high7.5
CVE-2023-36435
MsQuic Remote Denial of Service Vulnerability
Impact
### 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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| nuget | Microsoft.Native.Quic.MsQuic.OpenSSL | < 2.2.3 | 2.2.3 |
| nuget | Microsoft.Native.Quic.MsQuic.Schannel | < 2.2.3 | 2.2.3 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | .Net | from 7.0.0 through 7.0.12 |
| Microsoft | Windows 11 21h2 | before 10.0.22000.2538 |
| Microsoft | Windows 11 22h2 | before 10.0.22621.2428 |
| Microsoft | Windows Server 2022 | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36435
- https://github.com/advisories/GHSA-fr44-546p-7xcp
- 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