What’s Vulnerable › Vulnerabilities

CVE-2021-22012

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-23 · updated 2026-06-17
• Weakness: CWE-306

Description

The vCenter Server contains an information disclosure vulnerability due to an unauthenticated appliance management API. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to gain access to sensitive information.

Affected products

• VMware Cloud Foundation: from 3.0 before 5.0 — fixed in 5.0
• VMware vCenter Server: 6.7, 7.0
• VMware vCenter Server: VMware vCenter Server 6.5 before 6.5 U3q

How to fix

Upgrade to a fixed version: VMware Cloud Foundation 5.0. Check the vendor advisory for mitigations.

References

• https://www.vmware.com/security/advisories/VMSA-2021-0020.html
• https://www.vmware.com/security/advisories/VMSA-2021-0020.html

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