Issue :
When an user tries to access a non-existent page or when a new account is created and no index page is uploaded then the following information can be viewed :
Apache/2.0.63 (Unix) mod_ssl/2.0.63 OpenSSL/0.9.8e-fips-rhel5 mod_auth_passthrough/2.1 mod_bwlimited/1.4 FrontPage/5.0.2.2635 PHP/5.2.8 Server at domain.com Port 80
Fix :
Disable the Server Signature via WHM >> Main >> Service Configuration >> Apache Configuration >> ServerSignature
OR
Add the following lines in the httpd.conf file :
ServerSignature Off
ServerTokens Prod
FileETag None