Vulnerability identifier: #VU56807

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22018

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
vCenter Server
Server applications / Virtualization software

Vendor: VMware, Inc

Description

The vulnerability allows a remote attacker to delete arbitrary files on the system.

The vulnerability exists due to improperly imposed security restrictions in a VMware vSphere Life-cycle Manager plug-in. A remote non-authenticated attacker can send a specially crafted request to port 9087/TCP and delete non critical files.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

vCenter Server: 7.0 U1a - 7.0.0

---

External links
http://www.vmware.com/security/advisories/VMSA-2021-0020.html

---

Q & A

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?

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