Stack-based buffer overflow in the nim: protocol handler in Novell GroupWise Messenger 2.04 and earlier, and Novell Messenger 2.1.x and 2.2.x before 2.2.2, allows remote attackers to execute arbitrary code via an import command containing a long string in the filename parameter.
The server process in Novell Messenger 2.1 and 2.2.x before 2.2.1, and Novell GroupWise Messenger 2.04 and earlier, allows remote attackers to read from arbitrary memory locations via a crafted command.