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A denial of service vulnerability exists in ASP.NET Core SignalR in .NET 8, .NET 9, and .NET 10. The issue involves stateful reconnect functionality, which an attacker can exploit to deny service to other users. This affects specific Ubuntu package versions of dotnet6. No known exploits are reported in the wild.

This vulnerability affects ASP.NET Core SignalR in .NET versions 8, 9, and 10, specifically in certain Ubuntu package builds. The flaw allows an attacker to leverage the stateful reconnect feature to cause a denial of service condition, impacting availability. The vulnerability does not affect confidentiality or integrity. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and an impact limited to availability (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). There is no vendor advisory or patch information provided, and no known exploits have been reported.

Detailed information about Dotnet6: A denial of service vulnerability exists in ASP.NET Core SignalR in .NET 8, .NET 9, and .NET 10. affecting null dotnet6. Get

Dotnet6: A denial of service vulnerability exists in ASP.NET Core SignalR in .NET 8, .NET 9, and .NET 10. - Live Threat Intelligence - Threat Radar | OffSeq.com

Dotnet6: A denial of service vulnerability exists in ASP.NET Core SignalR in .NET 8, .NET 9, and .NET 10.

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