Files
bpfire/html/cgi-bin/logs.cgi/ids.dat
2019-04-12 17:33:39 +01:00

498 lines
14 KiB
Perl

#!/usr/bin/perl
#
# SmoothWall CGIs
#
# This code is distributed under the terms of the GPL
#
# (c) The SmoothWall Team
#
# Copyright (C) 18-03-2002 Mark Wormgoor <mark@wormgoor.com>
# - Added links to Snort database and ipinfo.cgi
#
# $Id: ids.dat,v 1.6.2.16 2005/06/14 08:25:30 eoberlander Exp $
#
use strict;
# enable only the following on debugging purpose
#use warnings;
#use CGI::Carp 'fatalsToBrowser';
require '/var/ipfire/general-functions.pl';
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";
my %color = ();
my %mainsettings = ();
&General::readhash("${General::swroot}/main/settings", \%mainsettings);
&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
use POSIX();
#workaround to suppress a warning when a variable is used only once
my @dummy = ( ${Header::table1colour}, ${Header::table2colour} );
undef (@dummy);
my %cgiparams=();
my %logsettings=();
my @log=();
my $errormessage = '';
my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
'Sep', 'Oct', 'Nov', 'Dec' );
my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
$Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
$Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
$Lang::tr{'december'} );
my @now = localtime(time);
my $dow = $now[6];
my $doy = $now[7];
my $tdoy = $now[7];
my $year = $now[5]+1900;
$cgiparams{'DAY'} = $now[3];
$cgiparams{'MONTH'} = $now[4];
$cgiparams{'ACTION'} = '';
&Header::getcgihash(\%cgiparams);
$logsettings{'LOGVIEW_REVERSE'} = 'off';
&General::readhash("${General::swroot}/logging/settings", \%logsettings);
${Header::viewsize} = defined ($logsettings{'LOGVIEW_VIEWSIZE'}) ? $logsettings{'LOGVIEW_VIEWSIZE'} : 150;
$Header::viewsize /= 5; # each ids is displayed on 5 lines
$now[4] = $cgiparams{'MONTH'}+1;
if($now[4] < 10) {
$now[4] = "0$now[4]"; }
my $start = -1;
if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
{
my @temp = split(',',$ ENV{'QUERY_STRING'});
$start = $temp[0];
$cgiparams{'MONTH'} = $temp[1];
$cgiparams{'DAY'} = $temp[2];
}
if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
!($cgiparams{'DAY'} =~ /^(1|2|3|4|5|6|7|8|9|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31)$/))
{
$cgiparams{'DAY'} = $now[3];
$cgiparams{'MONTH'} = $now[4];
}
elsif($cgiparams{'ACTION'} eq '>>')
{
my @temp_then=();
my @temp_now = localtime(time);
$temp_now[4] = $cgiparams{'MONTH'};
$temp_now[3] = $cgiparams{'DAY'};
@temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
## Retrieve the same time on the next day +
## 86400 seconds in a day
$cgiparams{'MONTH'} = $temp_then[4];
$cgiparams{'DAY'} = $temp_then[3];
}
elsif($cgiparams{'ACTION'} eq '<<')
{
my @temp_then=();
my @temp_now = localtime(time);
$temp_now[4] = $cgiparams{'MONTH'};
$temp_now[3] = $cgiparams{'DAY'};
@temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
## Retrieve the same time on the previous day -
## 86400 seconds in a day
$cgiparams{'MONTH'} = $temp_then[4];
$cgiparams{'DAY'} = $temp_then[3];
}
if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
{
my @then = ();
if ( ( $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
( $cgiparams{'MONTH'} > $now[4] ) ) {
@then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
} else {
@then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
}
$tdoy = $then[7];
my $lastleap=($year-1)%4;
if ($tdoy>$doy) {
if ($lastleap == 0 && $tdoy < 60) {
$doy=$doy+366;
} else {
$doy=$doy+365;
}
}
}
my $datediff=0;
my $dowd=0;
my $multifile=0;
if ($tdoy ne $doy) {
$datediff=int(($doy-$tdoy)/7);
$dowd=($doy-$tdoy)%7;
if (($dow-$dowd)<1) {
$datediff=$datediff+1;
}
if (($dow-$dowd)==0) {
$multifile=1;
}
}
my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
my $monthnum = $cgiparams{'MONTH'} + 1;
my $monthstr = $monthnum <= 9 ? "0$monthnum" : "$monthnum";
my $daystr = $cgiparams{'DAY'} <= 9 ? "0$cgiparams{'DAY'}" : "$cgiparams{'DAY'}";
my $lines = 0;
my ($title,$classification,$priority,$date,$time,$srcip,$srcport,$destip,$destport, $sid, @refs);
&processevent;
if ($multifile) {
$datediff=$datediff-1;
&processevent;
}
if ($cgiparams{'ACTION'} eq $Lang::tr{'export'})
{
print "Content-type: text/plain\n\n";
print "IPFire IPS log\r\n";
print "Date: $cgiparams{'DAY'} $longmonths[$cgiparams{'MONTH'}]\r\n";
print "\r\n";
if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @log = reverse @log; }
foreach $_ (@log)
{
my ($datetime,$title,$priority,$classification,$srcip,$srcport,$destip,$destport,$sid,$refs) = split(/\|/);
$refs =~ s/,$//;
