WordPress SupportCandy Plugin <= 2.0.0 Arbitrary File Upload Vulnerability

# Copyright (C) 2019 Greenbone Networks GmbH
#
# 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("1.3.6.1.4.1.25623.1.0.113376");
  script_version("2023-01-18T10:11:02+0000");
  script_tag(name:"last_modification", value:"2023-01-18 10:11:02 +0000 (Wed, 18 Jan 2023)");
  script_tag(name:"creation_date", value:"2019-04-24 14:46:44 +0200 (Wed, 24 Apr 2019)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-08-01 20:15:00 +0000 (Thu, 01 Aug 2019)");

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

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

  script_cve_id("CVE-2019-11223");

  script_name("WordPress SupportCandy Plugin <= 2.0.0 Arbitrary File Upload Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_plugin_http_detect.nasl");
  script_mandatory_keys("wordpress/plugin/supportcandy/detected");

  script_tag(name:"summary", value:"The WordPress plugin 'SupportCandy' is prone to a 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 plugin allows an attacker to upload arbitrary files. If the
  uploaded file has an executable extension, the file will be executed in the context of the user
  account that runs the web server hosting the affected application.");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to execute
  arbitrary code on the target machine.");

  script_tag(name:"affected", value:"WordPress plugin SupportCandy through version 2.0.0.");

  script_tag(name:"solution", value:"Update to version 2.0.1.");

  script_xref(name:"URL", value:"https://www.pluginvulnerabilities.com/2019/04/05/arbitrary-file-upload-vulnerability-in-supportcandy/");
  script_xref(name:"URL", value:"https://wordpress.org/plugins/supportcandy/#developers");

  exit(0);
}

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

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( version: version, test_version: "2.0.1" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "2.0.1", install_path: location );
  security_message( port: port, data: report );
  exit( 0 );
}

exit( 99 );