System.Net.Requests

Provides older classes (such as HttpWebRequest and HttpWebResponse) for sending HTTP requests and receiving HTTP responses from a resource identified by a URI. Developers should prefer the classes in the System.Net.Http package. Commonly Used Types: System.Net.HttpWebRequest System.Net.HttpWebResponse System.Net.HttpRequestHeader System.Net.WebException System.Net.WebExceptionStatus System.Net.WebRequest System.Net.WebResponse When using NuGet 3.x this package requires at least version 3.4.

View on Nuget

Activity

Latest release: 9y ago
Total releases: 16
Cadence: ~22 days
Last 12 months: 0

Details

First release: Jun 30, 2015

Releases

Version	Released
`4.3.0` minor	Nov 15, 2016
`4.3.0-preview1-24530-04` pre	Oct 24, 2016
`4.0.11` patch	Jun 27, 2016
`4.0.11-rc2-24027` pre	May 16, 2016
`4.0.11-beta-23516` pre	Nov 18, 2015
`4.0.11-beta-23409` pre	Oct 15, 2015
`4.0.11-beta-23225` pre	Sep 02, 2015
`4.0.10` patch	Jul 29, 2015
`4.0.0` major	Jul 29, 2015
`3.9.0` initial	Jul 29, 2015
`4.0.10-beta-23109` pre	Jul 27, 2015
`4.0.0-beta-23109` pre	Jul 27, 2015
`3.9.0-beta-23109` pre	Jul 27, 2015
`4.0.10-beta-23019` pre	Jun 30, 2015
`4.0.0-beta-23019` pre	Jun 30, 2015
`3.9.0-beta-23019` pre	Jun 30, 2015

Dependencies (13)

Depends on

4.3.0

Used by

525

Supply-chain exposure

525 tracked projects depend on this, <1% of every package we track.

A known CVE here directly exposes every one of them.

Known CVEs (1)

CVE-2023-36049 GHSA-c3hf-8vgx-72rh BIT-dotnet-2023-36049 BIT-dotnet-sdk-2023-36049 Nov 14, 2023

Microsoft Security Advisory CVE-2023-36049: .NET Elevation of Privilege Vulnerability

7.6 / 10
High
Network Low Low None Unchanged Low High Low

Microsoft Security Advisory CVE-2023-36049: .NET Elevation of Privilege Vulnerability

Executive summary

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 7.0 and .NET 8.0 RC2. This advisory also provides guidance on what developers can do to update their applications to address this vulnerability.

An elevation of privilege vulnerability exists in .NET where untrusted URIs provided to System.Net.WebRequest.Create can be used to inject arbitrary commands to backend FTP servers.

Announcement

Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/287

Mitigation factors

Microsoft has not identified any mitigating factors for this vulnerability.

Affected software

Any .NET 6.0 application running on .NET 6.0.24 or earlier.

Any .NET 7.0 application running on .NET 7.0.13 or earlier.

Any .NET 8.0 application running on .NET 8.0 RC2.

Advisory FAQ

How do I know if I am affected?

If you have a runtime or SDK with a version listed, or an affected package 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 8.0 or .NET 7.0 or .NET 6.0. 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 are using one of the affected packages, please update to the patched version listed above.

If you have .NET 6.0 or greater installed, you can list the versions you have installed by running the dotnet --info command. You will see output like the following;

.NET Core SDK (reflecting any global.json): Version: 6.0.200 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: 6.0.200 [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 8.0, you should download and install .NET 8.0.0 Runtime or .NET 8.0.100 SDK (for Visual Studio 2022 v17.8) from https://dotnet.microsoft.com/download/dotnet-core/8.0.

If you're using .NET 7.0, you should download and install Runtime 7.0.14 or SDK 7.0.114 (for Visual Studio 2022 v17.4) from https://dotnet.microsoft.com/download/dotnet-core/7.0.

If you're using .NET 6.0, you should download and install Runtime 6.0.25 or SDK 6.0.317 (for Visual Studio 2022 v17.2) from https://dotnet.microsoft.com/download/dotnet-core/6.0.

.NET 6.0 and .NET 7.0 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 8.0 or .NET 7.0 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 repos are located at https://github.com/dotnet/runtime and https://github.com/dotnet/aspnet/. The Announcements repo (https://github.com/dotnet/Announcements) 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-2023-36049

Revisions

V1.0 (November 14, 2023): Advisory published.

Version 1.0

Last Updated 2023-11-14

Affected versions

8.0.0-rc.2.23480.2

Fixed in

6.0.257.0.148.0.0

References

https://github.com/dotnet/runtime/security/advisories/GHSA-c3hf-8vgx-72rh
https://nvd.nist.gov/vuln/detail/CVE-2023-36049
https://github.com/dotnet/announcements/issues/287
https://github.com/dotnet/runtime
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36049

Updated Nov 22, 2023 · Source: OSV.dev

Insights

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major 1
minor 1
patch 2
pre 11

16 releases

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