Aug 2021: .NET Core and Visual Studio Information Disclosure Vulnerability
CVE-2021-34485 Published on August 12, 2021
.NET Core and Visual Studio Information Disclosure Vulnerability
.NET Core and Visual Studio Information Disclosure Vulnerability
Vulnerability Analysis
CVE-2021-34485 can be exploited with local system access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2021-34485 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2021-34485
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Affected Versions
Microsoft .NET 5.0:- Version 5.0.0 and below 5.0.9 is affected.
- Version 2.1 and below 2.1.30 is affected.
- Version 3.1 and below 3.1.18 is affected.
- Version 15.9.0 and below 15.9.38 is affected.
- Version 16.10.0 and below 16.10.5 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 7.0.0 and below 7.0.7 is affected.
- Version 7.1.0 and below 7.1.4 is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2021-34485
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| nuget | Microsoft.NETCore.App.Runtime.linux-x64 | >= 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.Mono.linux-arm64 | >= 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-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| 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.LLVM.AOT.linux-x64 | >= 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.Mono.LLVM.linux-arm64 | >= 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.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.osx-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.win-x86 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-arm64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
| nuget | Microsoft.NETCore.App | >= 2.1.0, < 2.1.29 | 2.1.29 |
| nuget | Microsoft.NETCore.App.Runtime.linux-arm | >= 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-musl-arm64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-musl-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.linux-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.osx-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.rhel.6-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-arm64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-x64 | >= 3.1.0, < 3.1.18 | 3.1.18 |
| nuget | Microsoft.NETCore.App.Runtime.win-x86 | >= 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.linux-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.linux-musl-x64 | >= 5.0.0, < 5.0.9 | 5.0.9 |
Exploit Probability
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.