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-rw-r--r--config/suricata/deprecated_rules63
-rw-r--r--config/suricata/suricata.inc67
-rw-r--r--config/suricata/suricata.xml5
-rw-r--r--config/suricata/suricata_check_for_rule_updates.php6
-rw-r--r--config/suricata/suricata_global.php15
-rw-r--r--config/suricata/suricata_migrate_config.php8
-rw-r--r--config/suricata/suricata_post_install.php4
7 files changed, 168 insertions, 0 deletions
diff --git a/config/suricata/deprecated_rules b/config/suricata/deprecated_rules
new file mode 100644
index 00000000..42dd6386
--- /dev/null
+++ b/config/suricata/deprecated_rules
@@ -0,0 +1,63 @@
+#
+# Obsoleted Snort VRT rule categories
+#
+snort_attack-responses.rules
+snort_backdoor.rules
+snort_bad-traffic.rules
+snort_botnet-cnc.rules
+snort_chat.rules
+snort_ddos.rules
+snort_dns.rules
+snort_dos.rules
+snort_experimental.rules
+snort_exploit.rules
+snort_finger.rules
+snort_ftp.rules
+snort_icmp-info.rules
+snort_icmp.rules
+snort_imap.rules
+snort_info.rules
+snort_misc.rules
+snort_multimedia.rules
+snort_mysql.rules
+snort_nntp.rules
+snort_oracle.rules
+snort_other-ids.rules
+snort_p2p.rules
+snort_phishing-spam.rules
+snort_policy.rules
+snort_pop2.rules
+snort_pop3.rules
+snort_rpc.rules
+snort_rservices.rules
+snort_scada.rules
+snort_scan.rules
+snort_shellcode.rules
+snort_smtp.rules
+snort_snmp.rules
+snort_specific-threats.rules
+snort_spyware-put.rules
+snort_telnet.rules
+snort_tftp.rules
+snort_virus.rules
+snort_voip.rules
+snort_web-activex.rules
+snort_web-attacks.rules
+snort_web-cgi.rules
+snort_web-client.rules
+snort_web-coldfusion.rules
+snort_web-frontpage.rules
+snort_web-iis.rules
+snort_web-misc.rules
+snort_web-php.rules
+#
+# Obsoleted Emerging Threats Categories
+#
+emerging-rbn-malvertisers.rules
+emerging-rbn.rules
+#
+# Obsoleted Emerging Threats PRO Categories
+#
+etpro-rbn-malvertisers.rules
+etpro-rbn.rules
+
diff --git a/config/suricata/suricata.inc b/config/suricata/suricata.inc
index 73208f61..1c21181b 100644
--- a/config/suricata/suricata.inc
+++ b/config/suricata/suricata.inc
@@ -3231,6 +3231,73 @@ function suricata_generate_yaml($suricatacfg) {
unset($suricata_conf_text);
}
+function suricata_remove_dead_rules() {
+
+ /*********************************************************/
+ /* This function removes dead and deprecated rules */
+ /* category files from the base Suricata rules directory */
+ /* and from the RULESETS setting of each interface. */
+ /* The file "deprecated_rules", if it exists, is used */
+ /* to determine which rules files to remove. */
+ /*********************************************************/
+
+ global $config, $g;
+ $rulesdir = SURICATADIR . "rules/";
+ $count = 0;
+ $cats = array();
+
+ // If there is no "deprecated_rules" file, then exit
+ if (!file_exists("{$rulesdir}deprecated_rules"))
+ return;
+
+ // Open a SplFileObject to read in deprecated rules
+ $file = new SplFileObject("{$rulesdir}deprecated_rules");
+ $file->setFlags(SplFileObject::READ_AHEAD | SplFileObject::SKIP_EMPTY | SplFileObject::DROP_NEW_LINE);
+ while (!$file->eof()) {
+ $line = $file->fgets();
+
+ // Skip any lines with just spaces
+ if (trim($line) == "")
+ continue;
+
+ // Skip any comment lines starting with '#'
+ if (preg_match('/^\s*\#+/', $line))
+ continue;
+
+ $cats[] = $line;
+ }
+
+ // Close the SplFileObject since we are finished with it
+ $file = null;
+
