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Vulnerability record · CVE-2021-22048 · published 10 November 2021

CVE-2021-22048: Vmware cloud foundation vulnerability

Vmware · Cloud Foundation

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.

8.8 CVSS 3.1 High EPSS 10% · top 4.5%
8.8CVSS 3.1 base score, v2 6.5
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.html Release NotesThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.html Release NotesThird Party AdvisoryVDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0025.html PatchVendor Advisory
http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.html Release NotesThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.html Release NotesThird Party AdvisoryVDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0025.html PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-22048), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.