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.