Microsoft Windows COM+ Event System 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. Oct 11, 2022 · Catalog

   Detected

   Microsoft Windows COM+ Event System Service contains an unspecified vulnerability that allows for privilege escalation.

2. Oct 11, 2022 · CISA KEV

   Known exploited

   Apply updates per vendor instructions.

3. Nov 1, 2022 · CISA KEV

   Remediation due

   Apply updates per vendor instructions.

4. Jun 16, 2026 · Catalog

   Updated

   Microsoft Windows COM+ Event System Service contains an unspecified vulnerability that allows for privilege escalation.

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 11 21h2version unspecified
• cpe microsoft/windows 11 22h2version unspecified
• vendor Microsoft Windows COM+ Event System Serviceversion unspecified

Sources

• CISA KEVConfirmed exploitationCVE-2022-41033

  Microsoft Windows COM+ Event System Service contains an unspecified vulnerability that allows for privilege escalation.

  cisa.gov
• CVE.orgVulnerability recordCVE-2022-41033

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2022-41033

  30-day exploitation probability 1.9%

  first.org
• NIST NVDVulnerability recordCVE-2022-41033

  Windows COM+ Event System Service Elevation of Privilege Vulnerability

  nvd.nist.gov

References

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