CVE-2023-20892: VMware vCenter Server

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

The vCenter Server contains a heap overflow vulnerability due to the usage of uninitialized memory in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may exploit heap-overflow vulnerability to execute arbitrary code on the underlying operating system that hosts vCenter Server.

Affected products

• VMware vCenter Server: before 7.0 (fixed in 7.0); version 7.0 only; version 8.0 only

Published 2023-06-22. Last modified 2026-06-17.