Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2020-3999

VMware ESXi (7.0 prior to ESXi70U1c-17325551), VMware Workstation (16.x prior to 16.0 and 15.x prior to 15.5.7), VMware Fusion (12.x prior to 12.0 and 11.x prior to 11.5.7) and VMware Cloud Foundation contain a denial of service vulnerability due to improper input validation in GuestInfo. A malicious actor with normal user privilege access to a virtual machine can crash the virtual machine's vmx process leading to a denial of service condition.

  • Published: Dec 21, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-3999
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
vmware / workstation 15.0.0 15.5.7
vmware / fusion 11.5.0 11.5.7
vmware / esxi 7.0 7.0.x
vmware / esxi 7.0-beta 7.0-beta.x
vmware / esxi 7.0-update_1 7.0-update_1.x
vmware / esxi 7.0-update_1a 7.0-update_1a.x
vmware / esxi 7.0-update_1b 7.0-update_1b.x