CVE-2021-42277

Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability

Score

CVSS 3.1 7.8 High

Status

Modified - secure@microsoft.com

Published

2021-11-10

Last modified

2026-08-19

Weaknesses

CWE-269

Affected products

• Visual Studio (Microsoft)
• Visual Studio 2015 (Microsoft)
• Visual Studio 2017 (Microsoft)
• Visual Studio 2019 (Microsoft)
• Windows 10 (Microsoft)
• Windows 10 1507 (Microsoft)
• Windows 10 1607 (Microsoft)
• Windows 10 1809 (Microsoft)
• Windows 10 1909 (Microsoft)
• Windows 10 20H2 (Microsoft)
• Windows 10 21H1 (Microsoft)
• Windows 11 (Microsoft)
• Windows 11 21H2 (Microsoft)
• Windows Server 2004 (Microsoft)
• Windows Server 2016 (Microsoft)
• Windows Server 2019 (Microsoft)
• Windows Server 2022 (Microsoft)
• Windows Server 20H2 (Microsoft)

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-42277
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42277
• https://www.zerodayinitiative.com/advisories/ZDI-21-1306/