There are multiple ways to execute PHP scripts on a web server. We're often asked about the difference between these modes, so here it is!. In instances where running the mod_php module to run PHP scripts on Apache is not sufficient, PHP can be run as a CGI binary. Combined. PHP-FPM is PHP's FastCGI implementation; PHP-FPM runs as a standalone FastCGI server and Apache connects to the server using Apache's. server-side, HTML-embedded scripting language (CGI binary) (default). This package provides the /usr/lib/cgi-bin/php CGI interpreter built for use in Apache 2 .
CVE 2012-1823 - PHP CGI Argument Injection