Vulnerability identifier: #VU26072

Vulnerability risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-5543

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
VMware Horizon Client
Client/Desktop applications / Software for system administration
VMRC
Client/Desktop applications / Software for system administration
VMware Workstation
Client/Desktop applications / Virtualization software

Vendor: VMware, Inc

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the folder containing configuration files for the VMware USB arbitration service is writable by all users. A local user can run arbitrary commands with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

VMware Horizon Client: 5.0 - 5.2

VMRC: 10.0.0 - 10.0.6

VMware Workstation: 15.0.0 - 15.5.1

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External links
http://www.vmware.com/security/advisories/VMSA-2020-0004.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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