This is my tale about reporting a specific security vulnerability in a major product, just to give some insight in how responsible disclosures are handled by a security researcher (me) and various software companies (Cisco, Linksys and Belkin).
more here.........http://sijmen.ruwhof.net/weblog/268-password-hash-disclosure-in-linksys-smart-wifi-routers
more here.........http://sijmen.ruwhof.net/weblog/268-password-hash-disclosure-in-linksys-smart-wifi-routers