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Security Advisories: GSA_kwCzR0hTQS02cW1mLW1tYzctNmMycM4AAz3D

NuGet Client Remote Code Execution Vulnerability

Description

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET and NuGet on Linux. 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 7.0 and NuGet(nuget.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement) where a potential race condition that can lead to a symlink attack on Linux. Non-Linux platforms are not affected.

Affected software

This issue only affects Linux systems.

NuGet & NuGet Packages

Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.6.0 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.5.0 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.4.1 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.3.2 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.2.3 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 6.0.4 version or earlier.
Any NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, Microsoft.Build.NuGetSdkResolver, NuGet.PackageManagement 5.11.4

.NET SDK(s)

Any .NET SDK 7.0.106 or earlier, or 7.0.303 or earlier
Any .NET SDK 6.0.117 or earlier, or 6.0.312 or earlier, or 6.0.409 or earlier.

Patches

To fix the issue, please install the latest version of .NET 6.0 or .NET 7.0 and NuGet (NuGet.exe, NuGet.Protocol, NuGet.Common, NuGet.CommandLine, NuGet.Commands, NuGet.PackageManagement versions). 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.

If you're using NuGet.exe 6.6.0 or lower, you should download and install 6.6.1 from https://dist.nuget.org/win-x86-commandline/v6.6.1/nuget.exe.
If you're using NuGet.exe 6.5.0 or lower, you should download and install 6.5.1 from https://dist.nuget.org/win-x86-commandline/v6.5.1/nuget.exe.
If you're using NuGet.exe 6.4.1 or lower, you should download and install 6.4.2 from https://dist.nuget.org/win-x86-commandline/v6.4.2/nuget.exe.
If you're using NuGet.exe 6.3.2 or lower, you should download and install 6.3.3 from https://dist.nuget.org/win-x86-commandline/v6.3.3/nuget.exe.
If you're using NuGet.exe 6.2.3 or lower, you should download and install 6.2.4 from https://dist.nuget.org/win-x86-commandline/v6.2.4/nuget.exe.
If you're using NuGet.exe 6.0.4 or lower, you should download and install 6.0.5 from https://dist.nuget.org/win-x86-commandline/v6.0.5/nuget.exe.
If you're using NuGet.exe 5.11.4 or lower, you should download and install 5.11.5 from https://dist.nuget.org/win-x86-commandline/v5.11.5/nuget.exe.
If you're using .NET 7.0, you should download and install Runtime 7.0.7 or SDK 7.0.107 or SDK 7.0.304 from https://dotnet.microsoft.com/download/dotnet-core/7.0.
If you're using .NET 7.0, you should download and install Runtime 7.0.7 or SDK 7.0.107 or SDK 7.0.304 from https://dotnet.microsoft.com/download/dotnet-core/7.0.
If you're using .NET 6.0, you should download and install Runtime 6.0.18 or SDK 6.0.118 or SDK 6.0.312 from https://dotnet.microsoft.com/download/dotnet-core/6.0.

Other details

Announcement for this issue can be found at https://github.com/NuGet/Announcements/issues/69

MSRC details for this can be found at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29337

Permalink: https://github.com/advisories/GHSA-6qmf-mmc7-6c2p
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS02cW1mLW1tYzctNmMycM4AAz3D
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: 11 months ago
Updated: about 1 month ago

CVSS Score: 7.1
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Identifiers: GHSA-6qmf-mmc7-6c2p, CVE-2023-29337
References:

Repository: https://github.com/NuGet/NuGet.Client
Blast Radius: 1.0

Affected Packages

nuget:NuGet.Protocol

Dependent packages: 0
Dependent repositories: 0
Downloads: 66,641,095 total
Affected Version Ranges: >= 4.7.0, < 5.11.5, >= 6.0.0, < 6.0.5, = 6.6.0, = 6.5.0, >= 6.4.0, < 6.4.2, >= 6.3.0, < 6.3.3, >= 6.2.0, < 6.2.4
Fixed in: 5.11.5, 6.0.5, 6.6.1, 6.5.1, 6.4.2, 6.3.3, 6.2.4
All affected versions: 5.7.1, 5.7.2, 5.9.0, 5.9.1, 5.9.2, 5.9.3, 5.10.0, 5.11.0, 5.11.2, 5.11.3, 6.0.0, 6.0.2, 6.2.0, 6.2.1, 6.2.2, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0
All unaffected versions: 4.3.0, 4.3.1, 4.4.0, 4.5.0, 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 5.11.5, 5.11.6, 6.0.5, 6.0.6, 6.1.0, 6.2.4, 6.3.3, 6.3.4, 6.4.2, 6.4.3, 6.5.1, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.8.0, 6.8.1, 6.9.1

nuget:NuGet.Common

Dependent packages: 0
Dependent repositories: 0
Downloads: 108,154,040 total
Affected Version Ranges: >= 4.6.0, < 5.11.5, >= 6.0.0, < 6.0.5, = 6.6.0, = 6.5.0, >= 6.4.0, < 6.4.2, >= 6.3.0, < 6.3.3, >= 6.2.0, < 6.2.4
Fixed in: 5.11.5, 6.0.5, 6.6.1, 6.5.1, 6.4.2, 6.3.3, 6.2.4
All affected versions: 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 5.7.1, 5.7.2, 5.9.0, 5.9.1, 5.9.2, 5.9.3, 5.10.0, 5.11.0, 5.11.2, 5.11.3, 6.0.0, 6.0.2, 6.2.0, 6.2.1, 6.2.2, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0
All unaffected versions: 3.2.0, 3.3.0, 3.4.3, 3.5.0, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0, 4.5.0, 5.11.5, 5.11.6, 6.0.5, 6.0.6, 6.1.0, 6.2.4, 6.3.3, 6.3.4, 6.4.2, 6.4.3, 6.5.1, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.8.0, 6.8.1, 6.9.1

