7.1
CWE
59
Advisory Published
Updated

CVE-2020-16853: OneDrive for Windows Elevation of Privilege Vulnerability

First published: Fri Sep 11 2020(Updated: )

<p>An elevation of privilege vulnerability exists when the OneDrive for Windows Desktop application improperly handles symbolic links. An attacker who successfully exploited this vulnerability could overwrite a targeted file with an elevated status.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and delete a targeted file with an elevated status.</p> <p>The update addresses this vulnerability by correcting where the OneDrive updater performs file writes while running with elevation.</p>

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Onedrive

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