CVE-2020-1278 Privilege escalation in Microsoft Visual Studio
An attacker can elevate privileges by exploiting improper file handling in the Diagnostics Hub Standard Collector Service on Windows.
- 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-2020-1278?
CVE-2020-1278 is a high-severity vulnerability in Microsoft Visual Studio, published on 9 Jun 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 Diagnostics Hub Standard Collector Service improperly handles file operations, aka 'Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1257, CVE-2020-1293.
Which versions are affected by CVE-2020-1278?
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-2020-1278?
No fix has been published for CVE-2020-1278 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-1278 being exploited?
There is no known exploitation of CVE-2020-1278 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-qw4j-x9j7-99wp.