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ubuntuUbuntuUSN-5670-1
HistoryOct 11, 2022 - 12:00 a.m.

.NET 6 vulnerability

2022-10-1100:00:00
ubuntu.com
36
.net 6
ubuntu 22.04 lts
permissions
nuget cache
arbitrary code
unix

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

18.8%

Releases

  • Ubuntu 22.04 LTS

Packages

  • dotnet6 - dotNET CLI tools and runtime

Details

Edward Thomson discovered that .NET 6 incorrectly handled
permissions for local NuGet cache. A local attacker could
possibly use this issue to execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchaspnetcore-runtime-6.0< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchaspnetcore-targeting-pack-6.0< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-apphost-pack-6.0< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-apphost-pack-6.0-dbgsym< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-host< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-host-dbgsym< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-hostfxr-6.0< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-hostfxr-6.0-dbgsym< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-runtime-6.0< 6.0.110-0ubuntu1~22.04.1UNKNOWN
Ubuntu22.04noarchdotnet-runtime-6.0-dbgsym< 6.0.110-0ubuntu1~22.04.1UNKNOWN
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CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

18.8%