CVE-2013-4728

DDSN Interactive cm3 Acora CMS 6.0.6/1a, 6.0.2/1a, 5.5.7/12b, 5.5.0/1b-p1, and possibly other versions, allows remote attackers to obtain sensitive information via a .. (dot dot) in the "l" parameter, which reveals the installation path in an error message.