KLA51713
Multiple vulnerabilities in Microsoft Exchange Server

Updated: 12/07/2023
Detect date
?
08/08/2023
Severity
?
High
Description

Multiple vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code, spoof user interface.

Below is a complete list of vulnerabilities:

  1. An elevation of privilege vulnerability in Microsoft Exchange Server can be exploited remotely to gain privileges.
  2. A remote code execution vulnerability in Microsoft Exchange Server can be exploited remotely to execute arbitrary code.
  3. A spoofing vulnerability in Microsoft Exchange Server can be exploited remotely to spoof user interface.
  4. A remote code execution vulnerability in Microsoft Exchange can be exploited remotely to execute arbitrary code.
Affected products

Microsoft Exchange Server 2019 Cumulative Update 13
Microsoft Exchange Server 2019 Cumulative Update 12
Microsoft Exchange Server 2016 Cumulative Update 23

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-2023-21709
CVE-2023-35388
CVE-2023-38181
CVE-2023-38185
CVE-2023-38182
CVE-2023-35368

Impacts
?
ACE 
[?]

PE 
[?]

SUI 
[?]
Related products
Microsoft Exchange Server
CVE-IDS
?
CVE-2023-217095.0Warning
CVE-2023-353885.0Warning
CVE-2023-381815.0Warning
CVE-2023-381855.0Warning
CVE-2023-381825.0Warning
CVE-2023-353685.0Warning
KB list

5026261
5030524

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