Vulnerability Assessment Tools (Not exhaustive list)

AppDetective, AppScan, AuditPro, Aurora RAS, ISRanger, NeoScanner, nessus, netIQ, Vuln Manager, Nexpose, N-Stealth, Retina, Network Security Scanner, RJ-itop, Scuba, SAINT, Secugard NSE, Securescan, SARA
CVE Data, WAMP, Apache MySQL, PHP Myadmin, SQLLiteManager, WAMPServiceManager
RAT from cisecurity.org
DBScanner, Metasploit Framework, GFI Languard, nikto, metacoretex (free db scanner), nc (netcat), ethereal, nessus plugins.