CVE-2021-22048

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

The vCenter Server contains a privilege escalation vulnerability in the IWA (Integrated Windows Authentication) authentication mechanism. A malicious actor with non-administrative access to vCenter Server may exploit this issue to elevate privileges to a higher privileged group.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected software

Vendor	Product	Versions
n/a	VMware vCenter Server and VMware Cloud Foundation	VMware vCenter Server(7.0 and 6.7) and VMware Cloud Foundation (4.x and 3.x)

References

http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.htmlRelease Notes, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.htmlRelease Notes, Third Party Advisory, VDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0025.htmlPatch, Vendor Advisory
http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.htmlRelease Notes, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.htmlRelease Notes, Third Party Advisory, VDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0025.htmlPatch, Vendor Advisory

Timeline

Published: Nov 10, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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