Microsoft · Security update · November 8, 2016

KB3197877: November 2016 security update

KB3197877, released November 8, 2016, fixes 32 CVEs across 3 products. 2 of them are being exploited (CVE-2016-7255); 2 on CISA KEV. Patch Radar priority: Patch now.

Patch now2 on CISA KEVKnown ransomware use1 publicly disclosed

CVEs closed

4 rated Critical

Exploited

CVE-2016-7255

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.8097

99th percentile

Priority of the 32 CVEs

Patch now 2
                                Urgent 11
                                High 8
                                Routine 11

Applies to

Product
Internet Explorer 10 on Windows Server 2012
Windows Server 2012
Windows Server 2012 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2016-7255	Windows Kernel-Mode Drivers	Elevation of Privilege	6.1	0.8097	KEVRansomwareExploited
Patch now	CVE-2016-7256	Microsoft Graphics Component	Remote Code Execution	8.8	0.6459	KEVExploited
Urgent	CVE-2016-7212	Microsoft Windows	Remote Code Execution	8.8	0.6983	Exploitation Less Likely
Urgent	CVE-2016-7205	Microsoft Graphics Component	Remote Code Execution	7.1	0.2155	More likely
Urgent	CVE-2016-7217	Microsoft Graphics Component	Remote Code Execution	4.2	0.2155	More likely
Urgent	CVE-2016-7195	Microsoft Browsers	Remote Code Execution	6.0	0.1710	More likely
Urgent	CVE-2016-7196	Microsoft Browsers	Remote Code Execution	6.0	0.1451	More likely
Urgent	CVE-2016-7198	Microsoft Browsers	Remote Code Execution	4.2	0.1451	More likely
Urgent	CVE-2016-7227	Microsoft Browsers	Information Disclosure	6.4	0.1171	More likely
Urgent	CVE-2016-7247	Boot Manager	Security Feature Bypass	6.2	0.0603	More likely
Urgent	CVE-2016-7215	Windows Kernel-Mode Drivers	Elevation of Privilege	7.8	0.0302	More likely
Urgent	CVE-2016-7246	Windows Kernel-Mode Drivers	Elevation of Privilege	7.8	0.0302	More likely
Urgent	CVE-2016-7221	Microsoft Windows	Elevation of Privilege	6.5	0.0218	More likely
High	CVE-2016-3342	Common Log File System Driver	Elevation of Privilege	7.8	0.1263	Exploitation Less Likely
High	CVE-2016-3343	Common Log File System Driver	Elevation of Privilege	7.8	0.1263	Exploitation Less Likely
High	CVE-2016-3340	Common Log File System Driver	Elevation of Privilege	n/a	0.1263	Exploitation Less Likely
High	CVE-2016-3332	Common Log File System Driver	Elevation of Privilege	7.8	0.0662	Exploitation Less Likely
High	CVE-2016-3333	Common Log File System Driver	Elevation of Privilege	7.8	0.0662	Exploitation Less Likely
High	CVE-2016-3334	Common Log File System Driver	Elevation of Privilege	7.8	0.0662	Exploitation Less Likely
High	CVE-2016-3335	Common Log File System Driver	Elevation of Privilege	7.8	0.0662	Exploitation Less Likely
High	CVE-2016-3338	Common Log File System Driver	Elevation of Privilege	7.8	0.0662	Exploitation Less Likely
Routine	CVE-2016-7237	Windows Authentication Methods	Denial of Service	6.5	0.6746	Exploitation Unlikely
Routine	CVE-2016-7210	Microsoft Graphics Component	Information Disclosure	4.4	0.2112	Exploitation Less Likely
Routine	CVE-2016-7199	Microsoft Browsers	Information Disclosure	4.3	0.1320	DisclosedExploitation Less Likely
Routine	CVE-2016-7239	Microsoft Browsers	Information Disclosure	n/a	0.1171	Exploitation Unlikely

Released the same day

KB2986253
Microsoft Office 2007 Service Pack 3
KB3115120
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB3115135
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB3115153
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)
KB3118378
Microsoft PowerPoint 2010 Service Pack 2 (32-bit editions), Microsoft PowerPoint 2010 Service Pack 2 (64-bit editions)
KB3118381
Excel Services on Microsoft SharePoint Server 2010 Service Pack 2
KB3118382
Microsoft PowerPoint Viewer
KB3118390
Microsoft Excel 2010 Service Pack 2 (32-bit editions), Microsoft Excel 2010 Service Pack 2 (64-bit editions)
KB3118395
Microsoft Excel 2007 Service Pack 3
KB3118396
Microsoft Office 2007 Service Pack 3
KB3127889
Microsoft Office Compatibility Pack Service Pack 3
KB3127893
Microsoft Excel Viewer 2007 Service Pack 3

Vendor advisory

https://support.microsoft.com/help/3197877

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