#VU56800 Improper Authentication in vCenter Server - CVE-2021-22011
Published: September 21, 2021
Vulnerability identifier: #VU56800
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-22011
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
vCenter Server
vCenter Server
Software vendor:
VMware, Inc
VMware, Inc
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to missing authentication for an API endpoint in vCenter Server Content Library. A remote non-authenticated attacker with access to port 443/TCP can gain unauthorized access to the system and perform unauthenticated VM network setting manipulation.
Remediation
Install updates from vendor's website.