Microsoft · Security update · November 10, 2020

KB4586834: November 2020 security update

KB4586834, released November 10, 2020, fixes 23 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

3 rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.2710

98th percentile

Priority of the 23 CVEs

Patch now 0
                                Urgent 6
                                High 10
                                Routine 7

Applies to

Product
Internet Explorer 11 on Windows Server 2012
Windows Server 2012
Windows Server 2012 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2020-17051	Microsoft Windows	Remote Code Execution	9.8	0.1062	More likely
Urgent	CVE-2020-17042	Microsoft Windows	Remote Code Execution	8.8	0.0511	Exploitation Less Likely
Urgent	CVE-2020-17052	Microsoft Scripting Engine	Remote Code Execution	7.5	0.0265	More likely
Urgent	CVE-2020-17056	Microsoft Windows	Information Disclosure	5.5	0.0131	More likely
Urgent	CVE-2020-17038	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0100	More likely
Urgent	CVE-2020-17088	Windows Common Log File System Driver	Elevation of Privilege	7.8	0.0088	More likely
High	CVE-2020-17047	Microsoft Windows	Denial of Service	7.5	0.2710	Exploitation Less Likely
High	CVE-2020-16997	Microsoft Windows	Information Disclosure	7.7	0.0403	Exploitation Less Likely
High	CVE-2020-17043	Microsoft Windows	Elevation of Privilege	7.8	0.0285	Exploitation Less Likely
High	CVE-2020-17044	Microsoft Windows	Elevation of Privilege	7.8	0.0285	Exploitation Less Likely
High	CVE-2020-17011	Microsoft Windows	Elevation of Privilege	7.8	0.0104	Exploitation Less Likely
High	CVE-2020-17001	Microsoft Windows	Elevation of Privilege	7.8	0.0100	Exploitation Less Likely
High	CVE-2020-17024	Microsoft Windows	Elevation of Privilege	7.8	0.0099	Exploitation Less Likely
High	CVE-2020-17041	Microsoft Windows	Elevation of Privilege	7.8	0.0099	Exploitation Less Likely
High	CVE-2020-17068	Microsoft Graphics Component	Remote Code Execution	7.8	0.0098	Exploitation Less Likely
High	CVE-2020-17014	Microsoft Windows	Elevation of Privilege	7.8	0.0095	Exploitation Less Likely
Routine	CVE-2020-1599	Microsoft Windows	Spoofing	5.5	0.1912	Exploitation Less Likely
Routine	CVE-2020-17029	Microsoft Graphics Component	Information Disclosure	5.5	0.0139	Exploitation Less Likely
Routine	CVE-2020-17036	Microsoft Windows	Information Disclosure	5.5	0.0139	Exploitation Less Likely
Routine	CVE-2020-17045	Microsoft Windows	Information Disclosure	5.5	0.0139	Exploitation Less Likely
Routine	CVE-2020-17000	Microsoft Windows	Information Disclosure	5.5	0.0131	Exploitation Less Likely
Routine	CVE-2020-17004	Microsoft Graphics Component	Information Disclosure	5.5	0.0131	Exploitation Less Likely
Routine	CVE-2020-17069	Windows NDIS	Information Disclosure	5.5	0.0111	Exploitation Less Likely

Released the same day

KB4484455
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4484508
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4484520
Microsoft Office 2013 RT Service Pack 1, Microsoft Office 2013 Service Pack 1 (32-bit editions), Microsoft Office 2013 Service Pack 1 (64-bit editions)
KB4484534
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4486706
Microsoft SharePoint Server 2010 Service Pack 2
KB4486713
Microsoft Office Online Server
KB4486714
Microsoft SharePoint Server 2019
KB4486717
Microsoft SharePoint Enterprise Server 2016
KB4486718
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB4486719
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)
KB4486722
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4486723
Microsoft SharePoint Enterprise Server 2013 Service Pack 1

Vendor advisory

https://support.microsoft.com/help/4586834

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