BroadVision One-To-One Enterprise allows remote attackers to determine the physical path of server files by requesting a .JSP file name that does not exist.
https://exchange.xforce.ibmcloud.com/vulnerabilities/5661
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-0031
http://archives.neohapsis.com/archives/bugtraq/2000-12/0074.html