Moderate severityNVD Advisory· Published Feb 25, 2021· Updated Aug 3, 2024
.NET Core and Visual Studio Denial of Service Vulnerability
CVE-2021-1721
Description
.NET Core and Visual Studio Denial of Service Vulnerability
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
Microsoft.NETCore.AppNuGet | >= 2.1.0, < 2.1.25 | 2.1.25 |
Microsoft.NETCore.App.Host.linux-armNuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.linux-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.linux-musl-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.linux-musl-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.linux-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.osx-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.rhel.6-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.win-armNuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.win-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.win-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Host.win-x86NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.linux-armNuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.linux-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.linux-musl-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.linux-musl-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.linux-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.osx-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.rhel.6-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.win-armNuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.win-arm64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.win-x64NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.win-x86NuGet | >= 3.1.0, < 3.1.12 | 3.1.12 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.osx-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.LLVM.osx-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.linux-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.linux-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.linux-musl-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.linux-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.Mono.osx-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.android-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.android-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.android-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.android-x86NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.browser-wasmNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.ios-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.ios-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.ios-x86NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-musl-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-musl-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-musl-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.linux-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.osx-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.tvos-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.tvos-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.win-armNuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.win-arm64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.win-x64NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Microsoft.NETCore.App.Runtime.win-x86NuGet | >= 5.0.0, < 5.0.3 | 5.0.3 |
Affected products
48- osv-coords47 versionspkg:bitnami/dotnetpkg:bitnami/dotnet-sdkpkg:nuget/microsoft.netcore.apppkg:nuget/microsoft.netcore.app.host.linux-armpkg:nuget/microsoft.netcore.app.host.linux-arm64pkg:nuget/microsoft.netcore.app.host.linux-musl-arm64pkg:nuget/microsoft.netcore.app.host.linux-musl-x64pkg:nuget/microsoft.netcore.app.host.linux-x64pkg:nuget/microsoft.netcore.app.host.osx-x64pkg:nuget/microsoft.netcore.app.host.rhel.6-x64pkg:nuget/microsoft.netcore.app.host.win-armpkg:nuget/microsoft.netcore.app.host.win-arm64pkg:nuget/microsoft.netcore.app.host.win-x64pkg:nuget/microsoft.netcore.app.host.win-x86pkg:nuget/microsoft.netcore.app.runtime.android-armpkg:nuget/microsoft.netcore.app.runtime.android-arm64pkg:nuget/microsoft.netcore.app.runtime.android-x64pkg:nuget/microsoft.netcore.app.runtime.android-x86pkg:nuget/microsoft.netcore.app.runtime.browser-wasmpkg:nuget/microsoft.netcore.app.runtime.ios-armpkg:nuget/microsoft.netcore.app.runtime.ios-x64pkg:nuget/microsoft.netcore.app.runtime.ios-x86pkg:nuget/microsoft.netcore.app.runtime.linux-armpkg:nuget/microsoft.netcore.app.runtime.linux-arm64pkg:nuget/microsoft.netcore.app.runtime.linux-musl-armpkg:nuget/microsoft.netcore.app.runtime.linux-musl-arm64pkg:nuget/microsoft.netcore.app.runtime.linux-musl-x64pkg:nuget/microsoft.netcore.app.runtime.linux-x64pkg:nuget/microsoft.netcore.app.runtime.mono.linux-armpkg:nuget/microsoft.netcore.app.runtime.mono.linux-arm64pkg:nuget/microsoft.netcore.app.runtime.mono.linux-musl-x64pkg:nuget/microsoft.netcore.app.runtime.mono.linux-x64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.aot.linux-arm64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.aot.linux-x64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.aot.osx-x64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.linux-arm64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.linux-x64pkg:nuget/microsoft.netcore.app.runtime.mono.llvm.osx-x64pkg:nuget/microsoft.netcore.app.runtime.mono.osx-x64pkg:nuget/microsoft.netcore.app.runtime.osx-x64pkg:nuget/microsoft.netcore.app.runtime.rhel.6-x64pkg:nuget/microsoft.netcore.app.runtime.tvos-arm64pkg:nuget/microsoft.netcore.app.runtime.tvos-x64pkg:nuget/microsoft.netcore.app.runtime.win-armpkg:nuget/microsoft.netcore.app.runtime.win-arm64pkg:nuget/microsoft.netcore.app.runtime.win-x64pkg:nuget/microsoft.netcore.app.runtime.win-x86
>= 5.0.0, < 5.0.3+ 46 more
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 2.1.0, < 2.1.25
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 5.0.0, < 5.0.3
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
- (no CPE)range: >= 3.1.0, < 3.1.12
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-3gp9-h8hw-pxpwghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-1721ghsaADVISORY
- github.com/dotnet/announcements/issues/175ghsaWEB
- github.com/dotnet/runtime/issues/48067ghsaWEB
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721ghsax_refsource_MISCWEB
News mentions
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