Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Nov 8, 2022 · Catalog

   Detected

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

2. Nov 8, 2022 · CISA KEV

   Known exploited

   Apply updates per vendor instructions.

3. Dec 9, 2022 · CISA KEV

   Remediation due

   Apply updates per vendor instructions.

4. Aug 10, 2026 · Catalog

   Updated

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

Affected

• cpe microsoft/windows 10 1507version unspecified
• cpe microsoft/windows 10 1607version unspecified
• cpe microsoft/windows 10 1809version unspecified
• cpe microsoft/windows 10 20h2version unspecified
• cpe microsoft/windows 10 21h1version unspecified
• cpe microsoft/windows 10 21h2version unspecified
• cpe microsoft/windows 10 22h2version unspecified
• cpe microsoft/windows 11 21h2version unspecified
• vendor Microsoft Windowsversion unspecified

Sources

• CISA KEVConfirmed exploitationCVE-2022-41125

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

  cisa.gov
• CVE.orgVulnerability recordCVE-2022-41125

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2022-41125

  30-day exploitation probability 3.0%

  first.org
• NIST NVDVulnerability recordCVE-2022-41125

  Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

  nvd.nist.gov

References

• Patch · msrc.microsoft.com
• CISA note · nvd.nist.gov
• CISA note · portal.msrc.microsoft.com
• US Government Resource · cisa.gov