WAGO PLC Detection (HTTP)
🗓️ 07 Dec 2018 00:00:00Reported by Copyright (C) 2018 Greenbone AGType 
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# SPDX-FileCopyrightText: 2018 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.141765");
script_version("2023-08-04T05:06:23+0000");
script_tag(name:"last_modification", value:"2023-08-04 05:06:23 +0000 (Fri, 04 Aug 2023)");
script_tag(name:"creation_date", value:"2018-12-07 09:16:51 +0700 (Fri, 07 Dec 2018)");
script_tag(name:"cvss_base", value:"0.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
script_tag(name:"qod_type", value:"remote_banner");
script_name("WAGO PLC Detection (HTTP)");
script_tag(name:"summary", value:"HTTP based detection of WAGO PLC Controllers.");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Product detection");
script_dependencies("find_service.nasl", "httpver.nasl", "global_settings.nasl");
script_require_ports("Services/www", 443);
script_exclude_keys("Settings/disable_cgi_scanning");
exit(0);
}
include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");
include("misc_func.inc");
port = http_get_port(default: 443);
# 750 Series
res = http_get_cache(port: port, item: "/webserv/index.ssi");
if ("title> WAGO Ethernet Web-Based Management" >< res) {
set_kb_item(name: "wago_plc/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/port", value: port);
url = "/webserv/cplcfg/state.ssi";
req = http_get(port: port, item: url);
res = http_keepalive_send_recv(port: port, data: req);
# <td>Order number </td>
# <td> 750-841/000-000 </td>
mod = eregmatch(pattern: "Order number </td>[^<]+<td> ([0-9-]+)", string: res);
if (!isnull(mod[1]))
set_kb_item(name: "wago_plc/http/" + port + "/model", value: mod[1]);
# <td>Firmware revision </td>
# <td> 01.05.15 (07) </td>
vers = eregmatch(pattern: "Firmware revision </td>[^<]+<td> ([0-9.]+).\(([0-9]+)\)?", string: res);
if (!isnull(vers[1])) {
version = vers[1];
if (!isnull(vers[2]))
version += "." + vers[2];
set_kb_item(name: "wago_plc/http/" + port + "/fw_version", value: version);
set_kb_item(name: "wago_plc/http/" + port + "/concluded", value: vers[0]);
set_kb_item(name: "wago_plc/http/" + port + "/concUrl", value: url);
}
# <td>Mac address </td>
# <td> 0030DE0637EC </td>
mac = eregmatch(pattern: "Mac address </td>[^<]+<td> ([0-9A-F]{12}) ", string: res);
if (!isnull(mac[1])) {
macaddr = tolower(substr(mac[1], 0, 1)) + ':' + tolower(substr(mac[1], 2, 3)) + ':' +
tolower(substr(mac[1], 4, 5)) + ':' + tolower(substr(mac[1], 6, 7)) + ':' +
tolower(substr(mac[1], 8, 9)) + ':' + tolower(substr(mac[1], 10, 11));
set_kb_item(name: "wago_plc/http/" + port + "/mac", value: macaddr);
register_host_detail(name: "MAC", value: macaddr, desc: "WAGO PLC Detection (HTTP)");
replace_kb_item(name: "Host/mac_address", value: macaddr);
}
exit(0);
}
# PFC 100/200
url = "/wbm/index.php";
res = http_get_cache(port: port, item: url);
if ("<title>WAGO Ethernet Web-based Management" >< res) {
set_kb_item(name: "wago_plc/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/port", value: port);
url = "/wbm/configtools.php";
headers = make_array("Content-Type", "application/x-www-form-urlencoded",
"X-Requested-With", "XMLHttpRequest");
data = '{"csrfToken":false,"renewSession":true,"aDeviceParams":{"0":{"name":"get_typelabel_value",' +
'"parameter":["SYSDESC"],"sudo":true,"multiline":false,"timeout":12000,"dataId":0},"1":' +
'{"name":"get_typelabel_value","parameter":["ORDER"],"sudo":true,"multiline":false,"timeout":12000,' +
'"dataId":0},"2":{"name":"get_actual_eth_config","parameter":["X1","mac-address"],"sudo":true,' +
'"multiline":false,"timeout":12000,"dataId":0},"3":{"name":"get_coupler_details","parameter":' +
