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GitHub Advisory DatabaseGHSA-3RQ8-H3GJ-R5C6

HistoryAug 30, 2022 - 7:32 p.m.

.NET Denial of Service Vulnerability

2022-08-3019:32:29

CWE-400

GitHub Advisory Database

github.com

microsoft

security

advisory

vulnerability

.net 6.0

.net 5.0

.net core 3.1

denial of service

malicious

update

applications

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

55.0%

JSON

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 5.0 and .NET Core 3.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in .NET 6.0, .NET 5.0 and .NET core 3.1 where a malicious client can manipulate cookies and cause a Denial of Service.

Affected software

Any .NET 6.0 application running on .NET 6.0.4 or earlier.
Any .NET 5.0 application running .NET 5.0.16 or earlier.
Any .NET Core 3.1 application running on .NET Core 3.1.24 or earlier.

Affected packages

.NET Core 3.1

Package name	Affected versions	Patched versions
Microsoft.Owin.Security.Cookies	<4.2.2	4.2.2
Microsoft.Owin.Security	<4.2.2	4.2.2
Microsoft.AspNetCore.App.Runtime.win-x64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-x64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.win-x86	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.osx-x64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-musl-x64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-arm64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-arm	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.win-arm64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.win-arm	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	>=3.0.0,3.1.24	3.1.25
Microsoft.AspNetCore.App.Runtime.linux-musl-arm	>=3.0.0,3.1.24	3.1.25

.NET 5.0

Affected packages	Affected versions	Patched versions
Microsoft.Owin.Security.Cookies	< 4.2.2	4.2.2
Microsoft.AspNetCore.App.Runtime.win-x64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-x64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.win-x86	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.osx-x64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-musl-x64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-arm64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-arm	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.win-arm64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.win-arm	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	>=5.0.0,5.0.16	5.0.17
Microsoft.AspNetCore.App.Runtime.linux-musl-arm	>=5.0.0,5.0.16	5.0.17

.NET 6.0

Affected packages	Affected versions	Patched versions
Microsoft.Owin.Security.Cookies	<4.2.2	4.2.2
Microsoft.AspNetCore.App.Runtime.win-x64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-x64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.win-x86	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.osx-x64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-musl-x64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-arm64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-arm	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.win-arm64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.win-arm	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.osx-arm64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	>=6.0.0,6.0.4	6.0.5
Microsoft.AspNetCore.App.Runtime.linux-musl-arm	>=6.0.0,6.0.4	6.0.5

Patches

If you’re using .NET Core 6.0, you should download and install Runtime 6.0.5 or SDK 6.0.105 (for Visual Studio 2022 v17.0) or SDK 6.0.203 (for Visual Studio 2022 v17.1) from https://dotnet.microsoft.com/download/dotnet-core/6.0.
If you’re using .NET 5.0, you should download and install Runtime 5.0.17 or SDK 5.0.214 (for Visual Studio 2019 v16.9) or SDK 5.0.408 (for Visual Studio 2011 v16.11) from https://dotnet.microsoft.com/download/dotnet-core/5.0.
If you’re using .NET Core 3.1, you should download and install Runtime 3.1.25 or SDK 3.1.419 (for Visual Studio 2019 v16.9 or Visual Studio 2011 16.11 or Visual Studio 2022 17.0 or Visual Studio 2022 17.1 ) from https://dotnet.microsoft.com/download/dotnet-core/3.1.

.NET 6.0, .NET 5.0 and .NET Core 3.1 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.

Other Details

Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/220
An Issue for this can be found at https://github.com/dotnet/aspnetcore/issues/41608
MSRC details for this can be found at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-29117

