
Microsoft Windows 11 version 22H2from 10.0.22621.0, before 10.0.22621.155510.0.22621.1555
Microsoft Windows 10 Version 22H2from 10.0.19045.0, before 10.0.19045.284610.0.19045.2846
Microsoft Windows 10 Version 1507from 10.0.10240.0, before 10.0.10240.1986910.0.10240.19869
Microsoft Windows 10 Version 1607from 10.0.14393.0, before 10.0.14393.585010.0.14393.5850
Microsoft Windows Server 2016from 10.0.14393.0, before 10.0.14393.585010.0.14393.5850
Microsoft Windows Server 2016 (Server Core installation)from 10.0.14393.0, before 10.0.14393.585010.0.14393.5850
Microsoft Windows Server 2008 Service Pack 2from 6.0.6003.0, before 6.0.6003.220156.0.6003.22015
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)from 6.0.6003.0, before 6.0.6003.220156.0.6003.22015
Microsoft Windows Server 2008 Service Pack 2from 6.0.6003.0, before 6.0.6003.220156.0.6003.22015
Microsoft Windows Server 2008 R2 Service Pack 1from 6.1.7601.0, before 6.1.7601.264666.1.7601.26466
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)from 6.1.7601.0, before 6.1.7601.264666.1.7601.26466
Microsoft Windows Server 2012from 6.2.9200.0, before 6.2.9200.242166.2.9200.24216
Microsoft Windows Server 2012 (Server Core installation)from 6.2.9200.0, before 6.2.9200.242166.2.9200.24216
Microsoft Windows Server 2012 R2from 6.3.9600.0, before 6.3.9600.209196.3.9600.20919
Microsoft Windows Server 2012 R2 (Server Core installation)from 6.3.9600.0, before 6.3.9600.209196.3.9600.20919

Exploitation

In CISA KEV since4 Oct 2023
Due date for US federal agencies25 Oct 2023
Used in ransomware campaignsUnknown
Required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Severity

CVSS 3.17 high
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Scored by the CNA ([email protected])
WeaknessCWE-591

References

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.