CVE-2023-20870

Severity: medium (CVSS 6.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-25 · updated 2026-06-17
Weakness: CWE-125

Description

VMware Workstation and Fusion contain an out-of-bounds read vulnerability that exists in the functionality for sharing host Bluetooth devices with the virtual machine.

Affected products

VMware Fusion: from 13.0.0 before 13.0.2 — fixed in 13.0.2
VMware Workstation: from 17.0.0 before 17.0.2 — fixed in 17.0.2
VMware Workstation Pro / Player (Workstation) and VMware Fusion: VMware Workstation (17.x) and VMware Fusion (13.x)

How to fix

Upgrade to a fixed version: VMware Fusion 13.0.2; VMware Workstation 17.0.2. Check the vendor advisory for mitigations.

References

https://www.vmware.com/security/advisories/VMSA-2023-0008.html
https://www.vmware.com/security/advisories/VMSA-2023-0008.html

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