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## CVE-2019-0548 - High Severity Vulnerability <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/vulnerability_details.png' width=19 height=20> Vulnerable Libraries - <b>microsoft.netcore.dotnetapphost.2.1.0.nupkg</b>, <b>microsoft.netcore.app.2.1.0.nupkg</b>, <b>microsoft.netcore.dotnethostpolicy.2.1.0.nupkg</b>, <b>microsoft.netcore.dotnethostresolver.2.1.0.nupkg</b>, <b>microsoft.netcore.dotnetapphost.2.2.0.nupkg</b>, <b>microsoft.netcore.dotnethostresolver.2.2.0.nupkg</b>, <b>microsoft.netcore.dotnethostpolicy.2.2.0.nupkg</b>, <b>microsoft.netcore.app.2.2.0.nupkg</b></p></summary> <p> <details><summary><b>microsoft.netcore.dotnetapphost.2.1.0.nupkg</b></p></summary> <p>Provides the .NET Core app bootstrapper intended for use in the application directory caa7b7e2bad98...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnetapphost.2.1.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnetapphost.2.1.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.ConsoleAppForDebug/Ghpr.ConsoleAppForDebug.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnetapphost/2.1.0/microsoft.netcore.dotnetapphost.2.1.0.nupkg</p> <p> 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) </details> <details><summary><b>microsoft.netcore.app.2.1.0.nupkg</b></p></summary> <p>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.</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.app.2.1.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.app.2.1.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.ConsoleAppForDebug/Ghpr.ConsoleAppForDebug.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.app/2.1.0/microsoft.netcore.app.2.1.0.nupkg</p> <p> Dependency Hierarchy: - :x: **microsoft.netcore.app.2.1.0.nupkg** (Vulnerable Library) </details> <details><summary><b>microsoft.netcore.dotnethostpolicy.2.1.0.nupkg</b></p></summary> <p>Provides a CoreCLR hosting policy implementation -- configuration settings, assembly paths and assem...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnethostpolicy.2.1.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnethostpolicy.2.1.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.ConsoleAppForDebug/Ghpr.ConsoleAppForDebug.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostpolicy/2.1.0/microsoft.netcore.dotnethostpolicy.2.1.0.nupkg</p> <p> Dependency Hierarchy: - microsoft.netcore.app.2.1.0.nupkg (Root Library) - :x: **microsoft.netcore.dotnethostpolicy.2.1.0.nupkg** (Vulnerable Library) </details> <details><summary><b>microsoft.netcore.dotnethostresolver.2.1.0.nupkg</b></p></summary> <p>Provides an implementation of framework resolution strategy used by Microsoft.NETCore.DotNetHost ca...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnethostresolver.2.1.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnethostresolver.2.1.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.ConsoleAppForDebug/Ghpr.ConsoleAppForDebug.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostresolver/2.1.0/microsoft.netcore.dotnethostresolver.2.1.0.nupkg</p> <p> 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) </details> <details><summary><b>microsoft.netcore.dotnetapphost.2.2.0.nupkg</b></p></summary> <p>Provides the .NET Core app bootstrapper intended for use in the application directory 1249f08feda72...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnetapphost.2.2.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnetapphost.2.2.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.SimpleFileLogger.Core/Ghpr.SimpleFileLogger.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnetapphost/2.2.0/microsoft.netcore.dotnetapphost.2.2.0.nupkg</p> <p> Dependency Hierarchy: - microsoft.netcore.app.2.2.0.nupkg (Root Library) - microsoft.netcore.dotnethostpolicy.2.2.0.nupkg - microsoft.netcore.dotnethostresolver.2.2.0.nupkg - :x: **microsoft.netcore.dotnetapphost.2.2.0.nupkg** (Vulnerable Library) </details> <details><summary><b>microsoft.netcore.dotnethostresolver.2.2.0.nupkg</b></p></summary> <p>Provides an implementation of framework resolution strategy used by Microsoft.NETCore.DotNetHost 12...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnethostresolver.2.2.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnethostresolver.2.2.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.SimpleFileLogger.Core/Ghpr.SimpleFileLogger.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostresolver/2.2.0/microsoft.netcore.dotnethostresolver.2.2.0.nupkg</p> <p> Dependency Hierarchy: - microsoft.netcore.app.2.2.0.nupkg (Root Library) - microsoft.netcore.dotnethostpolicy.2.2.0.nupkg - :x: **microsoft.netcore.dotnethostresolver.2.2.0.nupkg** (Vulnerable Library) </details> <details><summary><b>microsoft.netcore.dotnethostpolicy.2.2.0.nupkg</b></p></summary> <p>Provides a CoreCLR hosting policy implementation -- configuration settings, assembly paths and assem...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.dotnethostpolicy.2.2.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.dotnethostpolicy.2.2.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.SimpleFileLogger.Core/Ghpr.SimpleFileLogger.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.dotnethostpolicy/2.2.0/microsoft.netcore.dotnethostpolicy.2.2.0.nupkg</p> <p> Dependency Hierarchy: - microsoft.netcore.app.2.2.0.nupkg (Root Library) - :x: **microsoft.netcore.dotnethostpolicy.2.2.0.nupkg** (Vulnerable Library) </details> <details><summary><b>microsoft.netcore.app.2.2.0.nupkg</b></p></summary> <p>A set of .NET API's that are included in the default .NET Core application model. 1249f08feda72b116...</p> <p>Library home page: <a href="https://api.nuget.org/packages/microsoft.netcore.app.2.2.0.nupkg">https://api.nuget.org/packages/microsoft.netcore.app.2.2.0.nupkg</a></p> <p>Path to dependency file: /Ghpr.SimpleFileLogger.Core/Ghpr.SimpleFileLogger.csproj</p> <p>Path to vulnerable library: /home/wss-scanner/.nuget/packages/microsoft.netcore.app/2.2.0/microsoft.netcore.app.2.2.0.nupkg</p> <p> Dependency Hierarchy: - :x: **microsoft.netcore.app.2.2.0.nupkg** (Vulnerable Library) </details> <p>Found in HEAD commit: <a href="https://github.com/GHPReporter/Ghpr.Core/commit/61c01ea44f52cf09332bbf411ffeb7479870bc5c">61c01ea44f52cf09332bbf411ffeb7479870bc5c</a></p> <p>Found in base branch: <b>master</b></p> </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/high_vul.png?' width=19 height=20> Vulnerability Details</summary> <p> 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. <p>Publish Date: 2019-01-08 <p>URL: <a href=https://www.mend.io/vulnerability-database/CVE-2019-0548>CVE-2019-0548</a></p> </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/cvss3.png' width=19 height=20> CVSS 3 Score Details (<b>7.5</b>)</summary> <p> 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: High </p> For more information on CVSS3 Scores, click <a href="https://www.first.org/cvss/calculator/3.0">here</a>. </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/suggested_fix.png' width=19 height=20> Suggested Fix</summary> <p> <p>Type: Upgrade version</p> <p>Release Date: 2019-01-08</p> <p>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</p> </p> </details> <p></p> *** Step up your Open Source Security Game with Mend [here](https://www.whitesourcesoftware.com/full_solution_bolt_github)