Unspecified vulnerability in Hitachi COBOL2002 Net Developer, Net Server Suite, and Net Client Suite 01-00, 01-01 through 01-01-/D, 01-02 through 01-02-/F, 01-03 through 01-03-/F, 02-00 through 02-00-/D, 02-01 through 02-01-/C, and possibly other versions before 02-01-/D allows remote attackers to execute arbitrary code via unknown attack vectors.