CMS Made Simple <= 2.2.15 Arbitrary File Upload Vulnerability

# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.113743");
  script_version("2025-01-21T05:37:33+0000");
  script_tag(name:"last_modification", value:"2025-01-21 05:37:33 +0000 (Tue, 21 Jan 2025)");
  script_tag(name:"creation_date", value:"2020-08-17 08:51:40 +0000 (Mon, 17 Aug 2020)");
  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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-08-19 21:35:00 +0000 (Wed, 19 Aug 2020)");

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

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

  script_cve_id("CVE-2020-17462");

  script_name("CMS Made Simple <= 2.2.15 Arbitrary File Upload Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_cms_made_simple_http_detect.nasl");
  script_mandatory_keys("cmsmadesimple/detected");

  script_tag(name:"summary", value:"CMS Made Simple is prone to an arbitrary file upload
  vulnerability.");

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

  script_tag(name:"insight", value:"The vulnerability exists because the File Manager does not block
  .ptar files.");

  script_tag(name:"impact", value:"Successful exploitation would allow an authenticated attacker to
  upload arbitrary files.");

  script_tag(name:"affected", value:"CMS Made Simple through version 2.2.15.");

  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://www.exploit-db.com/exploits/48742");

  exit(0);
}

CPE = "cpe:/a:cmsmadesimple:cms_made_simple";

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: "2.2.15" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "None", install_path: location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );