The UpdateEngine class in the LiveUpdate ActiveX control (LiveUpdate16.DLL 17.2.56), as used in Revit Architecture 2009 SP2 and Autodesk Design Review 2009, allows remote attackers to execute arbitrary programs via the second argument to the ApplyPatch method.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.113
EPSS Ranking 93.1%