LAN SUITE Web Mail 602Pro, when configured to use the "Directory browsing" feature, allows remote attackers to obtain a directory listing via an HTTP request to (1) index.html, (2) cgi-bin/, or (3) users/.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15349
http://www.securityfocus.com/bid/9780
http://marc.info/?l=bugtraq&m=107799540630302&w=2
http://archives.neohapsis.com/archives/bugtraq/2004-03/0096.html