CVE-2018-7884: Displaylink Core Software Cleaner

High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days.

An issue was discovered in DisplayLink Core Software Cleaner Application 8.2.1956. When the drivers are updated to a newer version, the product launches a process as SYSTEM to uninstall the old version: cl_1956.exe is run as SYSTEM on the %systemroot%\Temp folder, where any user can write a DLL (e.g., version.dll) to perform DLL Hijacking and elevate privileges to SYSTEM.

Affected products

• Displaylink Core Software Cleaner: version 8.2.1956 only

Published 2018-06-05. Last modified 2026-06-17.