KLA61978 Multiple vulnerabilities in Microsoft Server Software

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

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft Exchange Server can be exploited remotely to execute arbitrary code.
2. A spoofing vulnerability in Microsoft Exchange Server can be exploited remotely to spoof user interface.

Original advisories

CVE-2023-36439

CVE-2023-36039

CVE-2023-36035

CVE-2023-36050

Related products

Microsoft-Exchange-Server

CVE list

CVE-2023-36439 critical

CVE-2023-36039 critical

CVE-2023-36035 critical

CVE-2023-36050 critical

KB list

5032147

5032146

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)

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

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