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  5. CVE-2021-26423

CVE-2021-26423: .NET Core Elevation of Privilege Vulnerability

October 25, 2022

.NET Core and Visual Studio Denial of Service Vulnerability

References

  • github.com/advisories/GHSA-rh58-r7jh-xhx3
  • github.com/dotnet/announcements/issues/194
  • github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3
  • nvd.nist.gov/vuln/detail/CVE-2021-26423
  • portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423

Code Behaviors & Features

Detect and mitigate CVE-2021-26423 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions starting from 3.1.0 before 3.1.18, all versions starting from 5.0.0 before 5.0.9

Fixed versions

  • 3.1.18
  • 5.0.9

Solution

Upgrade to versions 3.1.18, 5.0.9 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Source file

nuget/Microsoft.NETCore.App.Runtime.linux-arm64/CVE-2021-26423.yml

Spotted a mistake? Edit the file on GitLab.

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