CVE-2023-35331
vulnerability analysis and mitigation

Overview

Windows Local Security Authority (LSA) Denial of Service Vulnerability affects multiple versions of Windows Server. The vulnerability was disclosed on July 11, 2023, and has been assigned a CVSS v3.1 base score of 6.5 (Medium). The affected systems include Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, and Windows Server 2022 (Microsoft Advisory).

Technical details

The vulnerability has been assigned a CVSS v3.1 vector of CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, indicating that it requires adjacent network access, has low attack complexity, requires no privileges or user interaction, has unchanged scope, and only impacts system availability (AttackerKB).

Impact

The vulnerability primarily affects system availability, with no impact on confidentiality or integrity. When successfully exploited, it can cause a denial of service condition in the Windows Local Security Authority (LSA) (Microsoft Advisory).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Affected users should apply the appropriate patches through Windows Update (Microsoft Advisory).

Additional resources


SourceThis report was generated using AI

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