CVE-2020-0899: Visual Studio 2017 Vulnerability (CVSS 5.5)
CVE-2020-0899 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An elevation of privilege vulnerability exists when Microsoft Visual Studio updater service improperly handles file permissions, aka 'Microsoft Visual Studio Elevation of Privilege Vulnerability'. EPSS estimates a 0.76% chance of exploitation in the next 30 days.
Description
An elevation of privilege vulnerability exists when Microsoft Visual Studio updater service improperly handles file permissions, aka 'Microsoft Visual Studio Elevation of Privilege Vulnerability'.
Metrics
- CVSS: 3.1 5.5/10
- CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS Probability: 0.76% (50.6th percentile) - Probability of exploitation in the next 30 days. Learn more
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Visual Studio 2017 | 15.9 |
| Microsoft | Visual Studio 2019 | 16.0 |
| Microsoft | Visual Studio 2019 | 16.4 |
| Microsoft | Visual Studio 2019 | 16.5.0 |
References
- Vendor Advisory Patch
Timeline
- Published: Apr 15, 2020
- Last Modified: Jun 17, 2026
- Status: Modified
Frequently Asked Questions
What is CVE-2020-0899? An elevation of privilege vulnerability exists when Microsoft Visual Studio updater service improperly handles file permissions, aka 'Microsoft Visual Studio Elevation of Privilege Vulnerability'.
How severe is CVE-2020-0899? CVE-2020-0899 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2020-0899? Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.