DATEV Nutzungskontrolle 2.1 and 2.2 has insecure write permissions for critical registry keys, which allows local users to bypass access restrictions by importing NukoInfo values in certain DATEV keys, which disables Nutzungskontrolle.

The ExecuteExe method in the DVBSExeCall Control ActiveX control 1.0.0.1 in DVBSExeCall.ocx in DATEV Base System (aka Grundpaket Basis) allows remote attackers to execute arbitrary commands via unspecified vectors.

Multiple untrusted search path vulnerabilities in the DMTGUI2.EXE and DvInesLogFileViewer.Exe components in DATEV Grundpaket Basis CD23.20 allow local users to gain privileges via a Trojan horse (1) DVBSKNLANG101.dll or (2) DvZediTermSrvInfo004.dll file in the current working directory, as demonstrated by a directory that contains a .dmt, .adl, .c02, .dof, or .jrf file. NOTE: some of these details are obtained from third party information.

A reflected cross-site scripting (XSS) vulnerability in DATEV eG Personal-Management System Comfort/Comfort Plus v15.1.0 to v16.1.1 P4 allows attackers to steal targeted users' login data by sending a crafted link.