Microsoft · Security update · October 8, 2019

KB4520004: October 2019 cumulative update for Windows 10 1709

KB4520004, released October 8, 2019, fixes 37 CVEs across 9 products. 2 of them are being exploited (CVE-2019-1367); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now2 on CISA KEVKnown ransomware useUnsupported product

CVEs closed

6 rated Critical

Exploited

CVE-2019-1367

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.7593

99th percentile

Priority of the 37 CVEs

Patch now 2
                                Urgent 8
                                High 11
                                Routine 16

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems	16299.1451
Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems	16299.1451
Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems	16299.1451
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems	16299.1451
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems	16299.1451
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems	16299.1451
Windows 10 Version 1709 for 32-bit Systems	16299.1451
Windows 10 Version 1709 for ARM64-based Systems	16299.1451
Windows 10 Version 1709 for x64-based Systems	16299.1451

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2019-1367	Microsoft Scripting Engine	Remote Code Execution	6.4	0.5245	KEVRansomwareExploited
Patch now	CVE-2019-1315	Microsoft Windows	Elevation of Privilege	7.8	0.0348	KEVRansomwareExploited
Urgent	CVE-2019-1333	Windows RDP	Remote Code Execution	7.5	0.1598	More likely
Urgent	CVE-2019-1060	Microsoft Scripting Engine	Remote Code Execution	6.4	0.1379	Exploitation Less Likely
Urgent	CVE-2019-1307	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1010	Exploitation Less Likely
Urgent	CVE-2019-1308	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1010	Exploitation Less Likely
Urgent	CVE-2019-1335	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0990	Exploitation Less Likely
Urgent	CVE-2019-1366	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0990	N/A
Urgent	CVE-2019-1192	Microsoft Browsers	Security Feature Bypass	2.4	0.0371	More likely
Urgent	CVE-2019-1341	Microsoft Windows	Elevation of Privilege	7.8	0.0109	More likely
High	CVE-2019-1358	Microsoft JET Database Engine	Remote Code Execution	7.8	0.7593	Exploitation Less Likely
High	CVE-2019-1311	Microsoft Windows	Remote Code Execution	7.8	0.3623	Exploitation Less Likely
High	CVE-2019-1359	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1927	Exploitation Less Likely
High	CVE-2019-1326	Windows RDP	Denial of Service	7.5	0.0646	Exploitation Less Likely
High	CVE-2019-1318	Microsoft Windows	Spoofing	7.7	0.0352	Exploitation Less Likely
High	CVE-2019-1339	Microsoft Windows	Elevation of Privilege	7.8	0.0132	None reported
High	CVE-2019-1342	Microsoft Windows	Elevation of Privilege	7.0	0.0118	Exploitation Less Likely
High	CVE-2019-1340	Microsoft Windows	Elevation of Privilege	7.8	0.0113	Exploitation Less Likely
High	CVE-2019-1320	Microsoft Windows	Elevation of Privilege	7.0	0.0109	Exploitation Less Likely
High	CVE-2019-1319	Microsoft Windows	Elevation of Privilege	7.0	0.0097	Exploitation Less Likely
High	CVE-2019-1454	Microsoft Windows	Elevation of Privilege	n/a	0.0064	Exploitation Less Likely
Routine	CVE-2019-1166	Windows NTLM	Tampering	5.9	0.6811	Exploitation Less Likely
Routine	CVE-2019-1347	Microsoft Windows	Denial of Service	5.7	0.1494	Exploitation Less Likely
Routine	CVE-2019-1343	Windows Kernel	Denial of Service	6.5	0.1093	Exploitation Less Likely
Routine	CVE-2019-1346	Microsoft Windows	Denial of Service	5.7	0.1093	Exploitation Less Likely

Released the same day

KB4462176
Excel Services on Microsoft SharePoint Server 2010 Service Pack 2
KB4462215
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4469516
Microsoft Visual Studio 2015 Update 3
KB4475554
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4475558
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)
KB4475569
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4475595
Office Online Server
KB4475608
Microsoft SharePoint Foundation 2013 Service Pack 1
KB4484110
Microsoft SharePoint Server 2019
KB4484111
Microsoft SharePoint Enterprise Server 2016
KB4484112
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB4484122
Microsoft SharePoint Foundation 2013 Service Pack 1

Vendor advisory

https://support.microsoft.com/help/4520004

For tools and AI agents

This page as data: JSON · Markdown

Which machines still need it?

Patchblox reads the OS build on every Windows machine, from Intune, ConfigMgr or its own agent, and shows which ones are still below the fixed build.

Get a demo

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.