8.4

CVE-2020-3960: vmware fusion Out-of-bounds Read

CVSS: 8.4v3.1HighModified
Published 15-09-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-3960 is a high (CVSS 8.4) Out-of-bounds Read vulnerability in vmware fusion. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.3% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.4/10
010
High · v3.1 (NVD)
EPSS score
0.28%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-09-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

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 local non-administrative access to a virtual machine with a virtual NVMe controller present may be able to read privileged information contained in physical memory.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.28%

Chance of exploitation in the next 30 days

Percentile

19%

Versus all other CVEs

30-day change

0.00 pp

From 0.28% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.28%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Vmware3 products
  • fusion≥ 11.0.0, < 11.5.5
  • vsphere_esxi6.5 | 6.5:650-201701001 | 6.5:650-201703001 | 6.5:650-201703002 | 6.5:650-201704001 | 6.5:650-201710001 | 6.5:650-201712001 | 6.5:650-201803001 | 6.5:650-201806001 | 6.5:650-201808001 | 6.5:650-201810001 | 6.5:650-201810002 | 6.5:650-201811001 | 6.5:650-201901001 | 6.5:650-201903001 | 6.5:650-201905001 | 6.5:650-201908001 | 6.5:650-201910001 | 6.7 | 6.7:670-201911001 | 6.7:670-202004001
  • workstation≥ 15.0.0, < 15.5.5

1 vendor · 3 products

References

1 links