In IXP EasyInstall 6.2.13723, it is possible to temporarily disable UAC by using the Agent Service on a client system. An authenticated attacker (non-admin) can disable UAC for other users by renaming and replacing %SYSTEMDRIVE%\IXP\DATA\IXPAS.IXP.
https://improsec.com/tech-blog/multiple-vulnerabilities-in-easyinstall-rmm-and-deployment-software