CVE-2023-20894: VMware vCenter Server

Critical severity, CVSS 9.8. EPSS: 33.9% chance of exploitation in the next 30 days.

The VMware vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bound write by sending a specially crafted packet leading to memory corruption.

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.