Microsoft · Security update · December 8, 2020

KB4592438: December 2020 cumulative update for Windows 10 2004

KB4592438, released December 8, 2020, fixes 20 CVEs across 14 products. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

UrgentUnsupported product
CVEs closed
20
2 rated Critical
Exploited
0
None reported
Exploitation more likely
1
Vendor assessment
Highest EPSS
0.2384
97th percentile

Priority of the 20 CVEs

Patch now 0 Urgent 3 High 14 Routine 3

Applies to

Product
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for ARM64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 20H2 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 20H2 for ARM64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 20H2 for x64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 20H2 for x64-based Systems
Windows Server, version 2004 (Server Core installation)
Windows Server, version 20H2 (Server Core Installation)

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Urgent CVE-2020-17096 Windows SMB Remote Code Execution 7.5 0.1954 More likely
Urgent CVE-2020-17095 Windows Hyper-V Remote Code Execution 8.5 0.0503 Exploitation Less Likely
Urgent CVE-2020-17131 Microsoft Edge (HTML-based) Remote Code Execution 4.2 0.0205 Exploitation Less Likely
High CVE-2020-17103 Microsoft Windows Elevation of Privilege 7.0 0.2384 Exploitation Less Likely
High CVE-2020-17140 Windows SMB Information Disclosure 8.1 0.1535 Exploitation Less Likely
High CVE-2020-17136 Microsoft Windows Elevation of Privilege 7.8 0.1385 Exploitation Less Likely
High CVE-2020-16960 Windows Backup Engine Elevation of Privilege 7.8 0.0127 Exploitation Less Likely
High CVE-2020-16961 Windows Backup Engine Elevation of Privilege 7.8 0.0127 Exploitation Less Likely
High CVE-2020-17134 Microsoft Windows Elevation of Privilege 7.8 0.0121 Exploitation Less Likely
High CVE-2020-16958 Windows Backup Engine Elevation of Privilege 7.8 0.0114 Exploitation Less Likely
High CVE-2020-16959 Windows Backup Engine Elevation of Privilege 7.8 0.0114 Exploitation Less Likely
High CVE-2020-16962 Windows Backup Engine Elevation of Privilege 7.8 0.0114 Exploitation Less Likely
High CVE-2020-16963 Windows Backup Engine Elevation of Privilege 7.8 0.0114 Exploitation Less Likely
High CVE-2020-16964 Windows Backup Engine Elevation of Privilege 7.8 0.0114 Exploitation Less Likely
High CVE-2020-17092 Microsoft Windows Elevation of Privilege 7.8 0.0104 Exploitation Less Likely
High CVE-2020-17139 Microsoft Windows Security Feature Bypass 7.8 0.0092 Exploitation Less Likely
High CVE-2020-17137 Microsoft Graphics Component Elevation of Privilege 7.8 0.0076 Exploitation Less Likely
Routine CVE-2020-17094 Windows Error Reporting Information Disclosure 5.5 0.0140 Exploitation Less Likely
Routine CVE-2020-17098 Microsoft Graphics Component Information Disclosure 5.5 0.0140 Exploitation Less Likely
Routine CVE-2020-17097 Windows Media Elevation of Privilege 3.3 0.0105 Exploitation Less Likely
Showing 1 to 20 of 20 1