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CVE-2020-3950

Published: Mar 17, 2020Updated: Oct 30, 2025 Sources: CVE List NVD BDUCWE-269
NVD MITRE
7.8CVSSHIGH
EPSS Score
7.3%
Top 6.5%
CISA KEV
Active Exploitation
Since Nov 3, 2021
Exploits
4 Known
Remediation
Patch Available

Description

VMware Fusion (11.x before 11.5.2), VMware Remote Console for Mac (11.x and prior before 11.0.1) and Horizon Client for Mac (5.x and prior before 5.4.0) contain a privilege escalation vulnerability due to improper use of setuid binaries. Successful exploitation of this issue may allow attackers with normal user privileges to escalate their privileges to root on the system where Fusion, VMRC or Horizon Client is installed.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-269

Affected Products

VMware FusionBroadcom Inc.
On-premDesktop App
Cloud & SaaS / virtualization
Omnissa Horizon ClientOmnissa
SaaSSaaS Service
Cloud & SaaS / saas-application
VMware Remote Console (VMRC)Broadcom Inc.
Mixed
Cloud & SaaS / virtualization
fusionvmware
On-premDev Tool
Cloud & SaaS / virtualization
horizon clientvmware
On-prem
Cloud & SaaS / virtualization
broadcom inc.commercialUSCloud & SaaSaka vmware by broadcom
omnissacommercialUSCloud & SaaSaka omnissa workspace one access connector, omnissa horizon client, workspace one access
vmwarecommercialUSCloud & SaaSaka vmware inc
and 2 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Nov 3, 2021
Remediation due:May 3, 2022

Required action: Apply updates per vendor instructions.

4 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://www.vmware.com/security/advisories/VMSA-2020-0005.html
vmware.com
https://packetstormsecurity.com/files/156843/VMware-Fusion-11.5.2-Privilege-Escalation.html
packetstormsecurity.com
https://packetstormsecurity.com/files/157079/VMware-Fusion-USB-Arbitrator-Setuid-Privilege-Escalation.html
packetstormsecurity.com
and 5 more references View all →

Timeline

Published
Mar 17, 2020
Added to CISA KEV
Nov 3, 2021
Last Updated
Oct 30, 2025

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