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Security Advisories: GSA_kwCzR0hTQS0yNDJqLTJnbTYtNXJ3eM4AAnLl
ASP.NET Core and Visual Studio Denial of Service Vulnerability
A denial-of-service vulnerability exists in the way Kestrel parses HTTP/2 requests. The security update addresses the vulnerability by fixing the way the Kestrel parses HTTP/2 requests. Users are advised to upgrade.
Permalink: https://github.com/advisories/GHSA-242j-2gm6-5rwxJSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS0yNDJqLTJnbTYtNXJ3eM4AAnLl
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 1 year ago
Updated: 8 months ago
CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Identifiers: GHSA-242j-2gm6-5rwx, CVE-2021-1723
References:
- https://nvd.nist.gov/vuln/detail/CVE-2021-1723
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723
- https://github.com/dotnet/announcements/issues/170
- https://github.com/advisories/GHSA-242j-2gm6-5rwx
Affected Packages
nuget:Microsoft.AspNetCore.App.Runtime.linux-musl-arm
Versions: = 5.0.1Fixed in: 5.0.2
nuget:Microsoft.AspNetCore.App.Runtime.win-x86
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.win-x64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.win-arm64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.win-arm
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.osx-x64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.linux-x64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.linux-musl-x64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.linux-arm64
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.App.Runtime.linux-arm
Versions: >= 5.0.0, < 5.0.2, >= 3.1.0, < 3.1.11Fixed in: 5.0.2, 3.1.11
nuget:Microsoft.AspNetCore.Server.Kestrel.Core
Versions: < 2.1.25Fixed in: 2.1.25