Microsoft · Security update · October 9, 2018

KB4464330: October 2018 cumulative update for Windows 10 1809

KB4464330, released October 9, 2018, fixes 27 CVEs across 12 products. One of them is being exploited (CVE-2018-8453); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEVKnown ransomware use2 publicly disclosed

CVEs closed

10 rated Critical

Exploited

CVE-2018-8453

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.7004

99th percentile

Priority of the 27 CVEs

Patch now 1
                                Urgent 16
                                High 2
                                Routine 8

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems	17763.55
Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems	17763.55
Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems	17763.55
Internet Explorer 11 on Windows Server 2019	17763.55
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems	17763.55
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems	17763.55
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems	17763.55
Microsoft Edge (EdgeHTML-based) on Windows Server 2019	17763.55
Windows 10 Version 1809 for 32-bit Systems	17763.55
Windows 10 Version 1809 for x64-based Systems	17763.55
Windows Server 2019	17763.55
Windows Server 2019 (Server Core installation)	17763.55

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2018-8453	Microsoft Graphics Component	Elevation of Privilege	7.0	0.7004	KEVRansomwareExploited
Urgent	CVE-2018-8413	Windows Shell	Remote Code Execution	5.0	0.4625	More likely
Urgent	CVE-2018-8494	Microsoft XML Core Services	Remote Code Execution	7.5	0.2209	Exploitation Less Likely
Urgent	CVE-2018-8460	Internet Explorer	Remote Code Execution	7.5	0.2067	More likely
Urgent	CVE-2018-8473	Microsoft Edge	Remote Code Execution	4.2	0.1423	More likely
Urgent	CVE-2018-8505	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1423	More likely
Urgent	CVE-2018-8510	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1423	More likely
Urgent	CVE-2018-8511	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1423	More likely
Urgent	CVE-2018-8513	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1423	More likely
Urgent	CVE-2018-8491	Internet Explorer	Remote Code Execution	7.5	0.1279	More likely
Urgent	CVE-2018-8489	Windows Hyper-V	Remote Code Execution	7.6	0.0440	Exploitation Less Likely
Urgent	CVE-2018-8490	Windows Hyper-V	Remote Code Execution	7.6	0.0413	Exploitation Less Likely
Urgent	CVE-2018-8411	Microsoft Windows	Elevation of Privilege	7.0	0.0307	More likely
Urgent	CVE-2018-8492	Device Guard	Security Feature Bypass	5.3	0.0210	More likely
Urgent	CVE-2018-8333	Microsoft Windows	Elevation of Privilege	7.0	0.0187	More likely
Urgent	CVE-2018-8486	Microsoft Graphics Component	Information Disclosure	4.7	0.0175	More likely
Urgent	CVE-2018-8497	Windows Kernel	Elevation of Privilege	7.8	0.0111	DisclosedMore likely
High	CVE-2018-8423	Microsoft JET Database Engine	Remote Code Execution	7.8	0.3215	DisclosedExploitation Less Likely
High	CVE-2018-8484	Microsoft Graphics Component	Elevation of Privilege	7.0	0.0118	Exploitation Less Likely
Routine	CVE-2018-8432	Microsoft Office	Remote Code Execution	5.0	0.1955	Exploitation Less Likely
Routine	CVE-2018-8472	Microsoft Graphics Component	Information Disclosure	4.7	0.1887	Exploitation Less Likely
Routine	CVE-2018-8503	Microsoft Scripting Engine	Remote Code Execution	4.2	0.1423	Exploitation Less Likely
Routine	CVE-2018-8481	Windows Media Player	Information Disclosure	3.5	0.0500	Exploitation Less Likely
Routine	CVE-2018-8482	Windows Media Player	Information Disclosure	3.5	0.0500	Exploitation Less Likely
Routine	CVE-2018-8320	Microsoft Windows DNS	Security Feature Bypass	4.3	0.0465	Exploitation Less Likely

Released the same day

KB4022138
PowerPoint Viewer 2010 32-bit edition
KB4092437
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4092439
Microsoft Word 2010 Service Pack 2 (32-bit editions), Microsoft Word 2010 Service Pack 2 (64-bit editions)
KB4092444
Microsoft Excel Viewer 2007 Service Pack 3, Microsoft Office Compatibility Pack Service Pack 3, Microsoft PowerPoint Viewer 2007
KB4092453
Microsoft PowerPoint 2013 RT Service Pack 1, Microsoft PowerPoint 2013 Service Pack 1 (32-bit editions), Microsoft PowerPoint 2013 Service Pack 1 (64-bit editions)
KB4092464
Microsoft Office Word Viewer
KB4092481
Microsoft SharePoint Server 2010 Service Pack 2
KB4092482
Microsoft PowerPoint 2010 Service Pack 2 (32-bit editions), Microsoft PowerPoint 2010 Service Pack 2 (64-bit editions)
KB4092483
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4227167
Microsoft Office Web Apps 2010 Service Pack 2
KB4459266
Microsoft Exchange Server 2013 Cumulative Update 21, Microsoft Exchange Server 2016 Cumulative Update 10
KB4461434
Microsoft PowerPoint 2016 (32-bit edition), Microsoft PowerPoint 2016 (64-bit edition)

Vendor advisory

https://support.microsoft.com/help/4464330

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