Microsoft · Security update · June 13, 2023

KB5027271: June 2023 security update

KB5027271, released June 13, 2023, fixes 23 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

3 rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.0539

92nd percentile

Priority of the 23 CVEs

Patch now 0
                                Urgent 6
                                High 13
                                Routine 4

Applies to

Product
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2023-29371	Windows Win32K	Elevation of Privilege	7.8	0.0539	More likely
Urgent	CVE-2023-29358	Windows GDI	Elevation of Privilege	7.8	0.0473	More likely
Urgent	CVE-2023-32015	Windows PGM	Remote Code Execution	9.8	0.0204	Exploitation Less Likely
Urgent	CVE-2023-29363	Windows PGM	Remote Code Execution	9.8	0.0194	Exploitation Less Likely
Urgent	CVE-2023-32014	Windows PGM	Remote Code Execution	9.8	0.0194	Exploitation Less Likely
Urgent	CVE-2023-29359	Windows Win32K	Elevation of Privilege	7.8	0.0055	More likely
High	CVE-2023-32011	Windows iSCSI	Denial of Service	7.5	0.0194	Exploitation Less Likely
High	CVE-2023-29351	Windows Group Policy	Elevation of Privilege	8.1	0.0181	Exploitation Less Likely
High	CVE-2023-29362	Remote Desktop Client	Remote Code Execution	8.8	0.0135	Exploitation Less Likely
High	CVE-2023-29372	Microsoft WDAC OLE DB provider for SQL	Remote Code Execution	8.8	0.0135	Exploitation Less Likely
High	CVE-2023-29373	Windows ODBC Driver	Remote Code Execution	8.8	0.0135	Exploitation Less Likely
High	CVE-2023-32021	Windows SMB	Security Feature Bypass	7.1	0.0120	Exploitation Less Likely
High	CVE-2023-32022	Windows Server Service	Security Feature Bypass	7.6	0.0077	Exploitation Less Likely
High	CVE-2023-29365	Microsoft Windows Codecs Library	Remote Code Execution	7.8	0.0072	Exploitation Less Likely
High	CVE-2023-29367	Windows OLE	Remote Code Execution	7.8	0.0072	Exploitation Less Likely
High	CVE-2023-32017	Microsoft Printer Drivers	Remote Code Execution	7.8	0.0050	Exploitation Less Likely
High	CVE-2023-29346	Windows NTFS	Elevation of Privilege	7.8	0.0049	Exploitation Less Likely
High	CVE-2023-29364	Windows Authentication Methods	Elevation of Privilege	7.0	0.0037	Exploitation Less Likely
High	CVE-2023-29368	Windows Filtering	Elevation of Privilege	7.0	0.0037	Exploitation Less Likely
Routine	CVE-2023-29369	Windows Remote Procedure Call Runtime	Denial of Service	6.5	0.0199	Exploitation Less Likely
Routine	CVE-2023-29355	Windows DHCP Server	Information Disclosure	5.3	0.0133	Exploitation Less Likely
Routine	CVE-2023-32016	Windows Installer	Information Disclosure	5.5	0.0067	Exploitation Less Likely
Routine	CVE-2023-32020	Role: DNS Server	Spoofing	5.6	0.0066	Exploitation Less Likely

Released the same day

KB5002401
Microsoft Office Online Server
KB5002402
Microsoft SharePoint Server 2019
KB5002403
Microsoft SharePoint Server 2019
KB5002404
Microsoft SharePoint Enterprise Server 2016
KB5002405
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)
KB5002414
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)
KB5002416
Microsoft SharePoint Server Subscription Edition
KB5025903
Microsoft Exchange Server 2016 Cumulative Update 23
KB5026261
Microsoft Exchange Server 2019 Cumulative Update 12, Microsoft Exchange Server 2019 Cumulative Update 13
KB5026454
Microsoft Visual Studio 2013 Update 5
KB5026455
Microsoft Visual Studio 2015 Update 3
KB5027119
Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for ARM64-based Systems, Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for x64-based Systems

Vendor advisory

https://support.microsoft.com/help/5027271

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