KLA20232
Multiple vulnerabilities in Microsoft Exchange Server

Remote code execution vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to execute arbitrary code.

Microsoft Exchange Server 2019 Cumulative Update 11
Microsoft Exchange Server 2013 Cumulative Update 23
Microsoft Exchange Server 2016 Cumulative Update 23
Microsoft Exchange Server 2019 Cumulative Update 12

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

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