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Code injection is the exploitation of a computer bug that is caused by processing invalid data. Code injection can be used by an attacker to introduce (or "inject") code into a computer program to change the course of execution. The results of a Code Injection attack can be disastrous. For instance, code injection is used by some Computer worms to propagate.

Overview and example ... Read more »

Views: 9904 | Added by: Siegh_Wahrhreit | Date: 2009-06-10 | Comments (3)

How the attack works

Remote File Inclusion attacks allow malicious users to run their own PHP code on a vulnerable website. The attacker is allowed to include his own (malicious) code in the space provided for PHP programs on a web page. For instance, a piece of vulnerable PHP code would look like this:

include($page . '.php');

This line of PHP code, is then used in URLs like the following example:


Because the $page variable is not specifically defined, an attacker can insert the location of a malicious file into the URL and execute it on the target server as in this example:

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Views: 1026 | Added by: Siegh_Wahrhreit | Date: 2009-06-10 | Comments (0)