CVE-2019-0982: Denial of service in ASP.NET Core

CVE-2019-0982 · Severity: low · CVSS 3 · Published 2022-05-24

Denial of service in ASP.NET Core

Technologies: Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet). Vendors: NuGet.

Quick answers

Is CVE-2019-0982 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2019-0982 being exploited in the wild.
How severe is CVE-2019-0982?
Low severity, with a CVSS score of 3, published 24 May 2022.
Which products and versions are affected?
Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet) ECOSYSTEM:introduced=1.1.0,fixed=1.1.5.
Is there a fix for CVE-2019-0982?
Yes. Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet): upgrade to 1.1.5 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2019-0982?
Check whether you run Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet): upgrade to 1.1.5 or later
    dotnet add package Microsoft.AspNetCore.SignalR.Protocols.MessagePack --version 1.1.5

Affected products

  • Microsoft.AspNetCore.SignalR.Protocols.MessagePack (NuGet) ECOSYSTEM:introduced=1.1.0,fixed=1.1.5

Identifiers

  • CVE-2019-0982
  • GHSA-4jxx-4qxw-prxm

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.