CVE-2025-21173: .NET Elevation of Privilege Vulnerability
First published: Tue Jan 14 2025(Updated: )
.NET Elevation of Privilege Vulnerability
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft .NET 9.0 installed on Linux | ||
| Microsoft .NET 8.0 installed on Linux | ||
| Microsoft Visual Studio 2022 | =17.6 | |
| Microsoft Visual Studio 2022 | =17.8 | |
| Microsoft Visual Studio 2022 | =17.10 | |
| Microsoft Visual Studio 2022 | =17.12 | |
| Microsoft Visual Studio 2022 | >=17.6.0<17.6.22 | |
| Microsoft Visual Studio 2022 | >=17.8.0<17.8.17 | |
| Microsoft Visual Studio 2022 | >=17.10.0<17.10.10 | |
| Microsoft Visual Studio 2022 | >=17.12.0<17.12.4 | |
| All of | ||
| Any of | ||
| Microsoft .NET Framework | =8.0.0 | |
| Microsoft .NET Framework | =9.0.0 | |
| Linux Kernel |
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Reference Links
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21173 (Advisory)
- https://launchpad.net/bugs/cve/CVE-2025-21173
- https://security-tracker.debian.org/tracker/CVE-2025-21173
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21173
- https://nvd.nist.gov/vuln/detail/CVE-2025-21173
- https://ubuntu.com/security/CVE-2025-21173
- https://access.redhat.com/errata/RHSA-2025:0381
- https://access.redhat.com/errata/RHSA-2025:0382
- https://access.redhat.com/errata/RHSA-2025:0532
- https://bugzilla.redhat.com/show_bug.cgi?id=2337893
Frequently Asked Questions
What is the severity of CVE-2025-21173?
The severity of CVE-2025-21173 has not yet been specified but it is categorized as an Elevation of Privilege vulnerability.
Who is affected by CVE-2025-21173?
CVE-2025-21173 affects Microsoft .NET 8.0 and 9.0 installed on Linux, as well as specific versions of Visual Studio 2022.
How do I fix CVE-2025-21173?
To fix CVE-2025-21173, update to the latest patched version of .NET or Visual Studio as appropriate for your installation.
What products are impacted by CVE-2025-21173?
CVE-2025-21173 impacts Microsoft .NET 8.0, .NET 9.0, and Visual Studio 2022 versions 17.6, 17.8, 17.10, and 17.12.
What kind of vulnerability is CVE-2025-21173?
CVE-2025-21173 is classified as an Elevation of Privilege vulnerability in the .NET framework.
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