Microsoft · Security update · March 10, 2020

KB4540673: March 2020 cumulative update for Windows 10 1903

KB4540673, released March 10, 2020, fixes 95 CVEs across 20 products. One of them is being exploited (CVE-2020-0787); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now1 on CISA KEVKnown ransomware useUnsupported product

CVEs closed

23 rated Critical

Exploited

CVE-2020-0787

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.4252

98th percentile

Priority of the 95 CVEs

Patch now 1
                                Urgent 31
                                High 49
                                Routine 14

Applies to

Product
Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems
Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems
Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for ARM64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for x64-based Systems
Windows 10 Version 1903 for 32-bit Systems
Windows 10 Version 1903 for ARM64-based Systems
Windows 10 Version 1903 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows Server, version 1903 (Server Core installation)
Windows Server, version 1909 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2020-0787	Microsoft Windows	Elevation of Privilege	7.8	0.4252	KEVRansomwareExploited
Urgent	CVE-2020-0883	Microsoft Graphics Component	Remote Code Execution	6.7	0.2198	Exploitation Less Likely
Urgent	CVE-2020-0881	Microsoft Graphics Component	Remote Code Execution	6.7	0.1678	Exploitation Less Likely
Urgent	CVE-2020-0825	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1330	Exploitation Less Likely
Urgent	CVE-2020-0827	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1330	Exploitation Less Likely
Urgent	CVE-2020-0816	Microsoft Edge (HTML-based)	Remote Code Execution	4.2	0.1066	Exploitation Less Likely
Urgent	CVE-2019-1225	Windows RDP	Information Disclosure	7.5	0.1052	More likely
Urgent	CVE-2020-0848	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0959	Exploitation Less Likely
Urgent	CVE-2020-0684	Microsoft Windows	Remote Code Execution	8.8	0.0896	Exploitation Less Likely
Urgent	CVE-2020-0823	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0885	Exploitation Less Likely
Urgent	CVE-2020-0826	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0885	Exploitation Less Likely
Urgent	CVE-2020-0828	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0885	Exploitation Less Likely
Urgent	CVE-2020-0829	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0885	Exploitation Less Likely
Urgent	CVE-2020-0831	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0885	Exploitation Less Likely
Urgent	CVE-2020-0768	Microsoft Browsers	Remote Code Execution	4.2	0.0873	Exploitation Less Likely
Urgent	CVE-2020-0830	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0873	Exploitation Less Likely
Urgent	CVE-2020-0833	Microsoft Scripting Engine	Remote Code Execution	7.5	0.0868	More likely
Urgent	CVE-2020-0832	Microsoft Scripting Engine	Remote Code Execution	6.4	0.0868	More likely
Urgent	CVE-2019-1224	Windows RDP	Information Disclosure	7.5	0.0836	More likely
Urgent	CVE-2019-1226	Windows RDP	Remote Code Execution	9.8	0.0819	More likely
Urgent	CVE-2020-0847	Microsoft Scripting Engine	Remote Code Execution	6.4	0.0794	More likely
Urgent	CVE-2020-0812	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0787	Exploitation Less Likely
Urgent	CVE-2020-0811	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0771	Exploitation Less Likely
Urgent	CVE-2020-0824	Internet Explorer	Remote Code Execution	7.5	0.0721	More likely
Urgent	CVE-2020-0690	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0697	More likely

Released the same day

KB4475597
Microsoft SharePoint Server 2010 Service Pack 2
KB4475602
Microsoft Office Web Apps 2010 Service Pack 2
KB4475606
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4484124
Microsoft SharePoint Foundation 2013 Service Pack 1
KB4484150
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4484197
Microsoft SharePoint Foundation 2010 Service Pack 2
KB4484231
Microsoft Word 2013 RT Service Pack 1, Microsoft Word 2013 Service Pack 1 (32-bit editions), Microsoft Word 2013 Service Pack 1 (64-bit editions)
KB4484237
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4484240
Microsoft Word 2010 Service Pack 2 (32-bit editions), Microsoft Word 2010 Service Pack 2 (64-bit editions)
KB4484242
Microsoft Business Productivity Servers 2010 Service Pack 2
KB4484268
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)
KB4484270
Microsoft Office Online Server

Vendor advisory

https://support.microsoft.com/help/4540673

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