PRTG Network Monitor 7.x - 22.1.75.1569 XSS Vulnerability

# Copyright (C) 2021 Greenbone Networks GmbH
# 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-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("1.3.6.1.4.1.25623.1.0.113799");
  script_version("2022-03-15T15:24:21+0000");
  script_tag(name:"last_modification", value:"2022-03-15 15:24:21 +0000 (Tue, 15 Mar 2022)");
  script_tag(name:"creation_date", value:"2021-03-11 12:53:05 +0000 (Thu, 11 Mar 2021)");
  script_tag(name:"cvss_base", value:"3.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-12-02 20:15:00 +0000 (Wed, 02 Dec 2020)");

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

  script_tag(name:"solution_type", value:"WillNotFix");

  script_cve_id("CVE-2020-14073");

  script_name("PRTG Network Monitor 7.x - 22.1.75.1569 XSS Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_prtg_network_monitor_detect.nasl");
  script_mandatory_keys("prtg_network_monitor/installed");

  script_tag(name:"summary", value:"PRTG Network Monitor is prone to a cross-site scripting (XSS) vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"An attacker with read/write privileges can create a map
  and then insert JavaScript via the Map Designer Properties.");

  script_tag(name:"affected", value:"PRTG Network Monitor versions 7.x through 22.1.75.1569.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since
  the disclosure of this vulnerability. Likely none will be provided anymore. General solution options
  are to upgrade to a newer release, disable respective features, remove the product or replace the
  product by another one.");

  script_xref(name:"URL", value:"https://gist.github.com/alert3/e058baa33c31695f4168a1dbf77103df");
  script_xref(name:"URL", value:"https://kb.paessler.com/en/topic/88223-what-s-the-open-vulnerability-report-cve-2020-14073-that-my-security-tracker-informed-me-about");
  script_xref(name:"URL", value:"https://www.paessler.com/prtg/history/stable");

  exit(0);
}

CPE = "cpe:/a:paessler:prtg_network_monitor";

include( "host_details.inc" );
include( "version_func.inc" );

if( ! port = get_app_port( cpe: CPE ) )
  exit( 0 );

if( ! infos = get_app_version_and_location( cpe: CPE, port: port, exit_no_version: TRUE ) )
  exit( 0 );

version = infos["version"];
location = infos["location"];

if( version_in_range( version: version, test_version: "7.0.0", test_version2: "22.1.75.1569" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "None", install_path: location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 0 );