+ // Delete any dead rules files from the Suricata RULES directory
+ foreach ($cats as $file) {
+ if (file_exists("{$rulesdir}{$file}"))
+ $count++;
+ unlink_if_exists("{$rulesdir}{$file}");
+ }
+
+ // Log how many obsoleted files were removed
+ log_error(gettext("[Suricata] Removed {$count} obsoleted rules category files."));
+
+ // Now remove any dead rules files from the interface configurations
+ if (!empty($cats) && is_array($config['installedpackages']['suricata']['rule'])) {
+ foreach ($config['installedpackages']['suricata']['rule'] as &$iface) {
+ $enabled_rules = explode("||", $iface['rulesets']);
+ foreach ($enabled_rules as $k => $v) {
+ foreach ($cats as $d) {
+ if (strpos(trim($v), $d) !== false)
+ unset($enabled_rules[$k]);
+ }
+ }
+ $iface['rulesets'] = implode("||", $enabled_rules);
+ }
+ }
+
+ // Clean up
+ unset($cats, $enabled_rules);
+}
+
/* Uses XMLRPC to synchronize the changes to a remote node */
function suricata_sync_on_changes() {
global $config, $g;
diff --git a/config/suricata/suricata.xml b/config/suricata/suricata.xml
index 91708672..c4eef31a 100644
--- a/config/suricata/suricata.xml
+++ b/config/suricata/suricata.xml
@@ -123,6 +123,11 @@
<chmod>0755</chmod>
</additional_files_needed>
<additional_files_needed>
+ <item>https://packages.pfsense.org/packages/config/suricata/deprecated_rules</item>
+ <prefix>/usr/local/pkg/suricata/</prefix>
+ <chmod>0755</chmod>
+ </additional_files_needed>
+ <additional_files_needed>
<item>https://packages.pfsense.org/packages/config/suricata/suricata_download_updates.php</item>
<prefix>/usr/local/www/suricata/</prefix>
<chmod>0755</chmod>
diff --git a/config/suricata/suricata_check_for_rule_updates.php b/config/suricata/suricata_check_for_rule_updates.php
index 0fa4fb2d..9360d464 100644
--- a/config/suricata/suricata_check_for_rule_updates.php
+++ b/config/suricata/suricata_check_for_rule_updates.php
@@ -604,6 +604,12 @@ if ($snortcommunityrules == 'on') {
}
}
+// If removing deprecated rules categories, then do it
+if ($config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'] == "on") {
+ log_error(gettext("[Suricata] Hide Deprecated Rules is enabled. Removing obsoleted rules categories."));
+ suricata_remove_dead_rules();
+}
+
function suricata_apply_customizations($suricatacfg, $if_real) {
global $vrt_enabled, $rebuild_rules;
diff --git a/config/suricata/suricata_global.php b/config/suricata/suricata_global.php
index 8eea8d2d..013cde3e 100644
--- a/config/suricata/suricata_global.php
+++ b/config/suricata/suricata_global.php
@@ -67,6 +67,7 @@ else {
$pconfig['snortcommunityrules'] = $config['installedpackages']['suricata']['config'][0]['snortcommunityrules'];
$pconfig['snort_rules_file'] = $config['installedpackages']['suricata']['config'][0]['snort_rules_file'];
$pconfig['autogeoipupdate'] = $config['installedpackages']['suricata']['config'][0]['autogeoipupdate'];
+ $pconfig['hide_deprecated_rules'] = $config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'] == "on" ? 'on' : 'off';
}
// Do input validation on parameters
@@ -99,6 +100,7 @@ if (!$input_errors) {
$config['installedpackages']['suricata']['config'][0]['enable_etopen_rules'] = $_POST['enable_etopen_rules'] ? 'on' : 'off';
$config['installedpackages']['suricata']['config'][0]['enable_etpro_rules'] = $_POST['enable_etpro_rules'] ? 'on' : 'off';
$config['installedpackages']['suricata']['config'][0]['autogeoipupdate'] = $_POST['autogeoipupdate'] ? 'on' : 'off';
