Directory traversal vulnerability in the Online Examination (aka Online Exam or com_onlineexam) component 1.5.0 for Joomla! allows remote attackers to read arbitrary files via a .. (dot dot) in the controller parameter to index.php. NOTE: some of these details are obtained from third party information.
Improper Limitation of a Pathname to a Restricted Directory 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.