CVE-2023-29331: .NET, .NET Framework, and Visual Studio Denial of Service Vulnerability
First published: Tue Jun 06 2023(Updated: )
.NET Kestrel: Denial of Service processing X509 Certificates When a .NET application is internet-facing and accepts an X509 client certificate for mutual TLS, a malicious client certificate can cause unbounded CPU usage.
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft PowerShell 7.3 | ||
| Microsoft PowerShell 7.2 | ||
| Microsoft .NET Framework and 4.6.2 | =3.5 | |
| Microsoft .NET Framework | =3.5 | |
| Microsoft .NET Framework | =3.5=4.8.1 | |
| Microsoft .NET Framework | =3.5=4.8.1 | |
| Microsoft .NET Framework | =3.5=4.8 | |
| Microsoft .NET Framework | =3.5=4.8 | |
| Microsoft .NET Framework | =4.6.2=4.7=4.7.1=4.7.2 | |
| Microsoft .NET Framework | =3.5=4.8 | |
| Microsoft .NET Framework | =3.5=4.8.1 | |
| Microsoft .NET Framework | =4.8 | |
| Microsoft .NET Framework | =4.6.2=4.7=4.7.1=4.7.2 | |
| Microsoft .NET Framework | =3.5.1 | |
| Microsoft .NET Framework | =3.5=4.8 | |
| Microsoft .NET Framework | =4.6.2 | |
| Microsoft .NET Framework | =4.8 | |
| Microsoft .NET Framework | =4.8 | |
| Microsoft .NET Framework | =4.6.2=4.7=4.7.1=4.7.2 | |
| Microsoft .NET Framework | =3.5=4.7.2 | |
| Microsoft .NET Framework | =2.0 | |
| Microsoft .NET Framework | =3.5=4.7.2 | |
| Microsoft .NET Framework | =3.5=4.6.2=4.7=4.7.1=4.7.2 | |
| Microsoft .NET Framework | =3.5=4.8.1 | |
| Microsoft .NET Framework | =3.0 | |
| Microsoft .NET Framework | =3.0 | |
| Microsoft .NET Framework | =3.5=4.8.1 | |
| Microsoft .NET Framework | =3.5 | |
| Microsoft .NET Framework | =4.8 | |
| Microsoft .NET Framework | =2.0 | |
| Microsoft .NET 6.0 | ||
| nuget/Microsoft.NetCore.App.Runtime.win-x86 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.win-x86 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.win-x64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.win-x64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.win-arm64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.win-arm64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.win-arm | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.win-arm | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.osx-x64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.osx-x64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.osx-arm64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.osx-arm64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-x64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.linux-x64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-x64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-x64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-arm64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-arm64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-arm | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-musl-arm | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.linux-arm64 | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/Microsoft.NetCore.App.Runtime.linux-arm64 | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-arm | >=6.0.0<=6.0.16 | 6.0.18 |
| nuget/Microsoft.NetCore.App.Runtime.linux-arm | >=7.0.0<=7.0.5 | 7.0.7 |
| nuget/System.Security.Cryptography.Pkcs | >=6.0.0<=6.0.2 | 6.0.3 |
| nuget/System.Security.Cryptography.Pkcs | >=7.0.0<=7.0.1 | 7.0.2 |
| nuget/Microsoft.Windows.Compatibility | >=6.0.0<=6.0.4 | 6.0.6 |
| nuget/Microsoft.Windows.Compatibility | >=7.0.0<=7.0.1 | 7.0.3 |
| Microsoft Visual Studio 2022 | =17.6 | |
| Microsoft Visual Studio 2022 | =17.2 | |
| Microsoft Visual Studio 2022 | =17.0 | |
| Microsoft .NET 7.0 | ||
| Microsoft .NET Framework | =4.8 | |
| Microsoft Windows 10 1607 | ||
| Microsoft Windows 10 1607 | ||
| Microsoft Windows Server 2008 | =r2-sp1 | |
| Microsoft Windows Server 2012 | ||
| Microsoft Windows Server 2012 | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft .NET Framework | =4.6.2 | |
| Microsoft .NET Framework | =4.7 | |
| Microsoft .NET Framework | =4.7.1 | |
