KLA12022
Multiple vulnerabilities in Microsoft Exchange Server

Multiple vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft Exchange can be exploited remotely to execute arbitrary code.
2. An information disclosure vulnerability in Microsoft Exchange can be exploited remotely to obtain sensitive information.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Microsoft Exchange Server 2013 Cumulative Update 23
Microsoft Exchange Server 2016 Cumulative Update 18
Microsoft Exchange Server 2016 Cumulative Update 17
Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 31
Microsoft Exchange Server 2019 Cumulative Update 7
Microsoft Exchange Server 2019 Cumulative Update 6

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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