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Microsoft Security Advisory CVE-2022-30184 | .NET Information Disclosure Vulnerability #62

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JonDouglas opened this issue Jun 14, 2022 · 0 comments

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JonDouglas commented Jun 14, 2022

Microsoft Security Advisory CVE-2022-30184 | .NET Information Disclosure Vulnerability

Executive summary

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0 and .NET Core 3.1, NuGet (NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat version range from 3.5.0 to 6.2.0). This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in .NET 6.0, .NET Core 3.1, and NuGet clients (NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat version range from 3.5.0 to 6.2.0) where a nuget.org credential could be leaked.

Discussion

Discussion for this issue can be found at NuGet/Home#11883

Mitigation factors

Microsoft has not identified any mitigating factors for this vulnerability.

Affected software

NuGet & NuGet Packages

  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 6.2.0 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 6.0.1 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 5.11.1 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 5.9.1 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 5.7.1 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 5.2.0 version or earlier.
  • Any NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat 4.9.4 version or earlier.

GitHub Advisory

.NET SDK(s)

  • Any .NET 6.0 application running on .NET 6.0.5 or earlier.
  • Any .NET 3.1 application running on .NET Core 3.1.25 or earlier.

How do I know if I am affected?

If you have a NuGet.exe, NuGet package, or .NET SDK with a version listed in affected software, you're exposed to the vulnerability.

How do I fix the issue?

To fix the issue, please install the latest version of .NET 6.0 or .NET Core 3.1 and NuGet (NuGet.exe, NuGet.Commands, NuGet.CommandLine, NuGet.CommandLine.XPlat version 4.9.5, 5.7.2, 5.9.2, 5.11.2, 6.0.2, 6.2.1). If you have installed one or more .NET SDKs through Visual Studio, Visual Studio will prompt you to update Visual Studio, which will also update your .NET SDKs.

You can get the version of NuGet.exe by running the nuget command. You should see an output like the following:

NuGet Version: 6.0.0.280

usage: NuGet <command> [args] [options]

Type 'NuGet help <command>' for help on a specific command.

To install additional .NET Core runtimes or SDKs:

  https://www.nuget.org/downloads

If you're using NuGet.exe 6.2.0 or lower, you should download and install 6.2.1 from https://dist.nuget.org/win-x86-commandline/v6.2.1/nuget.exe.

If you're using NuGet.exe 6.0.1 or lower, you should download and install 6.0.2 from https://dist.nuget.org/win-x86-commandline/v6.0.2/nuget.exe.

If you're using NuGet.exe 5.11.1 or lower, you should download and install 5.11.2 from https://dist.nuget.org/win-x86-commandline/v5.11.2/nuget.exe.

If you're using NuGet.exe 5.9.1 or lower, you should download and install 5.9.2 from https://dist.nuget.org/win-x86-commandline/v5.9.2/nuget.exe.

If you're using NuGet.exe 5.7.1 or lower, you should download and install 5.7.2 from https://dist.nuget.org/win-x86-commandline/v5.7.2/nuget.exe.

If you're using NuGet.exe 5.2.0 or lower, you should download and install 5.2.1 from https://dist.nuget.org/win-x86-commandline/v5.2.1/nuget.exe.

If you're using NuGet.exe 4.9.4 or lower, you should download and install 4.9.5 from https://dist.nuget.org/win-x86-commandline/v4.9.5/nuget.exe.

You can list the versions you have installed by running the dotnet --info command. You should see an output like the following:

.NET Core SDK (reflecting any global.json):

 Version:   6.0.300

 Commit:    8473146e7d



Runtime Environment:

 OS Name:     Windows

 OS Version:  10.0.18363

 OS Platform: Windows

 RID:         win10-x64

 Base Path:   C:\Program Files\dotnet\sdk\6.0.300\



Host (useful for support):

  Version: 6.0.5

  Commit:  8473146e7d



.NET Core SDKs installed:

  6.0.300 [C:\Program Files\dotnet\sdk]



.NET Core runtimes installed:

  Microsoft.AspNetCore.App 6.0.5 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]

  Microsoft.NETCore.App 6.0.5 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]

  Microsoft.WindowsDesktop.App 6.0.5 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App]



To install additional .NET Core runtimes or SDKs:

  https://aka.ms/dotnet-download

If you're using .NET Core 6.0, you should download and install Runtime 6.0.6 or SDK 6.0.106 (for Visual Studio 2022 v17.0) or SDK 6.0.301 (for Visual Studio 2022 v17.2) from https://dotnet.microsoft.com/download/dotnet-core/6.0.

If you're using .NET Core 3.1, you should download and install Runtime 3.1.26 or SDK 3.1.420 (for Visual Studio 2019 v16.9 or Visual Studio 2011 16.11 or Visual Studio 2022 17.0 or Visual Studio 2022 17.1) from https://dotnet.microsoft.com/download/dotnet-core/3.1

.NET 6.0 and .NET Core 3.1 updates are also available from Microsoft Update. To access this either type "Check for updates" in your Windows search, or open Settings, choose Update & Security and then click Check for Updates.

Once you have installed the updated runtime or SDK, restart your apps for the update to take effect.

Additionally, if you've deployed self-contained applications targeting any of the impacted versions, these applications are also vulnerable and must be recompiled and redeployed.

Other Information

Reporting Security Issues

If you have found a potential security issue in .NET 5 or .NET 6.0, please email details to secure@microsoft.com. Reports may qualify for the Microsoft .NET Core & .NET 5 Bounty. Details of the Microsoft .NET Bounty Program including terms and conditions are at https://aka.ms/corebounty.

Support

You can ask questions about this issue on GitHub in the .NET GitHub organization. The main repo is located at https://github.com/NuGet/NuGet.Client. The Announcements repo will contain this bulletin as an issue and will include a link to a discussion issue. You can ask questions in the linked discussion issue.

Disclaimer

The information provided in this advisory is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.

External Links

CVE 2022-30184

Revisions

V1.0 (June 14, 2022): Advisory published.

Version 1.0

Last Updated 2022-06-14

@JonDouglas JonDouglas self-assigned this Jun 14, 2022
@NuGet NuGet locked and limited conversation to collaborators Jun 14, 2022
@kartheekp-ms kartheekp-ms changed the title Microsoft Security Advisory CVE 2022-30184 | .NET Information Disclosure Vulnerability Microsoft Security Advisory CVE-2022-30184 | .NET Information Disclosure Vulnerability Oct 11, 2022
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