SQL injection vulnerability in the Aardvertiser (com_aardvertiser) component 2.1 and 2.1.1 for Joomla! allows remote attackers to execute arbitrary SQL commands via the cat_name parameter in a view action to index.php.
The Aardvertiser component before 2.2.1 for Joomla! uses insecure permissions (777) in unspecified folders, which allows local users to modify, create, or delete certain files.