CVE-2020-1393 Privilege escalation in Microsoft Visual Studio
Attackers can exploit unsecure library loading in Windows Diagnostics Hub to elevate privileges on affected systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-1393?
CVE-2020-1393 is a high-severity vulnerability in Microsoft Visual Studio, published on 14 Jul 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An elevation of privilege vulnerability exists when the Windows Diagnostics Hub Standard Collector Service fails to properly sanitize input, leading to an unsecure library-loading behavior, aka 'Windows Diagnostics Hub Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1418.
Which versions are affected by CVE-2020-1393?
It affects 6 products.
Products include Microsoft Visual Studio, Microsoft Visual Studio 2017, Microsoft Visual Studio 2019, Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019.
How do I fix CVE-2020-1393?
No fix has been published for CVE-2020-1393 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-1393 being exploited?
There is no known exploitation of CVE-2020-1393 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Visual Studio
- CVE-2025-49739 Visual Studio Elevation of Privilege Vulnerability
- CVE-2022-35777 Visual Studio Remote Code Execution Vulnerability
- CVE-2022-35825 Visual Studio Remote Code Execution Vulnerability
- CVE-2022-35826 Visual Studio Remote Code Execution Vulnerability
- CVE-2022-35827 Visual Studio Remote Code Execution Vulnerability
Sources
Also known as GHSA-fx28-fjmc-jx5r.