Deserialization of untrusted data in VMware vCenter Server

1) Deserialization of Untrusted Data

EUVDB-ID: #VU67978

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31680

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data within the Platform services controller (PSC). A remote user with administrative privileges can pass specially crafted data to the controller and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

vCenter Server: 6.5 - 6.5u2c

CPE2.3

• cpe:2.3:a:vmware:vcenter-server:6.5:U3t:*:*:*:*:*:*
• cpe:2.3:a:vmware:vcenter-server:6.5:U3s:*:*:*:*:*:*
• cpe:2.3:a:vmware:vcenter-server:6.5:U3r:*:*:*:*:*:*

External links

http://www.vmware.com/security/advisories/VMSA-2022-0025.html
http://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1587

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.