Vulnerability identifier: #VU53595
Vulnerability risk: Critical
CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
vCenter Server
Server applications /
Virtualization software
Cloud Foundation
Client/Desktop applications /
Virtualization software
Vendor: VMware, Inc
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input within the Virtual SAN Health Check plug-in, which is enabled by default. A remote non-authenticated attacker can send a specially crafted HTTP request to the vSphere Client available at port 443/tcp and execute arbitrary commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
vCenter Server: 6.5 - 7.0.0
Cloud Foundation: 3.0 - 4.2
External links
http://www.vmware.com/security/advisories/VMSA-2021-0010.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.