Microsoft · Security update · September 12, 2017

KB4038782: September 2017 cumulative update for Windows 10 1607

KB4038782, released September 12, 2017, fixes 59 CVEs across 18 products. One of them is being exploited (CVE-2017-8759); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV3 publicly disclosed

CVEs closed

20 rated Critical

Exploited

CVE-2017-8759

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.8870

99th percentile

Priority of the 59 CVEs

Patch now 1
                                Urgent 26
                                High 11
                                Routine 21

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems	14393.1715
Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems	14393.1715
Internet Explorer 11 on Windows Server 2016	14393.1715
Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for 32-bit Systems	14393.1715
Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for x64-based Systems	14393.1715
Microsoft .NET Framework 3.5 on Windows Server 2016	14393.1715
Microsoft .NET Framework 3.5 on Windows Server 2016 (Server Core installation)	14393.1715
Microsoft .NET Framework 4.6.2/4.7 on Windows 10 Version 1607 for 32-bit Systems	14393.1715
Microsoft .NET Framework 4.6.2/4.7 on Windows 10 Version 1607 for x64-based Systems	14393.1715
Microsoft .NET Framework 4.6.2/4.7 on Windows Server 2016	14393.1715
Microsoft .NET Framework 4.6.2/4.7 on Windows Server 2016 (Server Core installation)	14393.1715
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems	14393.1715
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems	14393.1715
Microsoft Edge (EdgeHTML-based) on Windows Server 2016	14393.1715
Windows 10 Version 1607 for 32-bit Systems	14393.1715
Windows 10 Version 1607 for x64-based Systems	14393.1715
Windows Server 2016	14393.1715
Windows Server 2016 (Server Core installation)	14393.1715

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2017-8759	.NET Framework	Remote Code Execution	n/a	0.8870	KEVExploited
Urgent	CVE-2017-8755	Microsoft Edge	Remote Code Execution	4.2	0.7127	More likely
Urgent	CVE-2017-11764	Microsoft Scripting Engine	Remote Code Execution	4.2	0.6444	More likely
Urgent	CVE-2017-8734	Microsoft Edge	Remote Code Execution	4.2	0.5254	More likely
Urgent	CVE-2017-8731	Microsoft Edge	Remote Code Execution	4.2	0.5155	More likely
Urgent	CVE-2017-8682	Microsoft Graphics Component	Remote Code Execution	8.4	0.4977	N/A
Urgent	CVE-2016-3238	Windows Print Spooler Components	Remote Code Execution	8.8	0.3362	Exploitation Less Likely
Urgent	CVE-2017-8686	Windows DHCP Server	Remote Code Execution	9.8	0.2750	Exploitation Less Likely
Urgent	CVE-2017-8728	Microsoft Windows PDF	Remote Code Execution	4.2	0.2153	Exploitation Less Likely
Urgent	CVE-2017-8737	Microsoft Windows PDF	Remote Code Execution	2.6	0.2153	None reported
Urgent	CVE-2017-8757	Microsoft Edge	Remote Code Execution	4.2	0.1642	More likely
Urgent	CVE-2017-8741	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1192	More likely
Urgent	CVE-2017-8748	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1177	More likely
Urgent	CVE-2017-0161	Windows NetBIOS	Remote Code Execution	8.1	0.1123	Exploitation Unlikely
Urgent	CVE-2017-8747	Internet Explorer	Remote Code Execution	6.4	0.1080	More likely
Urgent	CVE-2017-8749	Internet Explorer	Remote Code Execution	6.4	0.1080	More likely
Urgent	CVE-2017-8660	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1014	More likely
Urgent	CVE-2017-8750	Microsoft Browsers	Remote Code Execution	7.5	0.0896	More likely
Urgent	CVE-2017-8752	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0889	More likely
Urgent	CVE-2017-8738	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0872	More likely
Urgent	CVE-2017-8753	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0872	More likely
Urgent	CVE-2017-8756	Microsoft Edge	Remote Code Execution	4.2	0.0872	More likely
Urgent	CVE-2017-11766	Microsoft Edge	Remote Code Execution	4.2	0.0864	More likely
Urgent	CVE-2017-8649	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0860	More likely
Urgent	CVE-2017-8643	Microsoft Edge	Information Disclosure	2.4	0.0584	More likely

Released the same day

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Microsoft Publisher 2010 Service Pack 2 (32-bit editions), Microsoft Publisher 2010 Service Pack 2 (64-bit editions)
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Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems and 16 more
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Excel Services on Microsoft SharePoint Server 2007 Service Pack 3 (32-bit editions), Excel Services on Microsoft SharePoint Server 2007 Service Pack 3 (64-bit editions)
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Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
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Microsoft Excel for Mac 2011, Microsoft Office for Mac 2011
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Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
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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)
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Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
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Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
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Microsoft Office 2007 Service Pack 3

Vendor advisory

https://support.microsoft.com/help/4038782

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