CVE-2021-26423

medium

Published 2022-10-25 · Modified 2024-12-01

CVSS v3

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CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2

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VIR risk

5.5

Description

.NET Core Elevation of Privilege Vulnerability

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

OS impact

OS	Version	Status	Fixed in
arch		fixed	`6.0.0.sdk100-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
NuGet	Microsoft.NETCore.App.Runtime.win-x86	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.win-x86	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.win-x64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.win-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.win-arm64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.win-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.win-arm	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.win-arm	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.osx-x64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.osx-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.osx-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.osx-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.osx-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.linux-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.linux-musl-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.linux-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.Mono.linux-arm	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.linux-x64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.linux-musl-x64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-musl-x64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.linux-musl-arm64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-musl-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.linux-musl-arm	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.rhel.6-x64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-arm64	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-arm64	`>=5.0.0,<5.0.9`	`5.0.9`
NuGet	Microsoft.NETCore.App.Runtime.linux-arm	`>=3.1.0,<3.1.18`	`3.1.18`
NuGet	Microsoft.NETCore.App.Runtime.linux-arm	`>=5.0.0,<5.0.9`	`5.0.9`

References

Verify integrity in audit chain (admin only). AS-IS.