What is CVE-2020-3960?

CVE-2020-3960 is a high-severity vulnerability in Vmware Fusion, classified under Out-of-bounds Read. CVSS score: 8.4/10. Published 2021-09-15.

How severe is CVE-2020-3960?

High severity. CVSS v3 base score is 8.4 out of 10.

Is CVE-2020-3960 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Out-of-bounds Read in Vmware Fusion

CVE-2020-3960

VMware ESXi (6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.5), and Fusion (11.x before 11.5.5) contain an out-of-bounds read vulnerability in NVMe functionality. A malicious actor with…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (20.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H.

Affected products

Vmware Fusion
Vmware Vsphere_esxi — versions 6.5, 6.7
Vmware Workstation
N/a Vmware Esxi, Workstation, And Fusion — versions VMware ESXi (6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.5), and Fusion (11.x before 11.5.5)

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

p1ay8y3ar/cve_

References

security@vmware.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3960?: CVE-2020-3960 is a high-severity vulnerability in Vmware Fusion, classified under Out-of-bounds Read. CVSS score: 8.4/10. Published 2021-09-15.
How severe is CVE-2020-3960?: High severity. CVSS v3 base score is 8.4 out of 10.
Is CVE-2020-3960 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.