If you are using a non- updated version of PHP on your dedicated server, it is probably vulnerable to a security flaw , according to on how PHP was configured above .
This vulnerability may allow a hacker to execute an arbitrary code on your server. In other words , to be able to partially take control.
Distributions that OVH offers to those on which PHP is installed by default , are always installed with the latest version update packages offered. However, if you have installed an old distribution and you have never updated , your server could be affected .
We advise you to update it as soon as possible.
To help you , we offer you a script to clean your server from a known type of attacks that task advantage of this security flaw.
The script is available here: ftp://ftp.ovh.net/made-in-ovh/dedie/distribstuff/debian6-removephpmalware.sh Be careful , this script restarts the Apache web server, we recommend you to read it before you start .