This script is Copyright (C) 2013-2015 Tenable Network Security, Inc.
The remote Amazon Linux AMI host is missing a security update.
nginx 0.8.41 through 1.4.3 and 1.5.x before 1.5.7 allows remote
attackers to bypass intended restrictions via an unescaped space
character in a URI.
See also :
Run 'yum update nginx' to update your system.
Risk factor :
High / CVSS Base Score : 7.5