Microsoft · Security update · September 12, 2017

KB4038788: September 2017 cumulative update for Windows 10 1703

KB4038788, released September 12, 2017, fixes 62 CVEs across 10 products. 3 of them are being exploited (CVE-2017-8759); 3 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now3 on CISA KEVKnown ransomware use2 publicly disclosedUnsupported product

CVEs closed

19 rated Critical

Exploited

CVE-2017-8759

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.8870

99th percentile

Priority of the 62 CVEs

Patch now 3
                                Urgent 27
                                High 8
                                Routine 24

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems	15063.608
Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems	15063.608
Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for 32-bit Systems	15063.608
Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for x64-based Systems	15063.608
Microsoft .NET Framework 4.7 on Windows 10 Version 1703 for 32-bit Systems	15063.608
Microsoft .NET Framework 4.7 on Windows 10 Version 1703 for x64-based Systems	15063.608
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems	15063.608
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems	15063.608
Windows 10 Version 1703 for 32-bit Systems	15063.608
Windows 10 Version 1703 for x64-based Systems	15063.608

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
Patch now	CVE-2017-0213	Windows COM	Elevation of Privilege	6.7	0.8426	KEVRansomwareExploited
Patch now	CVE-2016-0165	Microsoft Graphics Component	Elevation of Privilege	7.8	0.1368	KEVExploited
Urgent	CVE-2017-8729	Microsoft Scripting Engine	Remote Code Execution	4.2	0.7217	More likely
Urgent	CVE-2017-8740	Microsoft Scripting Engine	Remote Code Execution	4.2	0.7217	More likely
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-2017-8751	Microsoft Edge	Remote Code Execution	4.2	0.5037	More likely
Urgent	CVE-2017-8682	Microsoft Graphics Component	Remote Code Execution	8.4	0.4977	N/A
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-2016-3326	Microsoft Browsers	Information Disclosure	2.4	0.1585	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-2017-8753	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

Released the same day

KB3114428
Microsoft Publisher 2007 Service Pack 3
KB3141537
Microsoft Publisher 2010 Service Pack 2 (32-bit editions), Microsoft Publisher 2010 Service Pack 2 (64-bit editions)
KB3170455
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
KB3191831
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)
KB3203474
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB3212225
Microsoft Excel for Mac 2011, Microsoft Office for Mac 2011
KB3213551
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB3213564
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)
KB3213626
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB3213631
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB3213638
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB3213641
Microsoft Office 2007 Service Pack 3

Vendor advisory

https://support.microsoft.com/help/4038788

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