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#VERSION,2.03
#LASTMOD,01.09.2008
###############################################################################
# Copyright (C) 2007 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
# General HTTP headers checks
###############################################################################
sub nikto_headers
{
my @interesting_headers = qw /microsoftofficewebserver ms-author-via dasl dav daap-server/;
#######################################################################
# look for a powered-by header...could require a valid file, maybe not
my %xpb;
foreach
my $f (qw/\/index.php \/junk999.php \/ \/index.php3 \/ \/junk999.php3 \/index.cfm \/junk999.cfm \/index.asp \/junk999.asp \/index.aspx \/junk988.aspx/)
{
(my $RES, $CONTENT) = fetch($f, "GET");
if ($result{'x-powered-by'} ne "") { $xpb{ $result{'x-powered-by'} } = 1; }
}
foreach my $x (sort keys %xpb)
{
# push version to BUILDITEMS so it can be evaluated later
push(@BUILDITEMS, $x);
if (exists($TESTS{999992}{message}))
{
$TESTS{999992}{message} =~ s/Retrieved X\-Powered\-By header\: //;
$TESTS{999992}{message} = "Retrieved X-Powered-By headers: $TESTS{999992}{message} and $x";
} else
{
$TESTS{999992}{message} = "Retrieved X-Powered-By header: $x";
}
$TESTS{999992}{osvdb} = 0;
nprint("+ OSVDB-$TESTS{999992}{osvdb}: $TESTS{999992}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999992} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
}
#######################################################################
# Servlet-Engine info
if ($result{'servlet-engine'} ne "")
{
my $x = $result{'servlet-engine'};
$x = ~s/\(.*$//;
$x =~ s/\s+//g;
push(@BUILDITEMS, $x);
$TESTS{999991}{message} = "Retrieved servlet-engine headers: $x";
$TESTS{999991}{osvdb} = 0;
nprint("+ OSVDB-$TESTS{999991}{osvdb}: $TESTS{999991}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999991} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
my @bits = split(/;/, $x);
foreach my $bit (@bits)
{
# nprint("- Retrieved servlet-engine headers : $bit");
# $TARGETS{$CURRENT_HOST_ID}{positives}{999998}=1;
# $TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
push(@BUILDITEMS, $bit);
}
}
#######################################################################
# Content-Location header in IIS
LW2::http_close(\%request); # force-close any old connections
LW2::http_fixup_request(\%request);
LW2::http_reset();
my $wh = $request{'whisker'}{'Host'};
my $h = $request{'Host'};
delete $request{'whisker'}{'Host'};
delete $request{'Host'};
$request{'whisker'}->{'uri'} = "/";
$request{'whisker'}->{'method'} = "GET";
$request{'whisker'}{'version'} = "1.0";
LW2::http_do_request_timeout(\%request, \%result);
if ( ($result{'content-location'} ne "")
&& ($result{'content-location'} =~ /[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/)
&& ($result{'content-location'} !~ /$TARGETS{$CURRENT_HOST_ID}{ip}/))
{
$TESTS{999989}{message} =
"IIS may reveal its internal IP in the Content-Location header via a request to the root file. The value is \"$result{'content-location'}\".";
$TESTS{999989}{osvdb} = 630;
nprint("+ OSVDB-$TESTS{999989}{osvdb}: $TESTS{999989}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999989} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
}
LW2::http_close(\%request); # force-close any old connections
LW2::http_fixup_request(\%request);
LW2::http_reset();
$request{'whisker'}->{'uri'} = "/images";
$request{'whisker'}->{'method'} = "GET";
$request{'whisker'}{'version'} = "1.0";
delete $request{'whisker'}{'Host'};
delete $request{'Host'};
if ($CLI{pause} > 0) { sleep $CLI{pause}; }
LW2::http_do_request_timeout(\%request, \%result);
if (($result{'location'} ne "") && ($result{'location'} =~ /[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/) && ($result{'location'} !~ /$TARGETS{$CURRENT_HOST_ID}{ip}/))
{
$TESTS{999988}{message} =
"IIS may reveal its internal IP in the Location header via a request to the /images directory. The value is \"$result{'location'}\".";
$TESTS{999988}{osvdb} = 630;
nprint("+ OSVDB-$TESTS{999988}{osvdb}: $TESTS{999988}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999988} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
}
$request{'whisker'}{'Host'} = $wh;
$request{'Host'} = $h;
#######################################################################
# Location header in WebLogic
LW2::http_close(\%request); # force-close any old connections
LW2::http_fixup_request(\%request);
LW2::http_reset();
$request{'whisker'}->{'uri'} = ".";
$request{'whisker'}->{'method'} = "GET";
$request{'whisker'}{'version'} = "1.0";
if ($CLI{pause} > 0) { sleep $CLI{pause}; }
LW2::http_do_request_timeout(\%request, \%result);
if (($result{'location'} ne "") && ($result{'location'} =~ /http:\/\//))
{
$TESTS{999987}{message} = "WebLogic may reveal its internal IP or hostname in the Location header. The value is \"$result{'location'}\".";
$TESTS{999987}{osvdb} = 5737;
nprint("+ OSVDB-$TESTS{999987}{osvdb}: $TESTS{999987}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999987} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
}
#######################################################################
# All other interesting headers
foreach my $header (@interesting_headers)
{
if ($result{$header} ne '')
{
my $x = $result{$header};
$x =~ s/\s+.*$//;
push(@BUILDITEMS, $x);
$TESTS{999986}{message} = "Retrieved $header header: $result{$header}";
$TESTS{999986}{osvdb} = 0;
nprint("+ OSVDB-$TESTS{999986}{osvdb}: $TESTS{999986}{message}");
$TARGETS{$CURRENT_HOST_ID}{positives}{999986} = 1;
$TARGETS{$CURRENT_HOST_ID}{total_vulns}++;
}
}
}
1;
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