Untrusted search path vulnerability in Adobe Premier Pro CS4 4.0.0 (314 (MC: 160820)) allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse ibfs32.dll that is located in the same folder as a .pproj, .prfpset, .prexport, .prm, .prmp, .prpreset, .prproj, .prsl, .prtl, or .vpr file.