PRTG Network Monitor Detection

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.103048");
  script_version("2023-07-26T05:05:09+0000");
  script_tag(name:"last_modification", value:"2023-07-26 05:05:09 +0000 (Wed, 26 Jul 2023)");
  script_tag(name:"creation_date", value:"2011-01-27 12:55:42 +0100 (Thu, 27 Jan 2011)");
  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("PRTG Network Monitor Detection");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Product detection");
  script_dependencies("gb_get_http_banner.nasl");
  script_require_ports("Services/www", 443);
  script_mandatory_keys("PRTG/banner");

  script_xref(name:"URL", value:"http://www.paessler.com/prtg");

  script_tag(name:"summary", value:"Detection of PRTG Network Monitor.

  The script attempts to identify PRTG Network Monitor and to extract the version number.");

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

  exit(0);
}

include("cpe.inc");
include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");

port = http_get_port(default:443);
banner = http_get_remote_headers(port:port);
if(!banner || "Server: PRTG/" >!< banner)
  exit(0);

url = "/index.htm";
buf = http_get_cache(item:url, port:port);

if(egrep(pattern: "PRTG Network Monitor", string: buf, icase: TRUE)) {

  install = "/";
  vers = "unknown";
  version = eregmatch(string: buf, pattern: "Server: PRTG/([0-9.]+)",icase:TRUE);

  if ( !isnull(version[1]) )
    vers = version[1];

  set_kb_item(name: "www/" + port + "/prtg_network_monitor", value: vers + " under " + install);
  set_kb_item(name: "prtg_network_monitor/installed", value: TRUE);

  cpe = build_cpe(value: vers, exp: "^([0-9.]+)", base: "cpe:/a:paessler:prtg_network_monitor:");
  if (!cpe)
    cpe = "cpe:/a:paessler:prtg_network_monitor";

  register_product(cpe: cpe, location: install, port: port, service: "www");

  log_message(data: build_detection_report(app: "PRTG Network Monitor", version: vers, install: install,
                                           cpe: cpe, concluded: version[0]),
              port: port);

  exit(0);
}

exit(0);