Information disclosure in VMware Workstation and Fusion

1) Out-of-bounds read

EUVDB-ID: #VU82269

Risk: Medium

CVSSv3.1: 5.1 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-34044

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote guest to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the functionality for sharing host Bluetooth devices with the virtual machine. A remote user with administrative privileges on a virtual machine can read privileged information contained in hypervisor memory from a virtual machine.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware Workstation: 17.0 - 17.0.2

VMware Fusion: 13.0 - 13.0.2

External links

http://www.vmware.com/security/advisories/VMSA-2023-0022.html
http://www.zerodayinitiative.com/advisories/ZDI-23-1589/

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

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