AVM FRITZ!Box Detection (UPnP)

# SPDX-FileCopyrightText: 2017 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("1.3.6.1.4.1.25623.1.0.108038");
  script_version("2025-12-02T05:40:47+0000");
  script_tag(name:"last_modification", value:"2025-12-02 05:40:47 +0000 (Tue, 02 Dec 2025)");
  script_tag(name:"creation_date", value:"2017-01-05 13:21:05 +0100 (Thu, 05 Jan 2017)");
  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_name("AVM FRITZ!Box Detection (UPnP)");
  script_category(ACT_GATHER_INFO);
  script_family("Product detection");
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_dependencies("gb_upnp_udp_detect.nasl");
  script_mandatory_keys("upnp/udp/detected");

  script_tag(name:"summary", value:"UPnP based detection of AVM FRITZ!Box devices.");

  script_tag(name:"qod_type", value:"remote_banner");

  exit(0);
}

include("port_service_func.inc");

port = service_get_port(default:1900, ipproto:"udp", proto:"upnp");

banner = get_kb_item( "upnp/udp/" + port + "/server" );
if( egrep( pattern:"SERVER: FRITZ!Box", string:banner, icase:TRUE ) ) {

  set_kb_item( name:"avm_fritz_box/detected", value:TRUE );
  set_kb_item( name:"avm_fritz_box/upnp/detected", value:TRUE );
  set_kb_item( name:"avm_fritz_box/upnp/port", value:port );
  replace_kb_item( name:"avm_fritz_box/upnp/" + port + "/concluded", value:banner );

  type = "unknown";
  model = "unknown";
  fw_version = "unknown";

  # SERVER: FRITZ!Box 7560 UPnP/1.0 AVM FRITZ!Box 7560 149.06.69
  # SERVER: FRITZ!Box 7490 (UI) UPnP/1.0 AVM FRITZ!Box 7490 (UI) 113.06.93
  # SERVER: FRITZ!Box Fon WLAN 7360 UPnP/1.0 AVM FRITZ!Box Fon WLAN 7360 124.06.83
  # SERVER: FRITZ!Box 5490 UPnP/1.0 AVM FRITZ!Box 5490 151.06.83
  # SERVER: FRITZ!Box Fon WLAN 7390 UPnP/1.0 AVM FRITZ!Box Fon WLAN 7390 84.06.83
  # SERVER: FRITZ!Box 7430 UPnP/1.0 AVM FRITZ!Box 7430 146.06.52
  # SERVER: FRITZ!Box 7330 UPnP/1.0 AVM FRITZ!Box 7330 107.06.54
  # SERVER: FRITZ!Box Fon Annex A UPnP/1.0 AVM FRITZ!Box Fon Annex A 06.04.49
  # SERVER: FRITZ!Box Fon WLAN 7270 v3 UPnP/1.0 AVM FRITZ!Box Fon WLAN 7270 v3 74.05.53
  mo = eregmatch( pattern:'AVM FRITZ!Box (Fon WLAN|WLAN)? ?([0-9]+( (v[0-9]+|vDSL|SL|LTE|Cable))?)', string:banner );
  if( ! isnull( mo[1] ) ) type = mo[1];
  if( ! isnull( mo[2] ) ) model = mo[2];

  fw = eregmatch( pattern:'AVM FRITZ!Box .* ([0-9]+\\.[0-9]+\\.[0-9]+)', string:banner );
  if( ! isnull( fw[1] ) ) fw_version = fw[1];

  set_kb_item( name:"avm_fritz_box/upnp/" + port + "/type", value:type );
  set_kb_item( name:"avm_fritz_box/upnp/" + port + "/model", value:model );
  set_kb_item( name:"avm_fritz_box/upnp/" + port + "/firmware_version", value:fw_version );
}

exit( 0 );