Remember that Apache Remote Code Execution bug? No, not Struts, the other one. No, not mod_cgi, the other one. No, not auth_digest the other one.. ad inifinum.

Remember that Apache Remote Code Execution bug? No, not Struts, the other one. No, not mod_cgi, the other one. No, not auth_digest the other one.. ad inifinum. These were all caused by so-called "unsafe legacy functions". Just because YOU might not implement them, doesn't mean others won't.