Microsoft Streaming Service Elevation of Privilege Vulnerability

Summary

The Microsoft Streaming Service component in Windows is affected by this vulnerability. An attacker who can run code on a system could exploit it to gain elevated privileges, such as SYSTEM-level access.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Timeline

1. Jun 13, 2023, 11:26 PM UTCCVE published
2. Feb 29, 2024Added to CISA KEV

   CISA has evidence of exploitation in the wild

3. Mar 21, 2024CISA remediation deadline

   Due date for US federal agencies to patch

4. Oct 21, 2025, 11:05 PM UTCRecord last updated
5. Oct 22, 2026EPSS reached 10%

   FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

• Microsoft Windows 10 Version 1809

  From 10.0.17763.0 · fixed in 10.0.17763.4499

• Microsoft Windows 10 Version 1809

  From 10.0.0 · fixed in 10.0.17763.4499

• Microsoft Windows Server 2019

  From 10.0.17763.0 · fixed in 10.0.17763.4499

• Microsoft Windows Server 2019 (Server Core installation)

  From 10.0.17763.0 · fixed in 10.0.17763.4499

• Microsoft Windows Server 2022

  From 10.0.20348.0 · fixed in 10.0.20348.1787

• Microsoft Windows 11 version 21H2

  From 10.0.0 · fixed in 10.0.22000.2057

• Microsoft Windows 10 Version 21H2

  From 10.0.19043.0 · fixed in 10.0.19044.3086

• Microsoft Windows 11 version 22H2

  From 10.0.22621.0 · fixed in 10.0.22621.1848

• Microsoft Windows 10 Version 22H2

  From 10.0.19045.0 · fixed in 10.0.19045.3086

• Microsoft Windows 10 Version 1607

  From 10.0.14393.0 · fixed in 10.0.14393.5989

• Microsoft Windows Server 2016

  From 10.0.14393.0 · fixed in 10.0.14393.5989

• Microsoft Windows Server 2016 (Server Core installation)

  From 10.0.14393.0 · fixed in 10.0.14393.5989

References 1