Sua configuração inclui isto:
<Directory "c:/wamp/www/">
Options Indexes FollowSymLinks Includes ExecCGI
AllowOverride all
Order deny,allow
Allow from all
Require local
</Directory>
Essa diretiva Require local
limita o acesso ao mesmo host (por exemplo, localhost), como em docs :
The
local
provider allows access to the server if any of the following conditions is true:
- the client address matches 127.0.0.0/8
- the client address is ::1
- both the client and the server address of the connection are the same
This allows a convenient way to match connections that originate from the local host:
Require local