CVE-2021-22017
VMware vCenter Server Improper Access Control
VMware · vCenter Server
Vulnerability details
Rhttproxy as used in vCenter Server contains a vulnerability due to improper implementation of URI normalization.
Added to CISA KEV: 2022-01-10
Ransomware campaign use: Unknown
CISA due date: 2022-01-24
Defensive guidance from CISA
Apply updates per vendor instructions.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC