.NET Core Remote Code Execution Vulnerability

Security Vulnerability

Released: Feb 9, 2021

Last updated: Mar 12, 2021

Assigning CNA
Microsoft
CVE.org link
CVE-2021-26701
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Please see Common Vulnerability Scoring System for more information on the definition of these metrics.

Exploitability

The following table provides an exploitability assessment for this vulnerability at the time of original publication.

Publicly disclosed
Yes
Exploited
No
Exploitability assessment
Exploitation Less Likely

FAQ

Is Visual Studio affected by this vulnerability?

Visual Studio contains the binaries for .NET, but Visual Studio is not vulnerable to this issue. The update is offered to include the .NET files so any future applications built in Visual Studio which include .NET functionality will be protected from this issue.

Acknowledgements

Microsoft recognizes the efforts of those in the security community who help us protect customers through coordinated vulnerability disclosure. See Acknowledgements for more information.

Security Updates

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle.

Release date Descending

Disclaimer

The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.

Revisions

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