Microsoft · Security update · February 8, 2022

KB5010359: February 2022 cumulative update for Windows 10 1607

KB5010359, released February 8, 2022, fixes 17 CVEs across 4 products. 2 of them are being exploited (CVE-2022-21999); 2 on CISA KEV. Patch Radar priority: Patch now.

Patch now2 on CISA KEVKnown ransomware use1 publicly disclosed
CVEs closed
17
None rated Critical
Exploited
2
CVE-2022-21999
Exploitation more likely
3
Vendor assessment
Highest EPSS
0.4362
98th percentile

Priority of the 17 CVEs

Patch now 2 Urgent 3 High 7 Routine 5

Applies to

ProductBuild after install
Windows 10 Version 1607 for 32-bit Systems14393.4946
Windows 10 Version 1607 for x64-based Systems14393.4946
Windows Server 201614393.4946
Windows Server 2016 (Server Core installation)14393.4946

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2022-21999 Windows Print Spooler Components Elevation of Privilege 7.8 0.4101 KEVRansomwareExploited
Patch now CVE-2022-22718 Windows Print Spooler Components Elevation of Privilege 7.8 0.1846 KEVExploited
Urgent CVE-2022-22000 Windows Common Log File System Driver Elevation of Privilege 7.8 0.0433 More likely
Urgent CVE-2022-21989 Windows Kernel Elevation of Privilege 7.8 0.0319 DisclosedMore likely
Urgent CVE-2022-21981 Windows Common Log File System Driver Elevation of Privilege 7.8 0.0057 More likely
High CVE-2022-21993 Windows Kernel-Mode Drivers Information Disclosure 7.5 0.4362 Exploitation Less Likely
High CVE-2022-21974 Roaming Security Rights Management Services Remote Code Execution 7.8 0.0501 Exploitation Less Likely
High CVE-2022-21992 Windows Kernel Remote Code Execution 7.8 0.0250 Exploitation Less Likely
High CVE-2022-21995 Role: Windows Hyper-V Remote Code Execution 7.9 0.0097 Exploitation Less Likely
High CVE-2022-21997 Windows Print Spooler Components Elevation of Privilege 7.1 0.0080 Exploitation Less Likely
High CVE-2022-22717 Windows Print Spooler Components Elevation of Privilege 7.0 0.0071 Exploitation Less Likely
High CVE-2022-22001 Windows Remote Access Connection Manager Elevation of Privilege 7.8 0.0064 Exploitation Less Likely
Routine CVE-2021-34500 Windows Kernel Information Disclosure 6.3 0.0266 Exploitation Less Likely
Routine CVE-2022-22002 Windows User Account Profile Denial of Service 5.5 0.0128 Exploitation Less Likely
Routine CVE-2022-22710 Windows Common Log File System Driver Denial of Service 5.5 0.0089 Exploitation Less Likely
Routine CVE-2022-21998 Windows Common Log File System Driver Information Disclosure 5.5 0.0084 Exploitation Less Likely
Routine CVE-2022-21985 Windows Remote Access Connection Manager Information Disclosure 5.5 0.0079 Exploitation Less Likely
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