CVE-2024-21410 is a critical security vulnerability affecting Microsoft Exchange Server. It’s classified as an Elevation of Privilege Vulnerability with a severity score of 9.8, which is considered critical. The vulnerability could allow attackers to gain elevated privileges on an affected system.
To address this issue, Microsoft has released the 2024 H1 Cumulative Update (CU14) for Exchange Server 2019, which includes fixes for customer-reported issues, security changes, and all previously released Security Updates (SUs). One of the key features of this update is the enablement of Extended Protection (EP) by default to help secure the Exchange server environment.
If you’re managing an Exchange Server, it’s highly recommended to apply this update to protect against potential exploits of this vulnerability. For detailed guidance, you can refer to the resources provided by Microsoft and ensure that your system meets the prerequisites for EP before applying the update.