What is GHSA-xh5m-8qqp-c5x7?

GHSA-xh5m-8qqp-c5x7 is a security advisory published by GitHub Security Advisories with High severity. Remote Denial of Service Vulnerability in Microsoft.Native.Quic.MsQuic.Schannel

Which CVE IDs does GHSA-xh5m-8qqp-c5x7 cover?

GHSA-xh5m-8qqp-c5x7 covers the following CVE IDs: CVE-2023-38171. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xh5m-8qqp-c5x7?

GHSA-xh5m-8qqp-c5x7 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

Which products are affected by GHSA-xh5m-8qqp-c5x7?

GHSA-xh5m-8qqp-c5x7 affects 2 products, including: nuget/Microsoft.Native.Quic.MsQuic.Schannel:\u003c 2.2.3; nuget/Microsoft.Native.Quic.MsQuic.OpenSSL:\u003c 2.2.3.

GHSA-xh5m-8qqp-c5x7HighCVSS 7.5

Remote Denial of Service Vulnerability in Microsoft.Native.Quic.MsQuic.Schannel

Vendor

GitHub Security Advisories

Published

October 10, 2023

Last Modified

June 3, 2024

🔗 CVE IDs covered (1)

CVE-2023-38171 →

📋 Description

Impact

The MsQuic server application or process will crash, resulting in a denial of service.

Patches

The following patch was made:

Don't Allow Version Negotiation Packets for Server Connections - https://github.com/microsoft/msquic/commit/3226cff07d22662f16fc98d605656860e64cd343

Workarounds

Beyond upgrading to the patched versions, there is no other workaround. You must upgrade or disable MsQuic functionality.

🎯 Affected products2

nuget/Microsoft.Native.Quic.MsQuic.Schannel:< 2.2.3
nuget/Microsoft.Native.Quic.MsQuic.OpenSSL:< 2.2.3

🔗 References (5)

https://github.com/microsoft/msquic/security/advisories/GHSA-xh5m-8qqp-c5x7
https://nvd.nist.gov/vuln/detail/CVE-2023-38171
https://github.com/microsoft/msquic/commit/3226cff07d22662f16fc98d605656860e64cd343
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38171
https://github.com/advisories/GHSA-xh5m-8qqp-c5x7