Permissions, Privileges, and Access Controls in Windows and Windows Server - CVE-2020-0739

 

Permissions, Privileges, and Access Controls in Windows and Windows Server - CVE-2020-0739

Published: February 11, 2020


Vulnerability identifier: #VU25243
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-0739
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists in the way that the dssvc.dll handles file creation allowing for a file overwrite or creation in a secured location. A local user can run a specially crafted application to execute code with elevated permissions.


How to mitigate CVE-2020-0739

Install updates from vendor's website.

Sources