nuget:NuGet.CommandLine

Dependent packages: 0
Dependent repositories: 0
Downloads: 192,194,407 total
Affected Version Ranges: >= 4.6.0, < 5.11.5, = 6.6.0, >= 6.0.0, < 6.0.5, = 6.5.0, >= 6.4.0, < 6.4.2, >= 6.3.0, < 6.3.3, >= 6.2.0, < 6.2.4
Fixed in: 5.11.5, 6.6.1, 6.0.5, 6.5.1, 6.4.2, 6.3.3, 6.2.4
All affected versions: 4.6.2, 4.6.3, 4.6.4, 4.7.1, 4.7.2, 4.7.3, 4.8.2, 4.9.2, 4.9.3, 4.9.4, 4.9.5, 4.9.6, 5.0.2, 5.1.0, 5.2.0, 5.2.1, 5.3.0, 5.3.1, 5.4.0, 5.5.1, 5.6.0, 5.7.0, 5.7.1, 5.7.2, 5.8.0, 5.8.1, 5.9.1, 5.9.2, 5.9.3, 5.10.0, 5.11.0, 5.11.2, 5.11.3, 6.0.0, 6.0.2, 6.2.0, 6.2.1, 6.2.2, 6.3.0, 6.3.1, 6.4.0, 6.5.0
All unaffected versions: 1.6.0, 1.7.0, 1.8.0, 1.8.1, 1.8.4, 1.8.40000, 1.8.40001, 1.8.40002, 2.0.0, 2.0.40000, 2.0.40001, 2.1.0, 2.1.1, 2.1.2, 2.2.0, 2.2.1, 2.5.0, 2.6.0, 2.6.1, 2.7.0, 2.7.1, 2.7.2, 2.7.3, 2.8.0, 2.8.1, 2.8.2, 2.8.3, 2.8.5, 2.8.6, 2.12.0, 3.3.0, 3.4.3, 3.5.0, 4.1.0, 4.3.0, 4.3.1, 4.4.1, 4.5.0, 4.5.1, 5.11.5, 5.11.6, 6.0.5, 6.0.6, 6.1.0, 6.2.4, 6.3.3, 6.3.4, 6.4.2, 6.4.3, 6.5.1, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.8.0, 6.8.1, 6.9.1

nuget:NuGet.Commands

Dependent packages: 0
Dependent repositories: 0
Downloads: 3,471,939 total
Affected Version Ranges: >= 4.6.0, < 5.11.5, >= 6.0.0, < 6.0.5, = 6.6.0, = 6.5.0, >= 6.4.0, < 6.4.2, >= 6.3.0, < 6.3.3, >= 6.2.0, < 6.2.4
Fixed in: 5.11.5, 6.0.5, 6.6.1, 6.5.1, 6.4.2, 6.3.3, 6.2.4
All affected versions: 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 5.7.1, 5.7.2, 5.9.0, 5.9.1, 5.9.2, 5.9.3, 5.10.0, 5.11.0, 5.11.2, 5.11.3, 6.0.0, 6.0.2, 6.2.0, 6.2.1, 6.2.2, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0
All unaffected versions: 3.2.0, 3.3.0, 3.4.3, 3.5.0, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0, 4.5.0, 5.11.5, 5.11.6, 6.0.5, 6.0.6, 6.1.0, 6.2.4, 6.3.3, 6.3.4, 6.4.2, 6.4.3, 6.5.1, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.8.0, 6.8.1, 6.9.1

nuget:NuGet.PackageManagement

Dependent packages: 0
Dependent repositories: 0
Downloads: 1,278,653 total
Affected Version Ranges: >= 4.6.0, < 5.11.5, >= 6.0.0, < 6.0.5, = 6.6.0, = 6.5.0, >= 6.4.0, < 6.4.2, >= 6.3.0, < 6.3.3, >= 6.2.0, < 6.2.4
Fixed in: 5.11.5, 6.0.5, 6.6.1, 6.5.1, 6.4.2, 6.3.3, 6.2.4
All affected versions: 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 5.7.1, 5.7.2, 5.9.0, 5.9.1, 5.9.2, 5.9.3, 5.10.0, 5.11.0, 5.11.2, 5.11.3, 6.0.0, 6.0.2, 6.2.0, 6.2.1, 6.2.2, 6.3.0, 6.3.1, 6.4.0, 6.5.0, 6.6.0
All unaffected versions: 3.2.0, 3.3.0, 3.4.3, 3.5.0, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0, 4.5.0, 5.11.5, 5.11.6, 6.0.5, 6.0.6, 6.1.0, 6.2.4, 6.3.3, 6.3.4, 6.4.2, 6.4.3, 6.5.1, 6.6.1, 6.6.2, 6.7.0, 6.7.1, 6.8.0, 6.8.1, 6.9.1

nuget:Microsoft.Build.NuGetSdkResolver

Affected Version Ranges: = 5.11.0-rc.10, = 5.10.0-rc.7240, = 5.9.0-rc.7122
No known fixed version