Absolute path traversal vulnerability in phpcksec.php in Stefan Ott phpcksec 0.2.0 allows remote attackers to list arbitrary directories and read arbitrary files via a full pathname in the file parameter.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.