3.6
CVSSv2

CVE-2021-31961

Published: 14/07/2021 Updated: 28/12/2023
CVSS v2 Base Score: 3.6 | Impact Score: 4.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 6.1 | Impact Score: 4.2 | Exploitability Score: 1.8
VMScore: 320
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P

Vulnerability Summary

This vulnerability allows local malicious users to create a denial-of-service condition on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Microsoft Store Install Service. The issue results from the lack of proper locking when performing operations on a file. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

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microsoft windows server 2019 -

microsoft windows 10 1809

microsoft windows 10 1909

microsoft windows 10 2004

microsoft windows server 2016 2004

microsoft windows 10 20h2

microsoft windows server 2016 20h2

microsoft windows 10 21h1