Microsoft · Security update · July 14, 2020

KB4558998: July 2020 cumulative update for Windows 10 1809

KB4558998, released July 14, 2020, fixes 86 CVEs across 13 products. One of them is being exploited (CVE-2020-1350); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV1 publicly disclosed

CVEs closed

8 rated Critical

Exploited

CVE-2020-1350

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.9672

99th percentile

Priority of the 86 CVEs

Patch now 1
                                Urgent 9
                                High 57
                                Routine 19

Applies to

Product	Build after install
Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems	17763.1339
Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems	17763.1339
Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems	17763.1339
Internet Explorer 11 on Windows Server 2019	17763.1339
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems	17763.1339
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems	17763.1339
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems	17763.1339
Microsoft Edge (EdgeHTML-based) on Windows Server 2019	17763.1339
Windows 10 Version 1809 for 32-bit Systems	17763.1339
Windows 10 Version 1809 for ARM64-based Systems	17763.1339
Windows 10 Version 1809 for x64-based Systems	17763.1339
Windows Server 2019	17763.1339
Windows Server 2019 (Server Core installation)	17763.1339

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2020-1350	Microsoft Windows	Remote Code Execution	10.0	0.9672	KEVExploited
Urgent	CVE-2020-1421	Microsoft Windows	Remote Code Execution	7.5	0.7450	Exploitation Less Likely
Urgent	CVE-2020-1436	Microsoft Graphics Component	Remote Code Execution	6.3	0.2128	Exploitation Less Likely
Urgent	CVE-2020-1435	Microsoft Graphics Component	Remote Code Execution	6.3	0.1373	Exploitation Less Likely
Urgent	CVE-2020-1409	Microsoft Graphics Component	Remote Code Execution	7.8	0.1169	Exploitation Less Likely
Urgent	CVE-2020-1410	Microsoft Windows	Remote Code Execution	7.8	0.1154	Exploitation Less Likely
Urgent	CVE-2020-1403	Microsoft Scripting Engine	Remote Code Execution	7.5	0.1045	More likely
Urgent	CVE-2020-1374	Microsoft Windows	Remote Code Execution	7.5	0.0914	More likely
Urgent	CVE-2020-1426	Windows Kernel	Information Disclosure	5.5	0.0131	More likely
Urgent	CVE-2020-1399	Microsoft Windows	Elevation of Privilege	7.8	0.0076	More likely
High	CVE-2020-1400	Microsoft JET Database Engine	Remote Code Execution	7.8	0.2373	Exploitation Less Likely
High	CVE-2020-1412	Microsoft Graphics Component	Remote Code Execution	7.5	0.1398	Exploitation Less Likely
High	CVE-2020-1401	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1313	Exploitation Less Likely
High	CVE-2020-1407	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1089	Exploitation Less Likely
High	CVE-2020-1375	Microsoft Windows	Elevation of Privilege	7.8	0.0707	Exploitation Less Likely
High	CVE-2020-1408	Microsoft Graphics Component	Remote Code Execution	8.8	0.0564	Exploitation Less Likely
High	CVE-2020-1362	Windows WalletService	Elevation of Privilege	7.8	0.0254	Exploitation Less Likely
High	CVE-2020-1424	Windows Update Stack	Elevation of Privilege	7.8	0.0141	Exploitation Less Likely
High	CVE-2020-1418	Microsoft Windows	Elevation of Privilege	7.8	0.0104	Exploitation Less Likely
High	CVE-2020-1344	Windows WalletService	Elevation of Privilege	7.8	0.0097	Exploitation Less Likely
High	CVE-2020-1369	Windows WalletService	Elevation of Privilege	7.8	0.0097	Exploitation Less Likely
High	CVE-2020-1429	Microsoft Windows	Elevation of Privilege	7.0	0.0096	Exploitation Less Likely
High	CVE-2020-1336	Windows Kernel	Elevation of Privilege	7.8	0.0094	Exploitation Less Likely
High	CVE-2020-1393	Microsoft Windows	Elevation of Privilege	7.8	0.0094	Exploitation Less Likely
High	CVE-2020-1411	Windows Kernel	Elevation of Privilege	7.8	0.0092	Exploitation Less Likely

Released the same day

KB4484348
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4484353
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4484357
Microsoft Office Web Apps 2013 Service Pack 1
KB4484363
Microsoft Outlook 2013 RT Service Pack 1, Microsoft Outlook 2013 Service Pack 1 (32-bit editions), Microsoft Outlook 2013 Service Pack 1 (64-bit editions)
KB4484370
Microsoft SharePoint Server 2010 Service Pack 2
KB4484374
Microsoft SharePoint Server 2010 Service Pack 2
KB4484381
Microsoft Office Web Apps 2010 Service Pack 2
KB4484382
Microsoft Outlook 2010 Service Pack 2 (32-bit editions), Microsoft Outlook 2010 Service Pack 2 (64-bit editions)
KB4484411
Microsoft SharePoint Foundation 2013 Service Pack 1
KB4484433
Microsoft Outlook 2016 (32-bit edition), Microsoft Outlook 2016 (64-bit edition)
KB4484436
Microsoft SharePoint Enterprise Server 2016
KB4484438
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)

Vendor advisory

https://support.microsoft.com/help/4558998

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