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Security Advisories: GSA_kwCzR0hTQS1mcjQ0LTU0NnAtN3hjcM4AA2X_
MsQuic Remote Denial of Service Vulnerability
Impact
The MsQuic server will continue to leak memory until no more is available, resulting in a denial of service.
Patches
The following patch was made:
- Fix Memory Leak from Multiple Decodes of TP - https://github.com/microsoft/msquic/commit/d364feeda0dd8b729eca6fef149c1ef98630f0cb
Workarounds
Beyond upgrading to the patched versions, there is no other workaround.
Permalink: https://github.com/advisories/GHSA-fr44-546p-7xcpJSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1mcjQ0LTU0NnAtN3hjcM4AA2X_
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 1 year ago
Updated: 6 months ago
CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Identifiers: GHSA-fr44-546p-7xcp, CVE-2023-36435
References:
- https://github.com/microsoft/msquic/security/advisories/GHSA-fr44-546p-7xcp
- https://nvd.nist.gov/vuln/detail/CVE-2023-36435
- https://github.com/microsoft/msquic/commit/d364feeda0dd8b729eca6fef149c1ef98630f0cb
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36435
- https://github.com/advisories/GHSA-fr44-546p-7xcp
Blast Radius: 1.0
Affected Packages
nuget:Microsoft.Native.Quic.MsQuic.Schannel
Dependent packages: 0Dependent repositories: 0
Downloads: total
Affected Version Ranges: < 2.2.3
Fixed in: 2.2.3
All affected versions: 1.8.0
All unaffected versions:
nuget:Microsoft.Native.Quic.MsQuic.OpenSSL
Dependent packages: 0Dependent repositories: 0
Downloads: total
Affected Version Ranges: < 2.2.3
Fixed in: 2.2.3
All affected versions: 1.8.0
All unaffected versions: