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OpenAdvisories
High · 7.5 CVE-2023-36435 BIT-dotnet-2023-36435BIT-dotnet-sdk-2023-36435EUVD-2023-2731GHSA-fr44-546p-7xcp

Microsoft QUIC Denial of Service Vulnerability

Published Oct 10, 2023 · Updated Apr 14, 2025 · Assigned by microsoft

Description

Microsoft QUIC Denial of Service Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft PowerShell 7.3 7.3.0 – < 7.3.9 7.3.9
Microsoft Windows Server 2022 10.0.20348.0 – < 10.0.20348.2031 10.0.20348.2031
Microsoft Windows 11 version 21H2 10.0.0 – < 10.0.22000.2538 10.0.22000.2538
Microsoft Windows 11 version 22H2 10.0.22621.0 – < 10.0.22621.2428 10.0.22621.2428
Microsoft .NET 7.0 7.0.0 – < 7.0.13 7.0.13

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Alpine v3.19 dotnet7-build 7.0.112-r0 —
Alpine v3.19 dotnet7-runtime 7.0.12-r0 —
Alpine v3.18 dotnet7-build 7.0.112-r0 —
Alpine v3.18 dotnet7-runtime 7.0.12-r0 —

Affected packages

EcosystemPackageAffectedFixedRecord
NuGet Microsoft.Native.Quic.MsQuic.OpenSSL < 2.2.3 2.2.3 GHSA-fr44-546p-7xcp
NuGet Microsoft.Native.Quic.MsQuic.Schannel < 2.2.3 2.2.3 GHSA-fr44-546p-7xcp

Advisories 6

References