Directory traversal vulnerability in frmGetAttachment.aspx in SmarterTools SmarterMail 1.6.1511 and 1.6.1529 allows remote attackers to read arbitrary files via the filename parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15389
https://euvd.enisa.europa.eu/vulnerability/EUVD-2004-2577
http://www.zone-h.org/advisories/read/id=4098
http://securitytracker.com/id?1009307
http://secunia.com/advisories/11042
http://members.lycos.co.uk/r34ct/main/smarter_mail%203.1/smarter_mail.txt