Microsoft · Security update · July 11, 2023

KB5028226: July 2023 security update

KB5028226, released July 11, 2023, fixes 47 CVEs across 4 products. 2 of them are being exploited (CVE-2023-36874); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

Patch now2 on CISA KEVUnsupported product

CVEs closed

5 rated Critical

Exploited

CVE-2023-36874

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.4256

98th percentile

Priority of the 47 CVEs

Patch now 2
                                Urgent 7
                                High 14
                                Routine 24

Applies to

Product
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Patch now	CVE-2023-36874	Windows Error Reporting	Elevation of Privilege	7.8	0.4256	KEVExploited
Patch now	CVE-2023-32046	Windows MSHTML Platform	Elevation of Privilege	7.8	0.0997	KEVExploited
Urgent	CVE-2022-38023	Windows Netlogon	Elevation of Privilege	8.1	0.0275	More likely
Urgent	CVE-2023-32057	Windows Message Queuing	Remote Code Execution	9.8	0.0221	Exploitation Less Likely
Urgent	CVE-2023-35365	Windows Routing and Remote Access Service (RRAS)	Remote Code Execution	9.8	0.0177	Exploitation Less Likely
Urgent	CVE-2023-35366	Windows Routing and Remote Access Service (RRAS)	Remote Code Execution	9.8	0.0169	Exploitation Less Likely
Urgent	CVE-2023-35367	Windows Routing and Remote Access Service (RRAS)	Remote Code Execution	9.8	0.0169	Exploitation Less Likely
Urgent	CVE-2023-21526	Windows Netlogon	Information Disclosure	7.4	0.0113	More likely
Urgent	CVE-2023-35297	Windows PGM	Remote Code Execution	8.1	0.0112	Exploitation Less Likely
High	CVE-2023-35338	Windows Peer Name Resolution Protocol	Denial of Service	7.5	0.0196	Exploitation Less Likely
High	CVE-2023-32044	Windows Message Queuing	Denial of Service	7.5	0.0152	Exploitation Less Likely
High	CVE-2023-32045	Windows Message Queuing	Denial of Service	7.5	0.0152	Exploitation Less Likely
High	CVE-2023-35303	Microsoft Windows Codecs Library	Remote Code Execution	8.8	0.0145	Exploitation Less Likely
High	CVE-2023-35300	Windows Remote Procedure Call	Remote Code Execution	8.8	0.0139	Exploitation Less Likely
High	CVE-2023-35322	Windows Deployment Services	Remote Code Execution	8.8	0.0139	Exploitation Less Likely
High	CVE-2023-32038	Windows ODBC Driver	Remote Code Execution	8.8	0.0124	Exploitation Less Likely
High	CVE-2023-35350	Windows Active Directory Certificate Services	Remote Code Execution	7.2	0.0122	Exploitation Less Likely
High	CVE-2023-33154	Windows Partition Management Driver	Elevation of Privilege	7.8	0.0079	Exploitation Less Likely
High	CVE-2023-35309	Windows Message Queuing	Remote Code Execution	7.5	0.0079	Exploitation Less Likely
High	CVE-2023-35328	Windows Transaction Manager	Elevation of Privilege	7.8	0.0043	Exploitation Less Likely
High	CVE-2023-35299	Windows Common Log File System Driver	Elevation of Privilege	7.8	0.0041	Exploitation Less Likely
High	CVE-2023-32050	Windows Installer	Elevation of Privilege	7.0	0.0040	Exploitation Less Likely
High	CVE-2023-35340	Windows CNG Key Isolation Service	Elevation of Privilege	7.8	0.0027	Exploitation Less Likely
Routine	CVE-2023-32034	Windows Remote Procedure Call	Denial of Service	6.5	0.0163	Exploitation Less Likely
Routine	CVE-2023-32035	Windows Remote Procedure Call	Denial of Service	6.5	0.0163	Exploitation Less Likely

Released the same day

KB4464506
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)
KB4475581
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB4493154
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB5001952
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)
KB5002058
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB5002069
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)
KB5002400
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)
KB5002406
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)
KB5002411
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)
KB5002419
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB5002421
Microsoft Office Online Server
KB5002423
Microsoft SharePoint Server 2019

Vendor advisory

https://support.microsoft.com/help/5028226

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