| Microsoft .NET Framework | =4.7.2 | |
| Microsoft Windows Server 2008 | =sp2 | |
| Microsoft Windows Server 2008 | =sp2 | |
| Microsoft .NET Framework | =3.5.1 | |
| Microsoft .NET Framework | =3.5 | |
| Microsoft Windows 10 1507 | ||
| Microsoft Windows 10 1507 | ||
| Microsoft .NET Framework | =4.8.1 | |
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 11 21h2 | ||
| Microsoft Windows 11 21h2 | ||
| Microsoft Windows 11 22h2 | ||
| Microsoft Windows 11 22h2 | ||
| Microsoft Windows Server 2022 | ||
| Microsoft Windows 10 1809 | ||
| Microsoft Windows 10 1809 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft .NET Framework | =3.0-sp2 | |
| Microsoft .NET Framework | =2.0-sp2 | |
| Microsoft .NET | =6.0.0 | |
| Microsoft .NET | =7.0.0 |
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Reference Links
- https://github.com/dotnet/runtime/security/advisories/GHSA-555c-2p6r-68mm
- https://nvd.nist.gov/vuln/detail/CVE-2023-29331
- https://github.com/dotnet/announcements/issues/257
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29331 (Advisory)
- https://support.microsoft.com/kb/5025823
- https://github.com/advisories/GHSA-555c-2p6r-68mm (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214910
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214912
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214911
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214913
- https://access.redhat.com/errata/RHSA-2023:3581
- https://access.redhat.com/errata/RHSA-2023:3582
- https://access.redhat.com/errata/RHSA-2023:3580
- https://access.redhat.com/errata/RHSA-2023:3592
- https://access.redhat.com/errata/RHSA-2023:3593
- https://access.redhat.com/security/cve/cve-2023-29331
- https://access.redhat.com/errata/RHSA-2023:4449
- https://access.redhat.com/errata/RHSA-2023:4448
- https://bugzilla.redhat.com/show_bug.cgi?id=2212617
- collector/msrc
- collector/msrc-cve
- collector/github-advisory-latest
- alias/GHSA-555c-2p6r-68mm
- alias/CVE-2023-29331
- collector/github-advisory
- collector/mitre-cve
- agent/author
- agent/type
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/redhat-bugzilla
- source/Red Hat
- agent/references
- agent/title
- agent/remedy
- agent/severity
- agent/event
- agent/software-canonical-lookup-request
- agent/tags
- agent/description
- collector/nvd-cve
- collector/nvd-index
- vendor/microsoft
- canonical/microsoft powershell 7.3
- canonical/microsoft powershell 7.2
- canonical/microsoft .net framework and 4.6.2
- version/microsoft .net framework and 4.6.2/3.5
- canonical/microsoft .net framework
- version/microsoft .net framework/3.5
- version/microsoft .net framework/4.8.1
- version/microsoft .net framework/4.8
- version/microsoft .net framework/4.6.2
- version/microsoft .net framework/4.7
- version/microsoft .net framework/4.7.1
- version/microsoft .net framework/4.7.2
- version/microsoft .net framework/3.5.1
- version/microsoft .net framework/2.0
- version/microsoft .net framework/3.0
- canonical/microsoft .net 6.0
- package-manager/nuget
- canonical/microsoft visual studio 2022
- version/microsoft visual studio 2022/17.6
- version/microsoft visual studio 2022/17.2
- version/microsoft visual studio 2022/17.4
- version/microsoft visual studio 2022/17.0
- canonical/microsoft .net 7.0
- canonical/microsoft windows 10 1607
- canonical/microsoft windows server 2008
- version/microsoft windows server 2008/r2-sp1
- canonical/microsoft windows server 2012
- version/microsoft windows server 2012/r2
- canonical/microsoft windows server 2016
- version/microsoft windows server 2008/sp2
- canonical/microsoft windows 10 1507
- canonical/microsoft windows 10 21h2
- canonical/microsoft windows 10 22h2
- canonical/microsoft windows 11 21h2
- canonical/microsoft windows 11 22h2
- canonical/microsoft windows server 2022
- canonical/microsoft windows 10 1809
- canonical/microsoft windows server 2019
- version/microsoft .net framework/3.0-sp2
- version/microsoft .net framework/2.0-sp2
- canonical/microsoft .net
- version/microsoft .net/6.0.0
- version/microsoft .net/7.0.0