Simplicity Across Clouds Is Rare
91% of executives are looking to improve “consistency across [their] public cloud environments."
Applications Need to Be Modernized
68% of developers want to expand use of modern application frameworks, APIs and services.
Distributed Work Models Are Here to Stay
72% of enterprise employees are working from non-traditional environments.
Security Is a Top-Down Concern
Risk related to security, data and privacy issues remains the #1 multi-cloud challenge.
Get on a Faster Path to Prod
Build and deploy quickly and securely on any public cloud or on-premises Kubernetes cluster.
Simplify Kubernetes Operations
Build and operate a secure, multi-cloud container infrastructure at scale.
Pair with App Development Experts
Unlock value by modernizing your existing apps and building innovative new products.
Connect and Run with Confidence
Reduce time-to-value, lower costs, and enhance security while modernizing your private and public cloud infrastructure.
Enhance Digital Experiences
Securely, reliably, and optimally connect applications in the cloud and at the edge to deliver unique experiences.
Run enterprise apps at scale with a consistent cloud infrastructure across public clouds, data centers and edge environments.
Deliver an Engaging Experience
Put employees first with device choice, flexibility, and seamless, consistent, high-quality experiences.
Secure Today’s Anywhere Workspace
Ease the move to Zero Trust with situational intelligence and connected control points.
Accelerate IT Modernization
Manage to outcomes — not tasks — with intelligent compliance, workflow and performance management.
Secure & Connect Workloads
Operationalize consistent security and networking across apps, users, and entities with transparency built into our tools.
Protect APIs — the New Endpoints
Increase app velocity and centrally manage, secure, connect, and govern your clusters no matter where they reside.
Get built-in threat intelligence spanning users, endpoints and networks to evolve your protection in a dynamic landscape.
Deliver security and networking as a built-in distributed service across users, apps, devices, and workloads in any cloud.
Work with a VMware Partner
Partners deliver outcomes with their expertise and VMware technology, creating exceptional value for our mutual customers.
Become a Partner
Together with our partners, VMware is building the new multi-cloud ecosystem positioned to become essential to our customers.
A privilege escalation vulnerability affecting VMware Horizon Client for Windows was privately reported to VMware. Updates are available to address this vulnerability in affected VMware products.
Known Attack Vectors
A local user on the system where the software is installed may exploit this issue to run commands as any user.
To remediate CVE-2020-3961 apply the patches listed in the 'Fixed Version' column of the 'Response Matrix' below.
VMware would like to thank Nuttakorn Tungpoonsup and Ammarit Thongthua of Secure D Center Research Team, Secure D Center Co.,Ltd. and Cybersecurity Researcher, Sittikorn Sangrattanapitak for reporting this issue to us.
|Product||Version||Running On||CVE Identifier||CVSSv3||Severity||Fixed Version||Workarounds||Additional Documentation|
Horizon Client for Windows
5.x and prior
Fixed Version(s) and Release Notes:
VMware Horizon Client 5.4.3
Downloads and Documentation:
Mitre CVE Dictionary Links:
FIRST CVSSv3 Calculator:
Initial security advisory.
E-mail list for product security notifications and announcements:
This Security Advisory is posted to the following lists:
PGP key at:
VMware Security Advisories
VMware Security Response Policy
VMware Lifecycle Support Phases
VMware Security & Compliance Blog
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