#VU56806 Improper Authorization in vCenter Server - CVE-2021-22017

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Main Vulnerability Database Vulnerabilities #VU56806

#VU56806 Improper Authorization in vCenter Server - CVE-2021-22017

Published: September 21, 2021 / Updated: February 20, 2022


Vulnerability identifier: #VU56806
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2021-22017
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild
Vulnerable software:
vCenter Server
Software vendor:
VMware, Inc

Description

The vulnerability allows a remote attacker to gain unauthorized access to the system.

The vulnerability exist due to improper implementation of URI normalization in rhttpproxy. A remote non-authenticate attacker can request a specially crafted URL, bypass rhttpproxy and access internal endpoints.


Remediation

Install updates from vendor's website.

External links