CVE-2022-34716
MEDIUM
.NET Information Disclosure Vulnerability
Published February 3, 2024Updated September 4, 2025Source: osv
Summary
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET Core 3.1 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.
An information disclosure vulnerability exists in .NET Core 3.1 and .NET 6.0 that could lead to unauthorized access of privileged information.
## <a name="affected-software"></a>Affected software
* Any .NET 6.0 application running on .NET 6.0.7 or earlier.
* Any .NET Core 3.1 applicaiton running on .NET Core 3.1.27 or earlier.
If your application uses the following package versions, ensure you update to the latest version of .NET.
### <a name=".NET Core 3.1"></a>.NET Core 3.1
Package name | Affected version | Patched version
------------ | ---------------- | -------------------------
[System.Security.Cryptography.Xml](http://system.security)| <=4.7.0| 4.7.1
[Microsoft.AspNetCore.App.Runtime.win-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-x64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-x64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.win-x86](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-x86)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.osx-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.osx-x64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-musl-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-x64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-arm64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-arm)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.win-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-arm64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.win-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-arm)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-musl-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-arm64)| >=3.1.0, 3.1.27| 3.1.28
[Microsoft.AspNetCore.App.Runtime.linux-musl-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-arm)| >=3.1.0, 3.1.27| 3.1.28
### <a name=".NET 6"></a>.NET 6
Package name | Affected version | Patched version
------------ | ---------------- | -------------------------
[System.Security.Cryptography.Xml](https://www.nuget.org/packages/System.Security.Cryptography.Xml)| >=5.0.0, 6.0.0| 6.0.1
[Microsoft.AspNetCore.App.Runtime.win-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-x64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-x64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.win-x86](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-x86)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.osx-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.osx-x64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-musl-x64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-x64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-arm64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-arm)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.win-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-arm64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.win-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.win-arm)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.osx-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.osx-arm64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-musl-arm64](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-arm64)| >=6.0.0, 6.0.7| 6.0.8
[Microsoft.AspNetCore.App.Runtime.linux-musl-arm](https://www.nuget.org/packages/Microsoft.AspNetCore.App.Runtime.linux-musl-arm)| >=6.0.0, 6.0.7| 6.0.8
## Patches
* If you're using .NET 6.0, you should download and install Runtime 6.0.8 or SDK 6.0.108 (for Visual Studio 2022 v17.1) from https://dotnet.microsoft.com/download/dotnet-core/6.0.
* If you're using .NET Core 3.1, you should download and install Runtime 3.1.28 (for Visual Studio 2019 v16.9) from https://dotnet.microsoft.com/download/dotnet-core/3.1.
### Other
Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/232
An Issue for this can be found at https://github.com/dotnet/aspnetcore/issues/43166
MSRC details for this can be found at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34716
Remediation
Upgrade to the fixed version using your package manager.
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-x64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-x64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-arm to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-arm --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-x64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-x64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-arm64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-arm64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-arm to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-arm to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-arm --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-arm to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-arm --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.osx-x64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.osx-x64 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-x64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-x64 --version 3.1.28
NuGet
Update System.Security.Cryptography.Xml to 6.0.1 or laterdotnet add package System.Security.Cryptography.Xml --version 6.0.1
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.osx-arm64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.osx-arm64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-arm64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-arm to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-arm --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-x86 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-x86 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-x86 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-x86 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.osx-x64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.osx-x64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-arm to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm --version 6.0.8
NuGet
Update System.Security.Cryptography.Xml to 4.7.1 or laterdotnet add package System.Security.Cryptography.Xml --version 4.7.1
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-x64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-x64 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-x64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-x64 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-musl-x64 to 6.0.8 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-x64 --version 6.0.8
NuGet
Update Microsoft.AspNetCore.App.Runtime.linux-arm64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm64 --version 3.1.28
NuGet
Update Microsoft.AspNetCore.App.Runtime.win-arm64 to 3.1.28 or laterdotnet add package Microsoft.AspNetCore.App.Runtime.win-arm64 --version 3.1.28
After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.
Affected Packages (25)
| Package | Ecosystem | Affected | Fixed In |
|---|---|---|---|
| Microsoft.AspNetCore.App.Runtime.linux-x64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.win-arm | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.win-x64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.win-arm64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-arm | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.win-arm | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm | nuget | All versions | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.osx-x64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-x64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| System.Security.Cryptography.Xml | nuget | 5.0.0, 6.0.0 | 6.0.1 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.osx-arm64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-arm64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.win-x86 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.win-x86 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.osx-x64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-arm | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| System.Security.Cryptography.Xml | nuget | 4.4.0, 4.4.0-preview1-25305-02, 4.4.0-preview2-25405-01, 4.4.1 (+8 more) | 4.7.1 |
| Microsoft.AspNetCore.App.Runtime.win-x64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.linux-x64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-x64 | nuget | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+4 more) | 6.0.8 |
| Microsoft.AspNetCore.App.Runtime.linux-arm64 | nuget | 3.1.0, 3.1.1, 3.1.10, 3.1.11 (+24 more) | 3.1.28 |
| Microsoft.AspNetCore.App.Runtime.win-arm64 | nuget | 3.1.10, 3.1.11, 3.1.12, 3.1.13 (+19 more) | 3.1.28 |
CVSS Score Breakdown
What the CVSS (Common Vulnerability Scoring System) 5.9 score means for each attack dimension.
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- https://github.com/dotnet/aspnetcore/security/advisories/GHSA-vh55-786g-wjwjWEB
- https://nvd.nist.gov/vuln/detail/CVE-2022-34716ADVISORY
- https://github.com/dotnet/announcements/issues/232WEB
- https://github.com/dotnet/aspnetcore/issues/43166WEB
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34716WEB
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34716WEB
Frequently Asked Questions
- What is CVE-2022-34716?
- .NET Information Disclosure Vulnerability This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 5.9/10).
- How do I check if my project is affected by CVE-2022-34716?
- CVE-2022-34716 affects Microsoft.AspNetCore.App.Runtime.linux-x64, Microsoft.AspNetCore.App.Runtime.win-arm and Microsoft.AspNetCore.App.Runtime.win-x64 (and 10 more). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2022-34716 and 200,000+ other known vulnerabilities.
Severity & Exploitability
CVSS Score
5.9
Exploitation requires specific conditions or has limited impact. Remediate within weeks.
Also Known As
GHSA-vh55-786g-wjwj
BIT-dotnet-2022-34716
BIT-dotnet-sdk-2022-34716
BIT-powershell-2022-34716
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