CVE-2020-3999

MEDIUM

VMware Workstation 15.0.0-15.5.6 and Fusion 11.5.0-11.5.6 - Denial of Service via GuestInfo Input Validation

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.vmware.com/security/advisories/VMSA-2020-0029.html

Scores

CVSS v3 6.5
EPSS 0.0010
EPSS Percentile 27.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (3)
vmware/esxi 7.0 (5 CPE variants)
vmware/fusion 11.5.0 - 11.5.7
vmware/workstation 15.0.0 - 15.5.7
Published Dec 21, 2020
Tracked Since Feb 18, 2026