An uncontrolled search path element vulnerability has been found on 4D and 4D server Windows executables applications, affecting version 19 R8 100218. This vulnerability consists in a DLL hijacking by replacing x64 shfolder.dll in the installation path, causing an arbitrary code execution.

An information disclosure vulnerability in 4D SAS 4D Server Application v17, v18, v19 R7 and earlier allows attackers to retrieve password hashes for all users via eavesdropping.

A broken authentication vulnerability in 4D SAS 4D Server software v17, v18, v19 R7, and earlier allows attackers to send crafted TCP packets containing requests to perform arbitrary actions.