CVE-2021-42286

Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability

Published Nov 10, 2021 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-29261 Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability
History
Type Values Removed Values Added
CPEs cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1348:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1348:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_20H2:10.0.19041.1348:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21H1:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:*
References
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses
  • CWE-269

    Improper Privilege Management

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Aug 19, 2026, 4:27 PM
Reserved
Oct 12, 2021, 12:00 AM
Status
Modified
Published
Nov 10, 2021, 1:19 AM
Modified
Aug 19, 2026, 5:18 PM