Microsoft · Security update · April 9, 2019

KB4493451: April 2019 security update

KB4493451, released April 9, 2019, fixes 39 CVEs across 3 products. 3 of them are being exploited (CVE-2019-0752); 3 on CISA KEV. Patch Radar priority: Patch now.

Patch now3 on CISA KEVKnown ransomware use

CVEs closed

7 rated Critical

Exploited

CVE-2019-0752

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.8168

99th percentile

Priority of the 39 CVEs

Patch now 3
                                Urgent 18
                                High 8
                                Routine 10

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-2019-0752	Microsoft Scripting Engine	Remote Code Execution	6.4	0.8168	KEVRansomwareExploited
Patch now	CVE-2019-0803	Microsoft Graphics Component	Elevation of Privilege	7.0	0.4523	KEVRansomwareExploited
Patch now	CVE-2019-0859	Windows Kernel	Elevation of Privilege	7.8	0.0419	KEVRansomwareExploited
Urgent	CVE-2019-0853	Microsoft Graphics Component	Remote Code Execution	7.8	0.3005	Exploitation Less Likely
Urgent	CVE-2019-0795	Microsoft XML	Remote Code Execution	7.8	0.2132	Exploitation Less Likely
Urgent	CVE-2019-0791	Microsoft XML	Remote Code Execution	7.8	0.1818	Exploitation Less Likely
Urgent	CVE-2019-0792	Microsoft XML	Remote Code Execution	7.8	0.1818	Exploitation Less Likely
Urgent	CVE-2019-0793	Microsoft XML	Remote Code Execution	7.8	0.1818	More likely
Urgent	CVE-2019-0790	Microsoft XML	Remote Code Execution	7.8	0.1620	Exploitation Less Likely
Urgent	CVE-2019-0794	Microsoft Windows	Remote Code Execution	7.8	0.1548	More likely
Urgent	CVE-2019-0845	Microsoft Windows	Remote Code Execution	7.5	0.1481	Exploitation Less Likely
Urgent	CVE-2019-0862	Microsoft Scripting Engine	Remote Code Execution	n/a	0.1111	More likely
Urgent	CVE-2019-0753	Microsoft Scripting Engine	Remote Code Execution	6.4	0.0922	More likely
Urgent	CVE-2019-0731	Microsoft Windows	Elevation of Privilege	6.8	0.0435	More likely
Urgent	CVE-2019-0730	Microsoft Windows	Elevation of Privilege	6.7	0.0435	More likely
Urgent	CVE-2019-0836	Microsoft Windows	Elevation of Privilege	7.0	0.0430	More likely
Urgent	CVE-2019-0796	Microsoft Windows	Elevation of Privilege	6.3	0.0424	More likely
Urgent	CVE-2019-0732	Microsoft Windows	Security Feature Bypass	5.3	0.0378	More likely
Urgent	CVE-2019-0735	CSRSS	Elevation of Privilege	7.0	0.0366	More likely
Urgent	CVE-2019-0805	Microsoft Windows	Elevation of Privilege	6.7	0.0279	More likely
Urgent	CVE-2019-0844	Windows Kernel	Information Disclosure	5.5	0.0213	More likely
High	CVE-2019-0674	Microsoft Office	Remote Code Execution	7.8	0.1841	Exploitation Less Likely
High	CVE-2019-0846	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1612	Exploitation Less Likely
High	CVE-2019-0847	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1612	Exploitation Less Likely
High	CVE-2019-0851	Microsoft JET Database Engine	Remote Code Execution	7.8	0.1612	Exploitation Less Likely

Released the same day

KB4462204
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)
KB4462213
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4462223
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4462242
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4464504
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)
KB4464510
Microsoft SharePoint Enterprise Server 2016
KB4464511
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
KB4464515
Microsoft SharePoint Foundation 2013 Service Pack 1
KB4464518
Microsoft SharePoint Server 2019
KB4464520
Microsoft Office 2010 Service Pack 2 (32-bit editions), Microsoft Office 2010 Service Pack 2 (64-bit editions)
KB4464525
Microsoft SharePoint Server 2010 Service Pack 2
KB4464528
Microsoft SharePoint Foundation 2010 Service Pack 2

Vendor advisory

https://support.microsoft.com/help/4493451

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