CVE-2019-0548 (Medium) detected in multiple libraries

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CVE-2019-0548 - Medium Severity Vulnerability

Vulnerable Libraries - microsoft.netcore.dotnethostpolicy.2.1.0.nupkg, microsoft.netcore.dotnethostresolver.2.1.0.nupkg, microsoft.aspnetcore.server.kestrel.transport.sockets.2.2.0.nupkg, microsoft.netcore.dotnetapphost.2.1.0.nupkg, microsoft.netcore.app.2.1.0.nupkg

microsoft.netcore.dotnethostpolicy.2.1.0.nupkg

Provides a CoreCLR hosting policy implementation -- configuration settings, assembly paths and assem...

Library home page: https://api.nuget.org/packages/microsoft.netcore.dotnethostpolicy.2.1.0.nupkg

Path to dependency file: /desktop/src/Plexus.Interop.Transport.Protocol.Tests/Plexus.Interop.Transport.Protocol.Tests.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostpolicy/2.1.0/microsoft.netcore.dotnethostpolicy.2.1.0.nupkg

Dependency Hierarchy: - microsoft.netcore.app.2.1.0.nupkg (Root Library) - :x: **microsoft.netcore.dotnethostpolicy.2.1.0.nupkg** (Vulnerable Library)

microsoft.netcore.dotnethostresolver.2.1.0.nupkg

Provides an implementation of framework resolution strategy used by Microsoft.NETCore.DotNetHost ca...

Library home page: https://api.nuget.org/packages/microsoft.netcore.dotnethostresolver.2.1.0.nupkg

Path to dependency file: /desktop/src/Plexus.Interop.Transport.Protocol.Tests/Plexus.Interop.Transport.Protocol.Tests.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostresolver/2.1.0/microsoft.netcore.dotnethostresolver.2.1.0.nupkg

Dependency Hierarchy: - microsoft.netcore.app.2.1.0.nupkg (Root Library) - microsoft.netcore.dotnethostpolicy.2.1.0.nupkg - :x: **microsoft.netcore.dotnethostresolver.2.1.0.nupkg** (Vulnerable Library)

microsoft.aspnetcore.server.kestrel.transport.sockets.2.2.0.nupkg

Managed socket transport for the ASP.NET Core Kestrel cross-platform web server.

Library home page: https://api.nuget.org/packages/microsoft.aspnetcore.server.kestrel.transport.sockets.2.2.0.nupkg

Path to dependency file: /desktop/src/Plexus.Interop.Transport.Transmission.WebSockets.Tests/Plexus.Interop.Transport.Transmission.WebSockets.Tests.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.aspnetcore.server.kestrel.transport.sockets/2.2.0/microsoft.aspnetcore.server.kestrel.transport.sockets.2.2.0.nupkg

Dependency Hierarchy: - microsoft.aspnetcore.server.kestrel.2.2.0.nupkg (Root Library) - :x: **microsoft.aspnetcore.server.kestrel.transport.sockets.2.2.0.nupkg** (Vulnerable Library)

microsoft.netcore.dotnetapphost.2.1.0.nupkg

Provides the .NET Core app bootstrapper intended for use in the application directory caa7b7e2bad98...

Library home page: https://api.nuget.org/packages/microsoft.netcore.dotnetapphost.2.1.0.nupkg

Path to dependency file: /desktop/src/Plexus.Interop.Transport.Protocol.Tests/Plexus.Interop.Transport.Protocol.Tests.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnetapphost/2.1.0/microsoft.netcore.dotnetapphost.2.1.0.nupkg

Dependency Hierarchy: - microsoft.netcore.app.2.1.0.nupkg (Root Library) - microsoft.netcore.dotnethostpolicy.2.1.0.nupkg - microsoft.netcore.dotnethostresolver.2.1.0.nupkg - :x: **microsoft.netcore.dotnetapphost.2.1.0.nupkg** (Vulnerable Library)

microsoft.netcore.app.2.1.0.nupkg

A set of .NET API's that are included in the default .NET Core application model. caa7b7e2bad98e56a687fb5cbaf60825500800f7 When using NuGet 3.x this package requires at least version 3.4.

Library home page: https://api.nuget.org/packages/microsoft.netcore.app.2.1.0.nupkg

Path to dependency file: /desktop/src/Plexus.Interop.Transport.Protocol.Tests/Plexus.Interop.Transport.Protocol.Tests.csproj

Path to vulnerable library: /ackages/microsoft.netcore.app/2.1.0/microsoft.netcore.app.2.1.0.nupkg

Dependency Hierarchy: - :x: **microsoft.netcore.app.2.1.0.nupkg** (Vulnerable Library)

Found in HEAD commit: 8d1e24260d1985acc52e5d1710bcc43fcf3848ca

Found in base branch: master

Vulnerability Details

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.2, ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0564.

Publish Date: 2019-01-08

URL: CVE-2019-0548

CVSS 3 Score Details (5.3)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: None - Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2019-01-08

Fix Resolution: Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets - 2.2.1; Microsoft.AspNetCore.Server.IIS - 2.2.1; Microsoft.AspNetCore.Server.IISIntegration - 2.2.1;Microsoft.AspNetCore.Server.Kestrel.Core - 2.1.7

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