# Skip event if no datetime and title are available.
next unless (($datetime) && ($title));
print "Date: $datetime\n";
print "Name: $title\n";
print "Priority: $priority\n";
print "Type: $classification\n";
print "IP Info: ";
print "$srcip";
if ($srcport != "n/a") {
print ":$srcport";
}
print " -> ";
print "$destip";
if ($destport != "n/a") {
print ":$destport";
}
print "\n";
print "SID: $sid\n";
print "Refs: $refs\n\n";
}
exit;
}
&Header::showhttpheaders();
&Header::openpage($Lang::tr{'ids log viewer'}, 1, '');
&Header::openbigbox('100%', 'left', '', $errormessage);
if ($errormessage) {
&Header::openbox('100%', 'left', $Lang::tr{'error messages'});
print "<font class='base'>$errormessage&nbsp;</font>\n";
&Header::closebox();
}
&Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
print <<END
<form method='post' action="$ENV{'SCRIPT_NAME'}">
<table width='100%'>
<tr>
<td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
<td width='10%'>
<select name='MONTH'>
END
;
for (my $month = 0; $month < 12; $month++)
{
print "\t<option ";
if ($month == $cgiparams{'MONTH'}) {
print 'selected="selected" '; }
print "value='$month'>$longmonths[$month]</option>\n";
}
print <<END
</select>
</td>
<td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
<td width='40%'>
<select name='DAY'>
END
;
for (my $day = 1; $day <= 31; $day++)
{
print "\t<option ";
if ($day == $cgiparams{'DAY'}) {
print 'selected="selected" '; }
print "value='$day'>$day</option>\n";
}
print <<END
</select>
</td>
<td width='5%' align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
<td width='5%' align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
<td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
<td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'export'}' /></td>
</tr>
</table>
</form>
END
;
&Header::closebox();
&Header::openbox('100%', 'left', $Lang::tr{'log'});
print "<p><b>$Lang::tr{'ids log hits'} $longmonthstr $daystr: $lines</b></p>";
if ($start == -1) {
$start = $lines - ${Header::viewsize}; }
if ($start >= $lines - ${Header::viewsize}) { $start = $lines - ${Header::viewsize}; };
if ($start < 0) { $start = 0; }
my $prev = $start - ${Header::viewsize};
my $next = $start + ${Header::viewsize};
if ($prev < 0) { $prev = 0; }
if ($next >= $lines) { $next = -1 }
if ($start == 0) { $prev = -1; }
my @slice = splice(@log, $start, ${Header::viewsize});
if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @slice = reverse @slice; }
if ($lines != 0) {
&oldernewer();
$lines = 0;
print <<END
<table width='100%'>
END
;
foreach $_ (@slice)
{
if ($lines % 2) {
print "<tr bgcolor='$color{'color20'}'><td>\n"; }
else {
print "<tr bgcolor='$color{'color22'}'><td>\n"; }
my ($datetime,$title,$priority,$classification,$srcip,$srcport,$destip,$destport,$sid,$refs) = split(/\|/);
# Only show the current event if at least datetime and title are available.
next unless (($datetime) && ($title));
print <<END
<table width='100%'>
<tr>
<td width='15%'><b>$Lang::tr{'date'}:</b></td><td width='25%'>$datetime</td>
<td width='10%'><b>$Lang::tr{'name'}:</b></td><td width='50%'>$title</td>
</tr>
<tr><td><b>$Lang::tr{'priority'}:</b></td><td>$priority</td>
<td><b>$Lang::tr{'type'}:</b></td><td>$classification</td>
</tr>
<tr><td><b>$Lang::tr{'ipinfo'}:</b></td>
<td colspan='3'>
END
;
if ($srcip ne "n/a") {
print "<a href='/cgi-bin/ipinfo.cgi?ip=$srcip'>$srcip</a>";
} else {
print "$srcip";
}
print ":$srcport -&gt; ";
if ($destip ne "n/a") {
print "<a href='/cgi-bin/ipinfo.cgi?ip=$destip'>$destip</a>";
} else {
print "$destip";
}
print ":$destport";
print <<END
</td>
</tr>
<tr><td valign='top'><b>$Lang::tr{'references'}:</b></td><td valign='top'>
END
;
foreach my $ref (split(/,/,$refs)) {
if ($ref =~ m/url (.*)/) {
print "<a href='http://$1'>$1</a><br />";
} elsif ($ref =~ m/cve (.*)/) {
print "<a href='http://cve.mitre.org/cgi-bin/cvename.cgi?name=$1'>$1</a><br />";
} elsif ($ref =~ m/nessus (.*)/) {
print "<a href='http://cgi.nessus.org/plugins/dump.php3?id=$1'>Nessus $1</a><br />";
} elsif ($ref =~ m/bugtraq (.*)/) {
print "<a href='http://www.securityfocus.com/bid/$1'>Bugtraq $1</a><br />";
} else {
print "$ref<br />";
}
}
print $Lang::tr{'none found'} unless $refs =~ /,/;
print <<END
<td valign='top'><b>SID:</b></td>
<td valign='top'>
END
;
if ($sid eq "n/a") {
print $sid;
