This script is Copyright (C) 2005-2015 Tenable Network Security, Inc.
Arbitrary code may be run on the remote machine.
The remote poppassd daemon crashes when a too long name is sent after
the USER command.
It might be possible for a remote attacker to run arbitrary code on this
Upgrade your software or use another one.
Risk factor :
Critical / CVSS Base Score : 10.0
CVSS Temporal Score : 10.0
Public Exploit Available : true