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critical9.8Known exploitedPublic exploit code

CVE-2021-21972

VMware vCenter Server Remote Code Execution Vulnerability

Exploited in the wild

This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2021-11-03. Federal due date: 2021-11-17.

Apply updates per vendor instructions.

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

The vSphere Client (HTML5) contains a remote code execution vulnerability in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server. This affects VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).

Affected products

VendorProductAffected versions
VmwareCloud Foundation
from 3.0 before 3.10.1.2
from 4.0 before 4.2
VmwareVcenter Server
Versions 6.5, 6.7, 7.0

Weakness classification

CWE-22

References