'["firmware-revision"],"sudo":true,"multiline":false,"timeout":12000,"dataId":0}}}';
req = http_post_put_req(port: port, url: url, data: data, add_headers: headers);
res = http_keepalive_send_recv(port: port, data: req, bodyonly: TRUE);
# {"csrfToken":"","aDeviceResponse":[{"status":0,"resultString":"WAGO 750-8100 PFC100 CS 2ETH ECO","errorText":"","dataId":"0","callString":""},{"status":0,"resultString":"750-8100","errorText":"","dataId":"0","callString":""},{"status":0,"resultString":"00:30:de:<redacted>","errorText":"","dataId":"0","callString":""},{"status":0,"resultString":"02.07.07(10)","errorText":"","dataId":"0","callString":""}]}
mod = eregmatch(pattern: 'WAGO ([^"]+)', string: res);
if (!isnull(mod[1]))
set_kb_item(name: "wago_plc/http/" + port + "/model", value: mod[1]);
vers = eregmatch(pattern: '"resultString":"([0-9.]+)\\(([0-9]+)\\)?', string: res);
if (!isnull(vers[1])) {
version = vers[1];
if (!isnull(vers[2]))
version += '.' + vers[2];
set_kb_item(name: "wago_plc/http/" + port + "/fw_version", value: version);
set_kb_item(name: "wago_plc/http/" + port + "/concluded", value: vers[0]);
set_kb_item(name: "wago_plc/http/" + port + "/concUrl", value: url);
}
mac = eregmatch(pattern: '"resultString":"([0-9a-f:]{17})"', string: res);
if (!isnull(mac[1])) {
set_kb_item(name: "wago_plc/http/" + port + "/mac", value: mac[1]);
register_host_detail(name: "MAC", value: mac[1], desc: "WAGO PLC Detection (HTTP)");
replace_kb_item(name: "Host/mac_address", value: mac[1]);
}
exit(0);
}
# I/O-IPC
url = "/wbm/state.php";
res = http_get_cache(port: port, item: url);
if ("<title>WAGO Ethernet Web-Based Management" >< res) {
set_kb_item(name: "wago_plc/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/port", value: port);
# <td>Order Number</td>
# <td>0758-0874-0000-0110</td>
mod = eregmatch(pattern: "Order Number</td>[^<]+<td>([0-9-]+)", string: res);
if (!isnull(mod[1]))
set_kb_item(name: "wago_plc/http/" + port + "/model", value: mod[1]);
# <td>Firmware Revision</td>
# <td>01.02.30(09)</td>
vers = eregmatch(pattern: "Firmware Revision</td>[^<]+<td>([0-9.]+)\(([0-9]+)\)?", string: res);
if (!isnull(vers[1])) {
version = vers[1];
if (!isnull(vers[2]))
version += "." + vers[2];
set_kb_item(name: "wago_plc/http/" + port + "/fw_version", value: version);
set_kb_item(name: "wago_plc/http/" + port + "/concluded", value: vers[0]);
set_kb_item(name: "wago_plc/http/" + port + "/concUrl", value: url);
}
# <td>Mac Address</td>
# <td>00:30:DE:FF:E2:72</td>
mac = eregmatch(pattern: "Mac Address</td>[^<]+<td>([0-9A-F:]{17})", string: res);
if (!isnull(mac[1])) {
set_kb_item(name: "wago_plc/http/" + port + "/mac", value: tolower(mac[1]));
register_host_detail(name: "MAC", value: tolower(mac[1]), desc: "WAGO PLC Detection (HTTP)");
replace_kb_item(name: "Host/mac_address", value: tolower(mac[1]));
}
exit(0);
}
# Newer GUI of at least 750 devices
url = "/wbm/";
res = http_get_cache(port: port, item: url);
if ("<title>Web-based Management</title>" >< res &&
# <script type="text/javascript" src="pfc.js?ef3baadfbec906768019"></script></body>
# nb: If it ever happens that this is causing false detections:
# - pfc.js also includes the WAGO string
# - we could also check the hash of /wbm/images/favicon.png
' src="pfc.js' >< res) {
set_kb_item(name: "wago_plc/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/detected", value: TRUE);
set_kb_item(name: "wago_plc/http/port", value: port);
url = "/wbm/php/parameter/configtools.php";
headers = make_array("Content-Type", "application/x-www-form-urlencoded",
"X-Requested-With", "XMLHttpRequest");
