Appointinator 1.0.1 Joomla Component Multiple Remote Vulnerabilities Name Appointinator Vendor http://appointinator.chemeia.info Versions Affected 1.0.1 Author Salvatore Fresta aka Drosophila Website http://www.salvatorefresta.net Contact salvatorefresta [at] gmail [dot] com Date 2010-07-27 X. INDEX I. ABOUT THE APPLICATION II. DESCRIPTION III. ANALYSIS IV. SAMPLE CODE V. FIX I. ABOUT THE APPLICATION ________________________ Appointinator is a small and convenient component, that allows you to start appointment polls for your registered users. II. DESCRIPTION _______________ Some parameters are not properly sanitised before being used in SQL queries. These bugs can be exploited from registered users. III. ANALYSIS _____________ Summary: A) SQL Injection B) Blind SQL Injection A) SQL Injection ________________ The parameter aid passed to app.php when view is set to App is not properly sanitised before being used in a SQL query. This can be exploited to manipulate SQL queries by injecting arbitrary SQL code. B) Blind SQL Injection ______________________ The parameter aid passed to app.php via POST in the vote form is not properly sanitised before being used in a SQL query by the store function. This can be exploited to manipulate SQL queries by injecting arbitrary SQL code. IV. SAMPLE CODE _______________ A) SQL Injection http://site/path/index.php?option=com_appointinator&view=App&aid=-1 UNION SELECT 1,CONCAT(username,0x3A,password),3,4,5,6 FROM jos_users V. FIX ______ No fix.