CVE-2021-26423 vulnerability in Microsoft Products
Published on August 12, 2021
.NET Core and Visual Studio Denial of Service Vulnerability
.NET Core and Visual Studio Denial of Service Vulnerability
Products Associated with CVE-2021-26423
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Affected Versions
Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8):- Version 15.9.0 and below 15.9.38 is affected.
- Version 16.0 and below 16.4.25 is affected.
- Version 16.0.0 and below 16.7.18 is affected.
- Version 15.0.0 and below 16.9.10 is affected.
- Version 16.10.0 and below 16.10.5 is affected.
- Version 8.1.0 and below 8.10.7 is affected.
- Version 2.1 and below 2.1.30 is affected.
- Version 3.1 and below 3.1.18 is affected.
- Version 5.0.0 and below 5.0.9 is affected.
- Version 7.1.0 and below 7.1.4 is affected.
- Version 7.0.0 and below 7.0.7 is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2021-26423
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.linux-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.linux-musl-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.linux-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.linux-arm | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-arm64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-arm | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.rhel.6-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-arm64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-arm | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-arm | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.osx-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-x86 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-x86 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.osx-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.osx-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.osx-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.osx-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
Exploit Probability
EPSS
3.66%
Percentile
87.70%
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.