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CVE-2018-8409

HIGH

Denial of service vulnerability exists when System.IO.Pipelines improperly handles requests

Published October 16, 2018Updated December 8, 2024Source: osv

Summary

A denial of service vulnerability exists when System.IO.Pipelines improperly handles requests, aka "System.IO.Pipelines Denial of Service." This affects .NET Core 2.1, System.IO.Pipelines, ASP.NET Core 2.1.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update System.IO.Pipelines to 4.5.1 or later
dotnet add package System.IO.Pipelines --version 4.5.1
NuGet
Update Microsoft.AspNetCore.All to 2.1.4 or later
dotnet add package Microsoft.AspNetCore.All --version 2.1.4
NuGet
Update Microsoft.AspNetCore.App to 2.1.4 or later
dotnet add package Microsoft.AspNetCore.App --version 2.1.4

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (3)

PackageEcosystemAffectedFixed In
System.IO.Pipelines
nuget
4.5.04.5.1
Microsoft.AspNetCore.All
nuget
2.1.0, 2.1.1, 2.1.2, 2.1.32.1.4
Microsoft.AspNetCore.App
nuget
2.1.0, 2.1.1, 2.1.2, 2.1.32.1.4

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.5 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

References

Frequently Asked Questions

What is CVE-2018-8409?
Denial of service vulnerability exists when System.IO.Pipelines improperly handles requests This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.5/10).
How do I check if my project is affected by CVE-2018-8409?
CVE-2018-8409 affects System.IO.Pipelines, Microsoft.AspNetCore.All and Microsoft.AspNetCore.App. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-8409 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.5

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-j378-6mmw-hqfr

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