Provide references for CVE-2021-21972.
Where can I find more information about CVE-2021-21972?
References are available at: https://www.vmware.com/security/advisories/VMSA-2021-0002.html, http://packetstormsecurity.com/files/161590/VMware-vCenter-Server-7.0-Arbitrary-File-Upload.html, http://packetstormsecurity.com/files/161695/VMware-vCenter-Server-File-Upload-Remote-Code-Execution.html, http://packetstormsecurity.com/files/163268/VMware-vCenter-6.5-6.7-7.0-Remote-Code-Execution.html.