CVE-2020-1045 (High) detected in microsoft.aspnetcore.http.2.1.0.nupkg

[mend-bolt-for-github]

CVE-2020-1045 - High Severity Vulnerability

Vulnerable Library - microsoft.aspnetcore.http.2.1.0.nupkg

ASP.NET Core default HTTP feature implementations.

Library home page: https://api.nuget.org/packages/microsoft.aspnetcore.http.2.1.0.nupkg

Path to dependency file: /DocumentManager.Api.Tests/DocumentManager.Api.Tests.csproj

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

Dependency Hierarchy:

• microsoft.net.sdk.functions.3.0.9.nupkg (Root Library)
  • microsoft.azure.webjobs.extensions.http.3.0.0.nupkg
    • ❌ microsoft.aspnetcore.http.2.1.0.nupkg (Vulnerable Library)

Found in HEAD commit: 62fa239f39b0b0744812f5ffe4733f61d594e32a

Found in base branch: main

Vulnerability Details

A security feature bypass vulnerability exists in the way Microsoft ASP.NET Core parses encoded cookie names.The ASP.NET Core cookie parser decodes entire cookie strings which could allow a malicious attacker to set a second cookie with the name being percent encoded.The security update addresses the vulnerability by fixing the way the ASP.NET Core cookie parser handles encoded names., aka 'Microsoft ASP.NET Core Security Feature Bypass Vulnerability'.

Publish Date: 2020-09-11

URL: CVE-2020-1045

CVSS 3 Score Details (7.5)

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: High
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2020-10-02

Fix Resolution: Microsoft.AspNetCore.App - 2.1.22, Microsoft.AspNetCore.All - 2.1.22,Microsoft.NETCore.App - 2.1.22, Microsoft.AspNetCore.Http - 2.1.22

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