Multiple vulnerabilities VMware Fusion

Published: 2020-10-20

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-3982 CVE-2020-3981
CWE-ID	CWE-787 CWE-125
Exploitation vector	Local network
Public exploit	N/A
Vulnerable software Subscribe	VMware Fusion Client/Desktop applications / Virtualization software
Vendor	VMware, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU47749

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-3982

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error caused by a time-of-check time-of-use issue in ACPI device within the implementation of the BDOOR_CMD_PATCH_ACPI_TABLES command. A remote administrator on the guest OS can run a specially crafted program to trigger a heap-based buffer overflow and crash the system or execute arbitrary code on the hypervisor.

Mitigation

Install update from vendor's website.

Vulnerable software versions

VMware Fusion: 11.0.0 - 11.5.5

Fixed software versions

CPE2.3

cpe:2.3:a:vmware:vmware_fusion:11.5.5:*:*:*:*:*:*:*

External links

http://www.vmware.com/security/advisories/VMSA-2020-0023.html

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?

2) Out-of-bounds read

EUVDB-ID: #VU47748

Risk: Medium