Vulnerability Monitor

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CVE-2021-22048

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.

Published

2021-11-10T18:15:08.037

Last Modified

2025-10-31T11:44:38.620

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.0

Impact Score

6.4

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	vmware	cloud_foundation	≤ 3.10.2.2	Yes
Application	vmware	cloud_foundation	≤ 4.1.0.1	Yes
Application	vmware	vcenter_server	6.5	Yes
Application	vmware	vcenter_server	6.7	Yes
Application	vmware	vcenter_server	7.0	Yes

References

http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.html Release Notes, Third Party Advisory, VDB Entry ([email protected])
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.html Release Notes, Third Party Advisory, VDB Entry ([email protected])
https://www.vmware.com/security/advisories/VMSA-2021-0025.html Patch, Vendor Advisory ([email protected])
http://packetstormsecurity.com/files/167733/VMware-Security-Advisory-2022-0025.2.html Release Notes, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/167795/VMware-Security-Advisory-2021-0025.3.html Release Notes, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.vmware.com/security/advisories/VMSA-2021-0025.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)