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KLA20232
Multiple vulnerabilities in Microsoft Exchange Server

Updated: 01/25/2024
Detect date
?
02/14/2023
Severity
?
High
Description

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

Exploitation

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

Affected products

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

Solution

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

Original advisories

CVE-2023-21707
CVE-2023-21710
CVE-2023-21529
CVE-2023-21706

Impacts
?
ACE 
[?]
Related products
Microsoft Exchange Server
CVE-IDS
?
CVE-2023-217078.8Critical
CVE-2023-217107.2High
CVE-2023-215298.8Critical
CVE-2023-217068.8Critical
KB list

5023038
5024296

Microsoft official advisories
Microsoft Security Update Guide
Find out the statistics of the vulnerabilities spreading in your region