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Vulnerability DatabaseCVE-2021-38646
CVE-2021-38646:
vulnerability analysis and mitigation
Overview
Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability (CVE-2021-38646) was disclosed on September 14, 2021. This vulnerability affects multiple versions of Microsoft Office products including Microsoft 365 Apps Enterprise, Office 2013 SP1, Office 2016, and Office 2019 (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:N/UI:R/S:U/C:H/I:H/A:H. The CVSS v2.0 base score is 6.8 (Medium) with vector (AV:N/AC:M/Au:N/C:P/I:P/A:P) (NVD).
Impact
This vulnerability could allow an attacker to execute remote code on the affected system if successfully exploited. The vulnerability affects the confidentiality, integrity, and availability of the system with high severity ratings for each aspect (NVD).
Mitigation and workarounds
Microsoft has released security updates to address this vulnerability. Organizations are advised to apply the security update KB5001997 for affected Office 2016 installations. The update is available through Microsoft Update, Microsoft Update Catalog, and Microsoft Download Center (Microsoft Support).
Additional resources
Source: This report was generated using AI
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