CVE-2021-21986

The vSphere Client (HTML5) contains a vulnerability in a vSphere authentication mechanism for the Virtual SAN Health Check, Site Recovery, vSphere Lifecycle Manager, and VMware Cloud Director Availability plug-ins. A malicious actor with network access to port 443 on vCenter Server may perform actions allowed by the impacted plug-ins without authentication.

Score

CVSS 3.1 9.8 Critical

Status

Modified - security@vmware.com

Published

2021-05-26

Last modified

2024-08-03

Weaknesses

CWE-306

Affected products

• Cloud Foundation (Vmware)
• Vcenter Server (Vmware)

References

• http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html
• https://www.vmware.com/security/advisories/VMSA-2021-0010.html