iHongRen pptp-vpn XPC Service HelperTool.m shouldAcceptNewConnection missing authentication

A weakness has been identified in iHongRen pptp-vpn 1.0/1.0.1 on macOS. This issue affects the function shouldAcceptNewConnection of the file HelpTool/HelperTool.m of the component XPC Service. This manipulation causes missing authentication. The attack can only be executed locally. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.