The vCenter Server contains an arbitrary file upload vulnerability in the Analytics service. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to execute code on vCenter Server by uploading a specially crafted file.
https://thehackernews.com/2023/12/behind-scenes-of-matveevs-ransomware.html
https://www.tenable.com/cyber-exposure/a-look-inside-the-ransomware-ecosystem
https://www.tenable.com/cyber-exposure/2021-threat-landscape-retrospective
https://www.vmware.com/security/advisories/VMSA-2021-0020.html