CVE-2023-38171

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Oct 10, 2023
Updated: May 29, 2024
CWE ID 476

Summary

CVE-2023-38171 is a newly disclosed vulnerability affecting Microsoft's QUIC implementation. Hackers can exploit this Denial of Service (DoS) issue by sending maliciously crafted packets to target systems, causing them to consume excessive resources and crash. This can result in extended downtime and network congestion. The vulnerability exists due to an improper handling of QUIC packets and affects Microsoft Edge, Microsoft Windows, and other QUIC-enabled applications. Users are advised to install the latest security updates to mitigate the risk.

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Affected Products

  • Microsoft Windows 11 22h2
  • Microsoft Visual Studio 2022
  • Microsoft .NET Framework
  • Windows Server 2022

Affected Vendors

  • Microsoft