Lexmark Printer Detection (Finger)

# Copyright (C) 2019 Greenbone Networks GmbH
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.142839");
  script_version("2020-11-10T09:46:51+0000");
  script_tag(name:"last_modification", value:"2020-11-10 09:46:51 +0000 (Tue, 10 Nov 2020)");
  script_tag(name:"creation_date", value:"2019-09-03 03:54:10 +0000 (Tue, 03 Sep 2019)");
  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("Lexmark Printer Detection (Finger)");

  script_tag(name:"summary", value:"This script performs a Finger based detection of Lexmark printer devices.");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("Product detection");
  script_dependencies("find_service2.nasl");
  script_require_ports("Services/fingerd-printer", 79);

  exit(0);
}

include("misc_func.inc");
include("port_service_func.inc");

port = service_get_port(default: 79, proto: "fingerd-printer");

if (!soc = open_sock_tcp(port))
  exit(0);

send(socket: soc, data: raw_string(0x0d, 0x0a));
if (!banner = recv(socket: soc, length: 512, timeout: 5)) {
  close(soc);
  exit(0);
}

close(soc);

# Printer Type: Lexmark MX417de
# Printer Type: Lexmark CX410de
if ("Printer Type: Lexmark" >!< banner)
  exit(0);

set_kb_item(name: 'lexmark_printer/detected', value: TRUE);
set_kb_item(name: 'lexmark_printer/fingerd-printer/detected', value: TRUE);
set_kb_item(name: 'lexmark_printer/fingerd-printer/port', value: port);

mod = eregmatch(pattern: "Lexmark ([0-9A-Z]+)", string: banner);
if (!isnull(mod[1])) {
  set_kb_item(name: 'lexmark_printer/fingerd-printer/' + port + '/model', value: mod[1]);
  set_kb_item(name: 'lexmark_printer/fingerd-printer/' + port + '/concluded', value: mod[0]);
}

exit(0);