Directory traversal vulnerability in admin/main.php in AMAX Magic Winmail Server 4.2 (build 0824) and earlier allows remote attackers to overwrite arbitrary files with session information via the sid parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/23132
http://www.securityfocus.com/bid/15493/
http://securityreason.com/securityalert/195
http://secunia.com/secunia_research/2005-58/advisory/
http://secunia.com/advisories/16665
http://archives.neohapsis.com/archives/fulldisclosure/2005-11/0580.html