CVE-2021-1721: .NET Core and Visual Studio Denial of Service Vulnerability
First published: Thu Feb 25 2021(Updated: )
.NET Core and Visual Studio Denial of Service Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| >=5.0<=5.0.2 | ||
| >=2.1<=2.1.24 | ||
| >=3.1<=3.1.11 | ||
| =7.0 | ||
| =7.1 | ||
| >=15.0<=15.9 | ||
| >=16.0<=16.8 | ||
| Microsoft .NET | >=5.0<=5.0.2 | |
| Microsoft .NET Core | >=2.1<=2.1.24 | |
| Microsoft .NET Core | >=3.1<=3.1.11 | |
| Microsoft Powershell Core | =7.0 | |
| Microsoft Powershell Core | =7.1 | |
| Microsoft Visual Studio 2017 | >=15.0<=15.9 | |
| Microsoft Visual Studio 2019 | >=16.0<=16.8 |
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Frequently Asked Questions
What is the vulnerability ID for this Denial of Service vulnerability?
The vulnerability ID for this Denial of Service vulnerability is CVE-2021-1721.
What software is affected by this vulnerability?
This vulnerability affects Microsoft .NET, Microsoft .NET Core, Microsoft PowerShell Core, Microsoft Visual Studio 2017, and Microsoft Visual Studio 2019.
What is the severity of CVE-2021-1721?
The severity of CVE-2021-1721 is medium with a CVSS score of 6.5.
How can I fix the vulnerability CVE-2021-1721?
To fix the vulnerability CVE-2021-1721, it is recommended to update to the latest version of the affected software.
Where can I find more information about CVE-2021-1721?
You can find more information about CVE-2021-1721 at the following link: [https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721)
- collector/nvd-index
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/author
- agent/softwarecombine
- agent/description
- agent/references
- agent/severity
- agent/title
- agent/remedy
- agent/event
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/microsoft
- canonical/microsoft .net
- version/microsoft .net/5.0
- version/microsoft .net/5.0.2
- canonical/microsoft .net core
- version/microsoft .net core/2.1
- version/microsoft .net core/2.1.24
- version/microsoft .net core/3.1
- version/microsoft .net core/3.1.11
- canonical/microsoft powershell core
- version/microsoft powershell core/7.0
- version/microsoft powershell core/7.1
- canonical/microsoft visual studio 2017
- version/microsoft visual studio 2017/15.0
- version/microsoft visual studio 2017/15.9
- canonical/microsoft visual studio 2019
- version/microsoft visual studio 2019/16.0
- version/microsoft visual studio 2019/16.8