#VERSION,2.02
# $Id: nikto_apache_expect_xss.plugin 539 2010-09-06 03:33:19Z sullo $
###############################################################################
#  Copyright (C) 2008 CIRT, Inc.
#
#  This program is free software; you can redistribute it and/or
#  modify it under the terms of the GNU General Public License
#  as published by the Free Software Foundation; version 2
#  of the License only.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
###############################################################################
# PURPOSE:
# Test Apache's expect header XSS
###############################################################################
sub nikto_apache_expect_xss_init {
    my $id = {
        name        => "apache_expect_xss",
        full_name   => "Apache Expect XSS",
        author      => "Sullo",
        description =>
            "Checks whether the web servers has a cross-site scripting vulnerability through the Expect: HTTP header",
        hooks       =>  {
                            scan => {
                                method => \&nikto_apache_expect_xss,
                            },
                        },      
        copyright   => "2008 CIRT Inc."
    };
    return $id;
}

sub nikto_apache_expect_xss {
    my ($mark) = @_;
    my %headers = ('Expect', '<script>alert(xss)</script>');
    (my $RES, $CONTENT) = nfetch($mark, "/", "GET", "", \%headers, "", "apache_expect_xss");

    if ($CONTENT =~ /<script>alert\(xss\)<\/script>/) {
        add_vulnerability($mark, "Apache is vulnerable to XSS via the Expect header", 999974,
                          27487);
    }
}

1;
