Compaq Tru64 4.0 - Denial of Service via TCP SYN Scan
Compaq Tru64 4.0 d allows remote attackers to cause a denial of service in (1) telnet, (2) FTP, (3) ypbind, (4) rpc.lockd, (5) snmp, (6) ttdbserverd, and possibly other services via a TCP SYN scan, as demonstrated using nmap.