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Directory traversal vulnerability in the Percha Downloads Attach (com_perchadownloadsattach) component 1.1 for Joomla! allows remote attackers to read arbitrary files and possibly have unspecified other impact via a .. (dot dot) in the controller parameter to index.php.
Use CWE-22, Percha vendor hub and Com Perchadownloadsattach product page to widen CVE-2010-2037 into its surrounding weakness, vendor, and product context.