Integer overflow in the Post Office Agent in Novell GroupWise before 2014 R2 Service Pack 1 Hot Patch 1 might allow remote attackers to execute arbitrary code via a long (1) username or (2) password, which triggers a heap-based buffer overflow.
https://www.novell.com/support/kb/doc.php?id=7017975
http://www.securityfocus.com/bid/92642
http://www.securityfocus.com/archive/1/539296/100/0/threaded