VULNERABILITY INTELLIGENCE
CVE-2020-3971
CVSS score5.5 MEDIUM
EPSS probability0.35%
CISA KEVNot currently listed
Published2020-06-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Description
VMware ESXi (6.7 before ESXi670-201904101-SG and 6.5 before ESXi650-201907101-SG), Workstation (15.x before 15.0.2), and Fusion (11.x before 11.0.2) contain a heap overflow vulnerability in the vmxnet3 virtual network adapter. A malicious actor with local access to a virtual machine with a vmxnet3 network adapter present may be able to read privileged information contained in physical memory.
Weakness classification
- nvd@nist.gov: CWE-787
Primary references
- security@vmware.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory