Microsoft · Security update · November 12, 2019

KB4525243: November 2019 security update

KB4525243, released November 12, 2019, fixes 39 CVEs across 9 products. 3 of them are being exploited (CVE-2019-1429); 3 on CISA KEV. Patch Radar priority: Patch now.

Patch now3 on CISA KEVKnown ransomware use

CVEs closed

4 rated Critical

Exploited

CVE-2019-1429

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.7729

99th percentile

Priority of the 39 CVEs

Patch now 3
                                Urgent 12
                                High 11
                                Routine 13

Applies to

Product
Internet Explorer 11 on Windows 8.1 for 32-bit systems
Internet Explorer 11 on Windows 8.1 for x64-based systems
Internet Explorer 11 on Windows RT 8.1
Internet Explorer 11 on Windows Server 2012 R2
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2019-1429	Microsoft Scripting Engine	Remote Code Execution	6.4	0.7729	KEVExploited
Patch now	CVE-2019-1405	Microsoft Windows	Elevation of Privilege	7.8	0.3017	KEVRansomwareExploited
Patch now	CVE-2019-1388	Microsoft Windows	Elevation of Privilege	7.8	0.0859	KEVRansomwareExploited
Urgent	CVE-2019-1419	Microsoft Graphics Component	Remote Code Execution	7.8	0.1161	Exploitation Less Likely
Urgent	CVE-2019-0719	Windows Hyper-V	Remote Code Execution	8.0	0.1142	Exploitation Less Likely
Urgent	CVE-2019-1390	Microsoft Scripting Engine	Remote Code Execution	6.4	0.0777	More likely
Urgent	CVE-2019-1389	Windows Hyper-V	Remote Code Execution	7.6	0.0489	N/A
Urgent	CVE-2019-1397	Windows Hyper-V	Remote Code Execution	7.6	0.0489	Exploitation Less Likely
Urgent	CVE-2019-1393	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0142	More likely
Urgent	CVE-2019-1408	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0142	More likely
Urgent	CVE-2019-1394	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0121	More likely
Urgent	CVE-2019-1395	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0121	More likely
Urgent	CVE-2019-1396	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0121	More likely
Urgent	CVE-2019-1435	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0093	More likely
Urgent	CVE-2019-1438	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0089	More likely
High	CVE-2019-1456	Graphic Fonts	Remote Code Execution	7.8	0.0970	None reported
High	CVE-2019-1384	Microsoft Windows	Security Feature Bypass	8.5	0.0699	Exploitation Less Likely
High	CVE-2019-1424	Microsoft Windows	Security Feature Bypass	8.1	0.0307	Exploitation Less Likely
High	CVE-2019-1422	Microsoft Windows	Elevation of Privilege	7.8	0.0207	Exploitation Less Likely
High	CVE-2019-1382	Microsoft Windows	Elevation of Privilege	7.8	0.0123	Exploitation Less Likely
High	CVE-2019-1433	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0094	Exploitation Less Likely
High	CVE-2019-1407	Microsoft Graphics Component	Elevation of Privilege	7.8	0.0093	N/A
High	CVE-2019-1392	Windows Kernel	Elevation of Privilege	7.0	0.0089	N/A
High	CVE-2019-1434	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0089	N/A
High	CVE-2019-1415	Microsoft Windows	Elevation of Privilege	7.8	0.0084	Exploitation Less Likely

Released the same day

KB4484113
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4484119
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)
KB4484127
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4484141
Microsoft Office Online Server, Office Online Server
KB4484142
Microsoft SharePoint Server 2019
KB4484144
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB4484148
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4484149
Microsoft SharePoint Server 2019
KB4484151
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4484152
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)
KB4484158
Microsoft Excel 2013 RT Service Pack 1, Microsoft Excel 2013 Service Pack 1 (32-bit editions), Microsoft Excel 2013 Service Pack 1 (64-bit editions)
KB4484159
Excel Services on Microsoft SharePoint Server 2010 Service Pack 2

Vendor advisory

https://support.microsoft.com/help/4525243

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