mirror of
https://github.com/vincentmli/bpfire.git
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Add the new vulnerabilities CGI file to the System menu
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
This commit is contained in:
Michael Tremer
224
html/cgi-bin/vulnerabilities.cgi
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224
html/cgi-bin/vulnerabilities.cgi
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#!/usr/bin/perl
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###############################################################################
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# #
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# IPFire.org - A linux based firewall #
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# Copyright (C) 2007-2019 IPFire Team <info@ipfire.org> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <http://www.gnu.org/licenses/>. #
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# #
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###############################################################################
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use strict;
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# enable only the following on debugging purpose
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use warnings;
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use CGI::Carp 'fatalsToBrowser';
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require '/var/ipfire/general-functions.pl';
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require "${General::swroot}/lang.pl";
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require "${General::swroot}/header.pl";
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my %VULNERABILITIES = (
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"l1tf" => "$Lang::tr{'foreshadow'} (CVE-2018-3620)",
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"mds" => "$Lang::tr{'fallout zombieload ridl'} (CVE-2018-12126, CVE-2018-12130, CVE-2018-12127, CVE-2019-11091)",
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"meltdown" => "$Lang::tr{'meltdown'} (CVE-2017-5754)",
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"spec_store_bypass" => "$Lang::tr{'spectre variant 4'} (CVE-2018-3639)",
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"spectre_v1" => "$Lang::tr{'spectre variant 1'} (CVE-2017-5753)",
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"spectre_v2" => "$Lang::tr{'spectre variant 2'} (CVE-2017-5715)",
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);
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my $errormessage = "";
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my $notice = "";
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my %mainsettings = ();
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my %color = ();
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&General::readhash("${General::swroot}/main/settings", \%mainsettings);
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&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
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my %settings = (
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"ENABLE_SMT" => "auto",
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);
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&General::readhash("${General::swroot}/main/security", \%settings);
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&Header::showhttpheaders();
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&Header::getcgihash(\%settings);
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if ($settings{'ACTION'} eq $Lang::tr{'save'}) {
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if ($settings{'ENABLE_SMT'} !~ /^(auto|on)$/) {
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$errormessage = $Lang::tr{'invalid input'};
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}
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unless ($errormessage) {
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&General::writehash("${General::swroot}/main/security", \%settings);
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$notice = $Lang::tr{'please reboot to apply your changes'};
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}
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}
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my %checked = ();
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$checked{'ENABLE_SMT'}{'auto'} = '';
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$checked{'ENABLE_SMT'}{'on'} = '';
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$checked{'ENABLE_SMT'}{$settings{'ENABLE_SMT'}} = "checked";
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&Header::openpage($Lang::tr{'processor vulnerability mitigations'}, 1, '');
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&Header::openbigbox("100%", "left", "", $errormessage);
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if ($errormessage) {
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&Header::openbox('100%', 'left', $Lang::tr{'error messages'});
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print "<font color='red'>$errormessage</font>";
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&Header::closebox();
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}
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if ($notice) {
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&Header::openbox('100%', 'left', $Lang::tr{'notice'});
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print "<font color='red'>$notice</font>";
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&Header::closebox();
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}
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&Header::openbox('100%', 'center', $Lang::tr{'processor vulnerability mitigations'});
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print <<END;
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<table class="tbl" width='100%'>
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<thead>
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<tr>
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<th align="center">
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<strong>$Lang::tr{'vulnerability'}</strong>
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</th>
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<th align="center">
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<strong>$Lang::tr{'status'}</strong>
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</th>
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</tr>
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</thead>
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<tbody>
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END
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my $id = 0;
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for my $vuln (sort keys %VULNERABILITIES) {
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my ($status, $message) = &check_status($vuln);
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next if (!$status);
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my $colour = "";
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my $bgcolour = "";
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my $status_message = "";
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# Not affected
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if ($status eq "Not affected") {
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$status_message = $Lang::tr{'not affected'};
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$colour = "white";
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$bgcolour = ${Header::colourblack};
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# Vulnerable
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} elsif ($status eq "Vulnerable") {
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$status_message = $Lang::tr{'vulnerable'};
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$colour = "white";
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$bgcolour = ${Header::colourred};
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# Mitigated
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} elsif ($status eq "Mitigation") {
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$status_message = $Lang::tr{'mitigated'};
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$colour = "black";
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$bgcolour = ${Header::colourorange};
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} else {
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next;
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}
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my $table_colour = ($id++ % 2) ? $color{'color22'} : $color{'color20'};
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print <<END;
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<tr bgcolor="$table_colour">
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<td align="left">
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<strong>$VULNERABILITIES{$vuln}</strong>
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</td>
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<td bgcolor="$bgcolour" align="center">
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<font color="$colour">
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END
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if ($message) {
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print "<strong>$status_message</strong>: $message";
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} else {
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print "<strong>$status_message</strong>";
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}
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print <<END;
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</font>
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</td>
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</tr>
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END
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}
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print <<END;
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</tbody>
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</table>
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END
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&Header::closebox();
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print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";
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&Header::openbox('100%', 'center', $Lang::tr{'settings'});
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print <<END;
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<table class="tbl" width="66%">
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<tbody>
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<tr>
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<td width="50%" align="left">
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<strong>$Lang::tr{'enable smt'}</strong>
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</td>
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<td width="50%" align="center">
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<label>
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<input type="radio" name="ENABLE_SMT"
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value="auto" $checked{'ENABLE_SMT'}{'auto'}>
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$Lang::tr{'automatic'}
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</label> /
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<label>
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<input type="radio" name="ENABLE_SMT"
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value="on" $checked{'ENABLE_SMT'}{'on'}>
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$Lang::tr{'force enable'} ($Lang::tr{'dangerous'})
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</label>
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</td>
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</tr>
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<tr>
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<td colspan="2" align="right">
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<input type="submit" name="ACTION" value="$Lang::tr{'save'}">
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</td>
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</tr>
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</tbody>
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</table>
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END
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&Header::closebox();
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print "</form>\n";
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&Header::closebigbox();
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&Header::closepage();
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sub check_status($) {
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my $vuln = shift;
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open(FILE, "/sys/devices/system/cpu/vulnerabilities/$vuln") or return undef;
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my $status = <FILE>;
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close(FILE);
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if ($status =~ /^(Mitigation): (.*)$/) {
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return ($1, $2);
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}
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return $status;
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}
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