Microsoft · Security update · January 10, 2023

KB5022282: January 2023 cumulative update for Windows 10 20H2

KB5022282, released January 10, 2023, fixes 66 CVEs across 11 products. One of them is being exploited (CVE-2023-21674); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV1 publicly disclosed

CVEs closed

11 rated Critical

Exploited

CVE-2023-21674

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.9253

99th percentile

Priority of the 66 CVEs

Patch now 1
                                Urgent 16
                                High 38
                                Routine 11

Applies to

Product
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 21H1 for x64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 22H2 for 32-bit Systems
Windows 10 Version 22H2 for ARM64-based Systems
Windows 10 Version 22H2 for x64-based Systems

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2023-21674	Windows ALPC	Elevation of Privilege	8.8	0.3421	KEVExploited
Urgent	CVE-2022-41113	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0813	More likely
Urgent	CVE-2023-21552	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0354	More likely
Urgent	CVE-2023-21543	Windows Layer 2 Tunneling Protocol	Remote Code Execution	8.1	0.0177	Exploitation Less Likely
Urgent	CVE-2023-21556	Windows Layer 2 Tunneling Protocol	Remote Code Execution	8.1	0.0150	Exploitation Less Likely
Urgent	CVE-2023-21546	Windows Layer 2 Tunneling Protocol	Remote Code Execution	8.1	0.0113	Exploitation Less Likely
Urgent	CVE-2023-21555	Windows Layer 2 Tunneling Protocol	Remote Code Execution	8.1	0.0113	Exploitation Less Likely
Urgent	CVE-2023-21679	Windows Layer 2 Tunneling Protocol	Remote Code Execution	8.1	0.0113	Exploitation Less Likely
Urgent	CVE-2023-21535	Windows Secure Socket Tunneling Protocol (SSTP)	Remote Code Execution	8.1	0.0111	Exploitation Less Likely
Urgent	CVE-2023-21548	Windows Secure Socket Tunneling Protocol (SSTP)	Remote Code Execution	8.1	0.0111	Exploitation Less Likely
Urgent	CVE-2023-21712	Windows Point-to-Point Tunneling Protocol	Remote Code Execution	8.1	0.0099	Exploitation Unlikely
Urgent	CVE-2023-21541	Windows Task Scheduler	Elevation of Privilege	7.8	0.0058	More likely
Urgent	CVE-2023-21730	Windows Cryptographic Services	Elevation of Privilege	7.8	0.0054	Exploitation Less Likely
Urgent	CVE-2023-21726	Windows Credential Manager	Elevation of Privilege	7.8	0.0046	More likely
Urgent	CVE-2023-21532	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0046	More likely
Urgent	CVE-2023-21551	Windows Cryptographic Services	Elevation of Privilege	7.8	0.0045	Exploitation Less Likely
Urgent	CVE-2023-21561	Windows Cryptographic Services	Elevation of Privilege	7.8	0.0045	Exploitation Less Likely
High	CVE-2023-21758	Windows IKE Extension	Denial of Service	7.5	0.9253	Exploitation Less Likely
High	CVE-2023-21547	Windows Internet Key Exchange (IKE) Protocol	Denial of Service	7.5	0.8928	Exploitation Less Likely
High	CVE-2023-21752	Windows Backup Engine	Elevation of Privilege	7.1	0.0547	Exploitation Less Likely
High	CVE-2023-21746	Windows NTLM	Elevation of Privilege	7.8	0.0243	Exploitation Less Likely
High	CVE-2023-21557	Windows LDAP - Lightweight Directory Access Protocol	Denial of Service	7.5	0.0208	Exploitation Less Likely
High	CVE-2023-21757	Windows Remote Access Service L2TP Driver	Denial of Service	7.5	0.0206	Exploitation Less Likely
High	CVE-2023-21527	Windows iSCSI	Denial of Service	7.5	0.0203	Exploitation Less Likely
High	CVE-2023-21677	Windows IKE Extension	Denial of Service	7.5	0.0203	Exploitation Less Likely

Released the same day

KB5002329
Microsoft SharePoint Server 2019
KB5002331
Microsoft SharePoint Server Subscription Edition
KB5002332
Microsoft Visio 2013 Service Pack 1 (32-bit editions), Microsoft Visio 2013 Service Pack 1 (64-bit editions)
KB5002335
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB5002336
Microsoft SharePoint Enterprise Server 2013 Service Pack 1, Microsoft SharePoint Foundation 2013 Service Pack 1
KB5002337
Microsoft Visio 2016 (32-bit edition), Microsoft Visio 2016 (64-bit edition)
KB5002338
Microsoft SharePoint Enterprise Server 2016
KB5022143
Microsoft Exchange Server 2016 Cumulative Update 23
KB5022188
Microsoft Exchange Server 2013 Cumulative Update 23
KB5022193
Microsoft Exchange Server 2019 Cumulative Update 11, Microsoft Exchange Server 2019 Cumulative Update 12
KB5022286
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems and 2 more
KB5022287
Windows 11 version 21H2 for ARM64-based Systems, Windows 11 version 21H2 for x64-based Systems

Vendor advisory

https://support.microsoft.com/help/5022282

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