Microsoft · Security update · September 11, 2018

KB4457132: September 2018 cumulative update for Windows 10 1507

KB4457132, released September 11, 2018, fixes 36 CVEs across 8 products. One of them is being exploited (CVE-2018-8440); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now1 on CISA KEVKnown ransomware use3 publicly disclosedUnsupported product

CVEs closed

10 rated Critical

Exploited

CVE-2018-8440

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.6902

99th percentile

Priority of the 36 CVEs

Patch now 1
                                Urgent 21
                                High 3
                                Routine 11

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 for 32-bit Systems	10240.17976
Internet Explorer 11 on Windows 10 for x64-based Systems	10240.17976
Microsoft .NET Framework 3.5 on Windows 10 for 32-bit Systems	10240.17976
Microsoft .NET Framework 3.5 on Windows 10 for x64-based Systems	10240.17976
Microsoft Edge (EdgeHTML-based) on Windows 10 for 32-bit Systems	10240.17976
Microsoft Edge (EdgeHTML-based) on Windows 10 for x64-based Systems	10240.17976
Windows 10 for 32-bit Systems	10240.17976
Windows 10 for x64-based Systems	10240.17976

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2018-8440	Microsoft Windows	Elevation of Privilege	7.8	0.1853	KEVRansomwareDisclosedExploited
Urgent	CVE-2018-8466	Microsoft Scripting Engine	Remote Code Execution	4.2	0.6902	More likely
Urgent	CVE-2018-8467	Microsoft Scripting Engine	Remote Code Execution	4.2	0.6902	More likely
Urgent	CVE-2018-8420	Microsoft XML Core Services	Remote Code Execution	7.5	0.4890	More likely
Urgent	CVE-2018-8464	Microsoft Edge (HTML-based)	Remote Code Execution	4.2	0.4258	More likely
Urgent	CVE-2018-8421	.NET Framework	Remote Code Execution	n/a	0.2908	Exploitation Less Likely
Urgent	CVE-2018-8332	Microsoft Graphics Component	Remote Code Execution	8.8	0.1907	Exploitation Less Likely
Urgent	CVE-2018-8475	Microsoft Graphics Component	Remote Code Execution	8.8	0.1586	DisclosedMore likely
Urgent	CVE-2018-8469	Microsoft Edge (HTML-based)	Elevation of Privilege	4.3	0.1542	More likely
Urgent	CVE-2018-8354	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1495	More likely
Urgent	CVE-2018-8367	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1494	More likely
Urgent	CVE-2018-8457	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1308	DisclosedMore likely
Urgent	CVE-2018-8447	Internet Explorer	Remote Code Execution	6.4	0.1290	More likely
Urgent	CVE-2018-8468	Windows Shell	Elevation of Privilege	4.3	0.1177	More likely
Urgent	CVE-2018-8452	Microsoft Scripting Engine	Information Disclosure	4.3	0.0559	More likely
Urgent	CVE-2018-8439	Windows Hyper-V	Remote Code Execution	7.6	0.0431	Exploitation Less Likely
Urgent	CVE-2018-8410	Microsoft Windows	Elevation of Privilege	7.0	0.0398	More likely
Urgent	CVE-2018-8425	Microsoft Edge (HTML-based)	Spoofing	5.3	0.0349	More likely
Urgent	CVE-2018-8470	Internet Explorer	Security Feature Bypass	4.3	0.0327	More likely
Urgent	CVE-2018-8449	Device Guard	Security Feature Bypass	5.3	0.0311	More likely
Urgent	CVE-2018-8442	Windows Kernel	Information Disclosure	4.7	0.0278	More likely
Urgent	CVE-2018-8462	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0119	More likely
High	CVE-2018-8392	Microsoft JET Database Engine	Remote Code Execution	7.8	0.2276	Exploitation Less Likely
High	CVE-2018-8393	Microsoft JET Database Engine	Remote Code Execution	7.8	0.2248	Exploitation Less Likely
High	CVE-2018-8444	Windows SMB Server	Information Disclosure	7.0	0.0586	N/A

Released the same day

KB4022207
Microsoft SharePoint Server 2010 Service Pack 2
KB4032246
Microsoft Word 2013 RT Service Pack 1, Microsoft Word 2013 Service Pack 1 (32-bit editions), Microsoft Word 2013 Service Pack 1 (64-bit editions)
KB4092447
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)
KB4092459
Microsoft SharePoint Enterprise Server 2016
KB4092460
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB4092466
Microsoft Office Compatibility Pack Service Pack 3
KB4092467
Microsoft Excel Viewer 2007 Service Pack 3
KB4092470
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4092479
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)
KB4227175
Microsoft Excel 2010 Service Pack 2 (32-bit editions), Microsoft Excel 2010 Service Pack 2 (64-bit editions)
KB4457128
Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems, Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems, Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for 32-bit Systems and 10 more
KB4457129
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 and 6 more

Vendor advisory

https://support.microsoft.com/help/4457132

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