CVE-2023-32021

CVSS 3.1 Score 7.1 of 10 (high)

Details

Published Jun 14, 2023
Updated: Jun 21, 2023

Summary

CVE-2023-32021 is a new security vulnerability affecting Microsoft Windows. The weakness lies in the SMB (Server Message Block) Witness Service, which allows an attacker to bypass security features. Specifically, an unauthenticated remote attacker can manipulate the service to escalate privileges, potentially gaining full system access. This issue is of high severity and poses a significant risk to vulnerable systems, necessitating prompt patching. Organizations and individuals running affected Windows versions are urged to update their systems as soon as possible to mitigate the risk.

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Affected Products

  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2012
  • Windows Server 2022
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2012 R2

Affected Vendors

  • Microsoft

Advisories, Assessments, and Mitigations

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