CVE-2021-22017

State: Published
Severity: 5.3 Medium
Published: Sep 23, 2021
Updated: Oct 21, 2025
Reserved: Jan 4, 2021

Description

Rhttproxy as used in vCenter Server contains a vulnerability due to improper implementation of URI normalization. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to bypass proxy leading to internal endpoints being accessed.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
VMware vCenter Server, VMware Cloud Foundationn/a	VMware vCenter Server(6.7 before 6.7 U3o and 6.5 before 6.5 U3q) and VMware Cloud Foundation 3.x before 3.10.2.2Affected

References

https://www.vmware.com/security/advisories/VMSA-2021-0020.html
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22017government-resource

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