# nb: Request is the same like done for PFC 100/200 above but just with a different endpoint...
data = '{"csrfToken":false,"renewSession":true,"aDeviceParams":{"0":{"name":"get_typelabel_value",' +
'"parameter":["SYSDESC"],"sudo":true,"multiline":false,"timeout":12000,"dataId":0},"1":' +
'{"name":"get_typelabel_value","parameter":["ORDER"],"sudo":true,"multiline":false,"timeout":12000,' +
'"dataId":0},"2":{"name":"get_actual_eth_config","parameter":["X1","mac-address"],"sudo":true,' +
'"multiline":false,"timeout":12000,"dataId":0},"3":{"name":"get_coupler_details","parameter":' +
'["firmware-revision"],"sudo":true,"multiline":false,"timeout":12000,"dataId":0}}}';
req = http_post_put_req(port: port, url: url, data: data, add_headers: headers);
res = http_keepalive_send_recv(port: port, data: req, bodyonly: TRUE);
# {"csrfToken":false,"aDeviceResponse":[{"status":0,"resultString":"WAGO 750-8217 PFC200 G2 2ETH RS 4G","errorText":"","dataId":0,"callString":""},{"status":0,"resultString":"750-8217","errorText":"","dataId":0,"callString":""},{"status":0,"resultString":"00:30:de:<redacted>","errorText":"","dataId":0,"callString":""},{"status":0,"resultString":"03.07.14(19)","errorText":"","dataId":0,"callString":""}]}
#
# or the following if e.g. the MAC address is not accessible:
#
# {"csrfToken":false,"aDeviceResponse":[{"status":0,"resultString":"WAGO 750-8212 PFC200 G2 2ETH RS","errorText":"","dataId":0,"callString":""},{"status":0,"resultString":"750-8212","errorText":"","dataId":0,"callString":""},{"status":-2,"resultString":"","errorText":"Access not allowed","dataId":0,"callString":"","error":{"group":"7","code":"101","text":"Missing authorization data (configtool unknown): get_actual_eth_config"}},{"status":0,"resultString":"03.06.19(18)","errorText":"","dataId":0,"callString":""}]}
#
mod = eregmatch(pattern: 'WAGO ([^"]+)', string: res);
if (!isnull(mod[1]))
set_kb_item(name: "wago_plc/http/" + port + "/model", value: mod[1]);
vers = eregmatch(pattern: '"resultString":"([0-9.]+)\\(([0-9]+)\\)?', string: res);
if (!isnull(vers[1])) {
version = vers[1];
if (!isnull(vers[2]))
version += '.' + vers[2];
set_kb_item(name: "wago_plc/http/" + port + "/fw_version", value: version);
set_kb_item(name: "wago_plc/http/" + port + "/concluded", value: vers[0]);
set_kb_item(name: "wago_plc/http/" + port + "/concUrl", value: url);
}
mac = eregmatch(pattern: '"resultString":"([0-9a-f:]{17})"', string: res);
if (!isnull(mac[1])) {
set_kb_item(name: "wago_plc/http/" + port + "/mac", value: mac[1]);
register_host_detail(name: "MAC", value: mac[1], desc: "WAGO PLC Detection (HTTP)");
replace_kb_item(name: "Host/mac_address", value: mac[1]);
}
exit(0);
}
exit(0);
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