Bypassing Application Whitelisting with BGInfo

TL;DR BGinfo.exe older than version 4.22 can be used to bypass application whitelisting using vbscript inside a bgi file. This can run directly from a webdav server. UPDATE: 22.05.2017 AppLocker is still vulnerable with Bginfo 4.22. A blogpost about that here: https://oddvar.moe/2017/05/22/clarification-bginfo-4-22-applocker-still-vulnerable/ UPDATE: 19.06.2017 Microsoft has thanked me in their documentation for this finding. The … Continue reading Bypassing Application Whitelisting with BGInfo