# Exploit Title: Viscosity for Windows 1.6.7 Privilege Escalation# Date: 31.01.2017# Software Link: https://www.sparklabs.com/# Exploit Author: Kacper Szurek# Contact: https://twitter.com/KacperSzurek# Website: https://security.szurek.pl/# Category: local
1. Description
It is possible to execute openvpn with custom dll as SYSTEM using ViscosityService because path is not correctly validated.
https://security.szurek.pl/viscosity-for-windows-167-privilege-escalation.html
2. Proof of Concept
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/41207.zip
3. Solution
Update to version 1.6.8
https://www.sparklabs.com/blog/viscosity-for-mac-windows-version-1-6-8/