CVE-2025-21171
.NET Remote Code Execution Vulnerability
CVE-2025-21171 is fixed in 24 products on 3 platforms, first by RHBA-2025:0305, released January 14, 2025. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 3 platforms
CVSS
7.5
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0172
77th percentile
.NET Remote Code Execution Vulnerability
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| .NET 9.0 runtime installed on Linux | KB5050526 | Jan 14, 2025 | |
| .NET 9.0 runtime installed on Mac OS | KB5050526 | Jan 14, 2025 | |
| .NET 9.0 runtime installed on Windows | KB5050526 | Jan 14, 2025 | |
| Windows apps | |||
| PowerShell | 7.5.1.0 | PowerShell 7.5.1.0 | Apr 24, 2025 |
| Linux | |||
| aspnetcore-runtime-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-runtime-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| aspnetcore-runtime-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | aspnetcore-runtime-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| aspnetcore-runtime-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-runtime-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| aspnetcore-runtime-dbg-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-runtime-dbg-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| aspnetcore-runtime-dbg-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-runtime-dbg-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| aspnetcore-targeting-pack-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-targeting-pack-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| aspnetcore-targeting-pack-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | aspnetcore-targeting-pack-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| aspnetcore-targeting-pack-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| aspnetcore-targeting-pack-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-apphost-pack-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-apphost-pack-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-apphost-pack-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | dotnet-apphost-pack-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-apphost-pack-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-apphost-pack-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-host · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-host · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-host · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-host · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-host-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | dotnet-host-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-hostfxr-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-hostfxr-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-hostfxr-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | dotnet-hostfxr-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-hostfxr-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-hostfxr-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-runtime-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-runtime-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-runtime-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | dotnet-runtime-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-runtime-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-runtime-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-runtime-dbg-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-runtime-dbg-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-runtime-dbg-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-runtime-dbg-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-sdk-9.0 · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-9.0 · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-sdk-9.0 · Ubuntu 24.10 (oracular) | 9.0.102-0ubuntu1~24.10.1 | dotnet-sdk-9.0 9.0.102-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-sdk-9.0 · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-9.0 · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-sdk-9.0-source-built-artifacts · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-9.0-source-built-artifacts · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-sdk-9.0-source-built-artifacts · Ubuntu 24.10 (oracular) | 9.0.102-0ubuntu1~24.10.1 | dotnet-sdk-9.0-source-built-artifacts 9.0.102-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-sdk-9.0-source-built-artifacts · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-9.0-source-built-artifacts · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-sdk-aot-9.0 · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-aot-9.0 · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-sdk-aot-9.0 · Ubuntu 24.10 (oracular) | 9.0.102-0ubuntu1~24.10.1 | dotnet-sdk-aot-9.0 9.0.102-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-sdk-aot-9.0 · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-aot-9.0 · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-sdk-dbg-9.0 · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-dbg-9.0 · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-sdk-dbg-9.0 · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-sdk-dbg-9.0 · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-targeting-pack-9.0 · RHEL 8 | 0:9.0.1-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-targeting-pack-9.0 · RHEL 9 | 0:9.0.1-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-targeting-pack-9.0 · Ubuntu 24.10 (oracular) | 9.0.1-0ubuntu1~24.10.1 | dotnet-targeting-pack-9.0 9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-targeting-pack-9.0 · almalinux 8 | 9.0.1-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-targeting-pack-9.0 · ol 8 | 0:9.0.1-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet-templates-9.0 · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| dotnet-templates-9.0 · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| dotnet-templates-9.0 · Ubuntu 24.10 (oracular) | 9.0.102-0ubuntu1~24.10.1 | dotnet-templates-9.0 9.0.102-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet-templates-9.0 · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| dotnet-templates-9.0 · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| dotnet9 · Ubuntu 24.10 (oracular) | 9.0.102-9.0.1-0ubuntu1~24.10.1 | dotnet9 9.0.102-9.0.1-0ubuntu1~24.10.1 | Jan 15, 2025 |
| dotnet9.0 · rocky 8 | 0:9.0.102-1.el8_10 | RLSA-2025:0382 | Feb 13, 2025 |
| netstandard-targeting-pack-2.1 · RHEL 8 | 0:9.0.102-1.el8_10 | RHSA-2025:0382 | Jan 16, 2025 |
| netstandard-targeting-pack-2.1 · RHEL 9 | 0:9.0.102-1.el9_5 | RHBA-2025:0305 | Jan 14, 2025 |
| netstandard-targeting-pack-2.1 · almalinux 8 | 9.0.102-1.el8_10 | ALSA-2025:0382 | Jan 16, 2025 |
| netstandard-targeting-pack-2.1 · ol 8 | 0:9.0.102-1.0.1.el8_10 | ELSA-2025-0382 | Jan 17, 2025 |
| netstandard-targeting-pack-2.1-9.0 · Ubuntu 24.10 (oracular) | 9.0.102-0ubuntu1~24.10.1 | netstandard-targeting-pack-2.1-9.0 9.0.102-0ubuntu1~24.10.1 | Jan 15, 2025 |
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