CVE-2020-16852

high Microsoft
CVSS v3 Base Score
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score
0.3%
Exploitation probability in 30 days
Top 50% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
High
Availability
High
Published: September 11, 2020 (2071 days ago)
Last Modified: February 23, 2026
Vendor: Microsoft

Description

<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>

CWE

NVD-CWE-noinfo

Affected Products

microsoft onedrive

References

🔗 portal.msrc.microsoft.com 🔗 portal.msrc.microsoft.com