Gattaca Server 2003 1.1.10.0 allows remote attackers to cause a denial of service (CPU consumption) via directory specifiers in the LANGUAGE parameter to (1) index.tmpl and (2) web.tmpl such as (a) slash \/\ (b) backslash \\\\ (c) dot \.\ (d) dot dot \..\ and (e) internal slash \lang//en\.