} elsif ($sid < 1000000) {
# Link to sourcefire if the the rule sid is less than 1000000.
print "<a href='https://www.snort.org/rule_docs/1-$sid' ";
print "target='_blank'>$sid</a></td>\n";
} elsif ($sid >= 2000000 and $sid < 3000000) {
# Link to emergingthreats if the rule sid is between 2000000 and 3000000.
print "<a href='http://doc.emergingthreats.net/$sid' ";
print "target='_blank'>$sid</a></td>\n";
} else {
# No external link for user defined rules
print $sid;
}
print <<END
</tr>
</table><br>
</td></tr>
END
;
$lines++;
}
print "</table>";
}
&oldernewer();
&Header::closebox();
&Header::closebigbox();
&Header::closepage();
sub processevent
{
our ($title,$classification,$priority,$date,$time,$srcip,$srcport,$destip,$destport, $sid, @refs);
my $filestr='';
if ($datediff==0) {
# If there is no datediff, directly assign the suricata fast.log.
$filestr="/var/log/suricata/fast.log";
} else {
# If there is a datediff, assign the datediff to the filestring.
$filestr="/var/log/suricata/fast.log.$datediff";
# The files are compressed add the extension to the filestring.
$filestr="$filestr.gz";
# If the file does not exist, try to fallback to legacy snort alert file.
unless (-f $filestr) {
# Assign snort alert file, the datediff and extension for compressed file.
$filestr = "/var/log/snort/alert.$datediff";
$filestr = "$filestr.gz";
}
}
if (!(open (LOG,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
$errormessage="$errormessage$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
} else {
my $line = 0;
while(<LOG>) {
$line++;
if ($_ =~ m/\[\*\*\]/) {
unless ($line == 1 || $date ne "$monthstr/$daystr") {
&append;
$line = 1;
}
($title,$classification,$priority,$date,$time,$srcip,$srcport,$destip,$destport,$sid) = ("n/a","n/a","n/a","n/a","n/a","n/a","n/a","n/a","n/a", "n/a");
@refs = ();
$_ =~ m/:([0-9]{1,5})\] (.*) \[\*\*\]/;
$title = &Header::cleanhtml($2,"y");
}
if ($_ =~ m/Classification: (.*)\] \[Priority: (\d)\]/) {
$classification = &Header::cleanhtml($1,"y");
$priority = $2;
}
if ($_ =~ m/([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3}) \-\> ([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/) {
$srcip = $1 . "." . $2 . "." . $3 . "." . $4;
$destip = $5 . "." . $6 . "." . $7 . "." . $8;
}
if ($_ =~ m/([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\:([0-9]{1,6}) \-\> ([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\:([0-9]{1,6})/) {
$srcip = $1 . "." . $2 . "." . $3 . "." . $4;
$srcport = $5;
$destip = $6 . "." . $7 . "." . $8 . "." . $9;
$destport = $10;
}
if ($_ =~ m/^([0-9\/]{3,5})(\/\d+)?\-([0-9\:]{5,8})\.([0-9]{1,14})/) {
($date,$time) = ($1,$3);
}
if ($_ =~ m/\[Xref \=\>.*\]/) {
$_ =~ s/\]\[Xref \=\> /, /g;
$_ =~ m/\[Xref \=\> (.*)\]/;
push(@refs, $1);
}
if ($_ =~ m/\[1:([0-9]+):[0-9]+\]/) {
$sid = $1;
}
}
$line++;
# Split the date into single chunks.
my ($month, $day, $year) = split('/', $date);
# Check if all data is collected and the date of the event fits the desired date to
# get displayed.
if ($line gt 1 || "$month/$day" eq "$monthstr/$daystr") { &append; }
close(LOG);
}
}
sub append
{
our ($title,$classification,$priority,$date,$time,$srcip,$srcport,$destip,$destport, $sid, @refs);
$log[$lines] = "$date $time|$title|$priority|$classification|$srcip|$srcport|$destip|$destport|$sid|";
foreach $_ (@refs) {
$log[$lines] = "$log[$lines]$_,"; }
$lines++;
}
sub oldernewer
{
print <<END
<table width='100%'>
<tr>
END
;
print "<td align='center' width='50%'>";
if ($prev != -1) {
print "<a href='/cgi-bin/logs.cgi/ids.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'}'>$Lang::tr{'older'}</a>"; }
else {
print "$Lang::tr{'older'}"; }
print "</td>\n";
print "<td align='center' width='50%'>";
if ($next != -1) {
print "<a href='/cgi-bin/logs.cgi/ids.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'}'>$Lang::tr{'newer'}</a>"; }
else {
print "$Lang::tr{'newer'}"; }
print "</td>\n";
print <<END
</tr>
</table>
END
;
}