Microsoft · Security update · September 12, 2017

KB3213551: September 2017 security update

KB3213551, released September 12, 2017, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

None rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.1789

97th percentile

Applies to

Product
Microsoft Office 2016 (32-bit edition)
Microsoft Office 2016 (64-bit edition)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2017-8744	Microsoft Office	Remote Code Execution	n/a	0.1789	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
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
KB3213646
Microsoft Office 2007 Service Pack 3

Vendor advisory

https://support.microsoft.com/help/3213551

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