CVE-2020-3971

MEDIUM

VMware ESXi 6.7/6.5, Workstation 15.x < 15.0.2, Fusion 11.x < 11.0.2 - Heap Overflow in vmxnet3

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 5.5
EPSS 0.0004
EPSS Percentile 13.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-787
Status published
Products (3)
vmware/cloud_foundation 3.0 - 3.7.2
vmware/esxi 6.5 (42 CPE variants)
vmware/esxi 6.7 (7 CPE variants)
Published Jun 25, 2020
Tracked Since Feb 18, 2026