Multiple win32 servers vulnerable to DoS (OS matter)

Multiple win32 servers vulnerable to DoS OS matter AFFECTED SYSTEMS Windows 98 first edition with CONCON kernel patch by MicroSoft. Although this is an OS matter, here are some affected ftp server programs I have found : BisonFTP V4R1 Broker FTP Server 5.9.5.0 G6 FTP Server v2.15 AKA BulletProof...