CVE-2023-21541
vulnerability analysis and mitigation

Overview

Windows Task Scheduler Elevation of Privilege Vulnerability (CVE-2023-21541) was disclosed in January 2023. This vulnerability affects multiple versions of Microsoft Windows operating systems, including Windows 10, Windows 11, Windows Server 2008, 2012, 2016, 2019, and 2022 (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 7.8 (High), with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. This indicates that the vulnerability requires local access, low attack complexity, low privileges, and no user interaction to exploit, while potentially impacting confidentiality, integrity, and availability (NVD).

Impact

This elevation of privilege vulnerability in Windows Task Scheduler could allow an attacker to gain higher privileges on the affected system. Microsoft has classified this vulnerability as 'Important' and considers it 'more likely' to be exploited (Talos).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Users and administrators of affected systems should apply the appropriate patches through Microsoft's standard update channels (MSRC).

Additional resources


SourceThis report was generated using AI

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