Microsoft · Security update · November 14, 2017

KB4048958: November 2017 security update

KB4048958, released November 14, 2017, fixes 22 CVEs across 9 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent2 publicly disclosed

CVEs closed

6 rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.4856

98th percentile

Priority of the 22 CVEs

Patch now 0
                                Urgent 17
                                High 0
                                Routine 5

Applies to

Product
Internet Explorer 11 on Windows 8.1 for 32-bit systems
Internet Explorer 11 on Windows 8.1 for x64-based systems
Internet Explorer 11 on Windows RT 8.1
Internet Explorer 11 on Windows Server 2012 R2
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2017-11855	Internet Explorer	Remote Code Execution	6.4	0.4856	More likely
Urgent	CVE-2017-11853	Windows Kernel-Mode Drivers	Information Disclosure	4.7	0.1098	More likely
Urgent	CVE-2017-11869	Microsoft Scripting Engine	Remote Code Execution	6.4	0.0983	More likely
Urgent	CVE-2017-11837	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0855	More likely
Urgent	CVE-2017-11838	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0855	More likely
Urgent	CVE-2017-11843	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0847	More likely
Urgent	CVE-2017-11858	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0836	More likely
Urgent	CVE-2017-11846	Microsoft Scripting Engine	Remote Code Execution	4.2	0.0770	More likely
Urgent	CVE-2017-11827	Microsoft Browsers	Remote Code Execution	6.4	0.0760	DisclosedMore likely
Urgent	CVE-2017-11847	Windows Kernel	Elevation of Privilege	7.0	0.0646	More likely
Urgent	CVE-2017-11856	Internet Explorer	Remote Code Execution	7.5	0.0563	More likely
Urgent	CVE-2017-11791	Microsoft Scripting Engine	Information Disclosure	4.3	0.0549	More likely
Urgent	CVE-2017-11831	Windows Kernel	Information Disclosure	4.7	0.0333	More likely
Urgent	CVE-2017-11850	Microsoft Graphics Component	Information Disclosure	4.7	0.0286	More likely
Urgent	CVE-2017-11842	Windows Kernel-Mode Drivers	Information Disclosure	4.7	0.0218	More likely
Urgent	CVE-2017-11849	Windows Kernel-Mode Drivers	Information Disclosure	4.7	0.0218	More likely
Urgent	CVE-2017-11851	Microsoft Graphics Component	Information Disclosure	4.7	0.0209	More likely
Routine	CVE-2017-11834	Microsoft Scripting Engine	Information Disclosure	4.2	0.1273	Exploitation Unlikely
Routine	CVE-2017-11788	Microsoft Windows Search Component	Denial of Service	5.9	0.0793	Exploitation Unlikely
Routine	CVE-2017-11848	Internet Explorer	Information Disclosure	2.4	0.0705	DisclosedExploitation Less Likely
Routine	CVE-2017-11768	Windows Media Player	Information Disclosure	2.5	0.0666	Exploitation Less Likely
Routine	CVE-2017-11880	Windows Kernel	Information Disclosure	4.7	0.0218	Exploitation Less Likely

Released the same day

KB4011197
Microsoft Excel 2010 Service Pack 2 (32-bit editions), Microsoft Excel 2010 Service Pack 2 (64-bit editions)
KB4011199
Microsoft Excel 2007 Service Pack 3
KB4011205
Microsoft Office Compatibility Pack Service Pack 3
KB4011206
Microsoft Excel Viewer 2007 Service Pack 3
KB4011220
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB4011233
Microsoft Excel 2013 RT Service Pack 1, Microsoft Excel 2013 Service Pack 1 (32-bit editions), Microsoft Excel 2013 Service Pack 1 (64-bit editions)
KB4011244
Microsoft SharePoint Enterprise Server 2016
KB4011257
Microsoft Project Server 2013 Service Pack 1 (64-bit edition)
KB4011265
Microsoft Office Compatibility Pack Service Pack 3
KB4011266
Microsoft Word 2007 Service Pack 3
KB4011268
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4011270
Microsoft Word 2010 Service Pack 2 (32-bit editions), Microsoft Word 2010 Service Pack 2 (64-bit editions)

Vendor advisory

https://support.microsoft.com/help/4048958

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