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
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft OneDrive |
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Frequently Asked Questions
What is the severity of CVE-2020-16853?
CVE-2020-16853 has been rated as an elevation of privilege vulnerability.
How do I fix CVE-2020-16853?
To mitigate CVE-2020-16853, ensure that you have the latest updates installed for the OneDrive for Windows Desktop application.
What are the potential impacts of CVE-2020-16853?
Exploitation of CVE-2020-16853 could allow an attacker to overwrite targeted files with elevated permissions.
Which software is affected by CVE-2020-16853?
CVE-2020-16853 affects the OneDrive for Windows Desktop application.
Can CVE-2020-16853 be exploited remotely?
CVE-2020-16853 requires local access to exploit, as it involves manipulating symbolic links.
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