Stack-based buffer overflow in the IMAP daemon (IMAPD) in Novell NetMail before 3.52e FTF2 allows remote authenticated users to execute arbitrary code via a long argument to the SUBSCRIBE command.
https://secure-support.novell.com/KanisaPlatform/Publishing/328/3717068_f.SAL_Public.html
http://www.vupen.com/english/advisories/2006/5134
http://www.securityfocus.com/bid/21728
http://www.kb.cert.org/vuls/id/863313
http://securitytracker.com/id?1017437
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=454