Testing for Directory Traversal

Brief Summary
Nowadays, many web applications use and manage files. Using input validation methods not well designed, an aggressor could exploit the system in order to read/write files that are not intended to be accessible; in particular situations it could be possible to execute arbitrary code or system commands.

Description of the Issue
...here: Short Description of the Issue: Topic and Explanation

Black Box testing and example
Testing for Topic X vulnerabilities: ... Result Expected: ...

Gray Box testing and example
Testing for Topic X vulnerabilities: ... Result Expected: ...