Affected configurations

Vulners

Node

microsoftaspnetcore.app.runtime.osx-arm64Range6.0.0–6.0.5

microsoftowinRange<4.2.2

microsoftowin.security.cookiesRange<4.2.2

microsoftaspnetcore.app.runtime.linux-musl-armRange6.0.0–6.0.4

microsoftaspnetcore.app.runtime.linux-musl-armRange5.0.0–5.0.16

microsoftaspnetcore.app.runtime.linux-musl-armRange3.0.0–3.1.24

microsoftaspnetcore.app.runtime.linux-musl-arm64Range6.0.0–6.0.4

microsoftaspnetcore.app.runtime.linux-musl-arm64Range5.0.0–5.0.16

microsoftaspnetcore.app.runtime.linux-musl-arm64Range3.0.0–3.1.24

microsoftaspnetcore.app.runtime.win-armRange6.0.0–6.0.4

microsoftaspnetcore.app.runtime.win-armRange5.0.0–5.0.16

microsoftaspnetcore.app.runtime.win-armRange3.0.0–3.1.24

microsoftaspnetcore.app.runtime.win-arm64Range6.0.0–6.0.4

microsoftaspnetcore.app.runtime.win-arm64Range5.0.0–5.0.16

microsoftaspnetcore.app.runtime.win-arm64Range3.0.0–3.1.24

microsoftaspnetcore.app.runtime.linux-armRange6.0.0–6.0.4

microsoftaspnetcore.app.runtime.linux-armRange5.0.0–5.0.16

microsoftaspnetcore.app.runtime.linux-armRange3.0.0–3.1.24

microsoftaspnetcore.app.runtime.linux-arm64Range6.0.0–6.0.4

microsoftaspnetcore.app.runtime.linux-arm64Range5.0.0–5.0.16

microsoftaspnetcore.app.runtime.linux-arm64Range3.0.0–3.1.24

microsoftwordRange6.0.0–6.0.4x64

microsoftwordRange5.0.0–5.0.16x64

microsoftwordRange3.0.0–3.1.24x64

microsoftwordRange6.0.0–6.0.4x64

microsoftwordRange5.0.0–5.0.16x64

microsoftwordRange3.0.0–3.1.24x64

microsoftpublisherRange6.0.0–6.0.4x86

microsoftpublisherRange5.0.0–5.0.16x86

microsoftpublisherRange3.0.0–3.1.24x86

microsoftwordRange6.0.0–6.0.4x64

microsoftwordRange5.0.0–5.0.16x64

microsoftwordRange3.0.0–3.1.24x64

microsoftwordRange6.0.0–6.0.4x64

microsoftwordRange5.0.0–5.0.16x64

microsoftwordRange3.0.0–3.1.24x64

VendorProductVersionCPE
microsoftaspnetcore.app.runtime.osx-arm64*cpe:2.3:a:microsoft:aspnetcore.app.runtime.osx-arm64:*:*:*:*:*:*:*:*
microsoftowin*cpe:2.3:a:microsoft:owin:*:*:*:*:*:*:*:*
microsoftowin.security.cookies*cpe:2.3:a:microsoft:owin.security.cookies:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.linux-musl-arm*cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-musl-arm:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.linux-musl-arm64*cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-musl-arm64:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.win-arm*cpe:2.3:a:microsoft:aspnetcore.app.runtime.win-arm:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.win-arm64*cpe:2.3:a:microsoft:aspnetcore.app.runtime.win-arm64:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.linux-arm*cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-arm:*:*:*:*:*:*:*:*
microsoftaspnetcore.app.runtime.linux-arm64*cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-arm64:*:*:*:*:*:*:*:*
microsoftword*cpe:2.3:a:microsoft:word:*:*:*:*:*:*:x64:*

Vendor	Product	Version	CPE
microsoft	aspnetcore.app.runtime.osx-arm64	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.osx-arm64::::::::
microsoft	owin	*	cpe:2.3:a:microsoft:owin::::::::
microsoft	owin.security.cookies	*	cpe:2.3:a:microsoft:owin.security.cookies::::::::
microsoft	aspnetcore.app.runtime.linux-musl-arm	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-musl-arm::::::::
microsoft	aspnetcore.app.runtime.linux-musl-arm64	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-musl-arm64::::::::
microsoft	aspnetcore.app.runtime.win-arm	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.win-arm::::::::
microsoft	aspnetcore.app.runtime.win-arm64	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.win-arm64::::::::
microsoft	aspnetcore.app.runtime.linux-arm	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-arm::::::::
microsoft	aspnetcore.app.runtime.linux-arm64	*	cpe:2.3:a:microsoft:aspnetcore.app.runtime.linux-arm64::::::::
microsoft	word	*	cpe:2.3:a:microsoft:word:::::::x64:*