NeDi <= 1.9C, 2.0 Multiple Vulnerabilities

# 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.

CPE = "cpe:/a:nedi:nedi";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.145401");
  script_version("2023-10-20T16:09:12+0000");
  script_tag(name:"last_modification", value:"2023-10-20 16:09:12 +0000 (Fri, 20 Oct 2023)");
  script_tag(name:"creation_date", value:"2021-02-17 04:23:23 +0000 (Wed, 17 Feb 2021)");
  script_tag(name:"cvss_base", value:"6.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-02-14 01:27:00 +0000 (Sun, 14 Feb 2021)");

  script_tag(name:"qod_type", value:"remote_banner_unreliable"); # Patch not detected

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

  script_cve_id("CVE-2021-26751", "CVE-2021-26752", "CVE-2021-26753");

  script_name("NeDi <= 1.9C, 2.0 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_nedi_detect.nasl");
  script_mandatory_keys("nedi/detected");

  script_tag(name:"summary", value:"NeDi is prone to multiple vulnerabilities.");

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

  script_tag(name:"insight", value:"The following vulnerabilities exist:

  - Authenticated SQL injection in the Monitoring History function (CVE-2021-26751)

  - Authenticated OS command execution (CVE-2021-26752)

  - Authenticated PHP code injection in the System Files function (CVE-2021-26753)");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to access all the data in
  the database and obtain access to the NeDi application or obtain access to the operating system and all
  application data.");

  script_tag(name:"affected", value:"NeDi version 1.9C and probably prior and version 2.0.");

  script_tag(name:"solution", value:"Apply the provided patch.");

  script_xref(name:"URL", value:"https://n4nj0.github.io/advisories/nedi-multiple-vulnerabilities-i/");
  script_xref(name:"URL", value:"https://forum.nedi.ch/index.php?topic=2322");

  exit(0);
}

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_is_less_equal(version: version, test_version: "1.9.100")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "Apply patch", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version =~ "^2\.0") {
  report = report_fixed_ver(installed_version: version, fixed_version: "Apply patch", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);