WordPress Email Subscribers Plugin < 4.2.3 Multiple Vulnerabilities

# Copyright (C) 2020 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("1.3.6.1.4.1.25623.1.0.112680");
  script_version("2022-07-19T10:11:08+0000");
  script_tag(name:"last_modification", value:"2022-07-19 10:11:08 +0000 (Tue, 19 Jul 2022)");
  script_tag(name:"creation_date", value:"2020-01-06 12:28:00 +0000 (Mon, 06 Jan 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:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");

  script_cve_id("CVE-2019-19980", "CVE-2019-19981", "CVE-2019-19982", "CVE-2019-19984", "CVE-2019-19985");

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

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

  script_name("WordPress Email Subscribers Plugin < 4.2.3 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_plugin_http_detect.nasl");
  script_mandatory_keys("wordpress/plugin/email-subscribers/detected");

  script_tag(name:"summary", value:"The WordPress plugin 'Email Subscribers & Newsletters' is prone
  to multiple vulnerabilities.");

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

  - Unauthenticated file download with information disclosure

  - Insecure permissions on dashboard and settings

  - Cross-Site Request Forgery on Settings

  - Send test Emails from the administrative dashboard as an authenticated user");

  script_tag(name:"impact", value:"Successful exploitation of these vulnerabilities would allow an
  attacker to export subscriber lists and gain all of the information provided by subscribers, view
  and modify settings, along with editing email campaigns and subscriber lists, and modify settings
  via CSRF.");

  script_tag(name:"affected", value:"WordPress Email Subscribers & Newsletters plugin before
  version 4.2.3.");

  script_tag(name:"solution", value:"Update to version 4.2.3 or later.");

  script_xref(name:"URL", value:"https://wordpress.org/plugins/email-subscribers/#developers");
  script_xref(name:"URL", value:"https://www.wordfence.com/blog/2019/11/multiple-vulnerabilities-patched-in-email-subscribers-newsletters-plugin/");

  exit(0);
}

CPE = "cpe:/a:icegram:email_subscribers_%26_newsletters";

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: "4.2.3" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "4.2.3", install_path: location );
  security_message( port: port, data: report );
  exit( 0 );
}

exit( 99 );