Directory traversal vulnerability in the IMAP service in EServ/3 3.25 allows remote authenticated users to read other user's email messages, create/rename arbitrary directories on the system, and delete empty directories via directory traversal sequences in the (1) CREATE, (2) SELECT, (3) DELETE, (4) RENAME, (5) COPY or (6) APPEND commands.
https://exchange.xforce.ibmcloud.com/vulnerabilities/26738
http://www.vupen.com/english/advisories/2006/2066
http://www.securityfocus.com/bid/18179
http://www.securityfocus.com/archive/1/435415/100/0/threaded
http://www.eserv.ru/ru/news/news_detail.php?ID=235
http://securityreason.com/securityalert/1006