Multiple directory traversal vulnerabilities in ErfurtWiki R1.02b and earlier, when register_globals is enabled, allow remote attackers to include and execute arbitrary local files via a .. (dot dot) in the (1) ewiki_id and (2) ewiki_action parameters to fragments/css.php, and possibly the (3) id parameter to the default URI. NOTE: the default URI is site-specific but often performs an include_once of ewiki.php.
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.