+ $config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'] = $_POST['hide_deprecated_rules'] ? 'on' : 'off';
// If any rule sets are being turned off, then remove them
// from the active rules section of each interface. Start
@@ -135,6 +137,12 @@ if (!$input_errors) {
}
}
+ // If deprecated rules should be removed, then do it
+ if ($config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'] == "on") {
+ log_error(gettext("[Suricata] Hide Deprecated Rules is enabled. Removing obsoleted rules categories."));
+ suricata_remove_dead_rules();
+ }
+
$config['installedpackages']['suricata']['config'][0]['snort_rules_file'] = $_POST['snort_rules_file'];
$config['installedpackages']['suricata']['config'][0]['oinkcode'] = $_POST['oinkcode'];
$config['installedpackages']['suricata']['config'][0]['etprocode'] = $_POST['etprocode'];
@@ -329,6 +337,13 @@ if ($input_errors)
</table></td>
</tr>
<tr>
+ <td width="22%" valign="top" class="vncell"><?php echo gettext("Hide Deprecated Rules Categories"); ?></td>
+ <td width="78%" class="vtable"><input name="hide_deprecated_rules" id="hide_deprecated_rules" type="checkbox" value="yes"
+ <?php if ($pconfig['hide_deprecated_rules']=="on") echo "checked"; ?> />
+ &nbsp;&nbsp;<?php echo gettext("Hide deprecated rules categories in the GUI and remove them from the configuration. Default is ") .
+ "<strong>" . gettext("Not Checked") . "</strong>" . gettext("."); ?></td>
+</tr>
+<tr>
<td colspan="2" valign="top" class="listtopic"><?php echo gettext("Rules Update Settings"); ?></td>
</tr>
<tr>
diff --git a/config/suricata/suricata_migrate_config.php b/config/suricata/suricata_migrate_config.php
index 384033b3..2fd5f96e 100644
--- a/config/suricata/suricata_migrate_config.php
+++ b/config/suricata/suricata_migrate_config.php
@@ -95,6 +95,14 @@ if (empty($config['installedpackages']['suricata']['config'][0]['et_iqrisk_enabl
}
/**********************************************************/
+/* Create new HIDE_DEPRECATED_RULES setting if not set */
+/**********************************************************/
+if (empty($config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'])) {
+ $config['installedpackages']['suricata']['config'][0]['hide_deprecated_rules'] = "off";
+ $updated_cfg = true;
+}
+
+/**********************************************************/
/* Set default log size and retention limits if not set */
/**********************************************************/
if (!isset($config['installedpackages']['suricata']['config'][0]['alert_log_retention']) && $config['installedpackages']['suricata']['config'][0]['alert_log_retention'] != '0') {
diff --git a/config/suricata/suricata_post_install.php b/config/suricata/suricata_post_install.php
index aec8983e..3931d682 100644
--- a/config/suricata/suricata_post_install.php
+++ b/config/suricata/suricata_post_install.php
@@ -130,6 +130,10 @@ if ($config['installedpackages']['suricata']['config'][0]['et_iqrisk_enable'] ==
install_cron_job("/usr/bin/nice -n20 /usr/local/bin/php -f /usr/local/pkg/suricata/suricata_etiqrisk_update.php", TRUE, 0, "*/6", "*", "*", "*", "root");
}
+// Move deprecated_rules file to SURICATADIR/rules directory
+@rename("/usr/local/pkg/suricata/deprecated_rules", "{$suricatadir}rules/deprecated_rules");
+
+
/*********************************************************/
/* START OF BUG FIX CODE */
/* */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 08:10:04 +0000