MEDIUM · 5.5

CVE-2020-3971

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 vmxnet...

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
VmwareCloud Foundation>= 3.0, < 3.7.2
VmwareFusion>= 11.0.0, < 11.0.2
VmwareWorkstation>= 15.0.0, < 15.0.2
VmwareEsxi6.5

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-3971?

CVE-2020-3971 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 vmxnet...

How severe is CVE-2020-3971?

CVE-2020-3971 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3971?

Check the references section above for vendor advisories and patch information. Affected products include: Vmware Cloud Foundation, Vmware Fusion, Vmware Workstation, Vmware Esxi.