WordPress Login or Logout Menu Item Plugin < 1.2.0 Authentication Bypass 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("1.3.6.1.4.1.25623.1.0.113493");
  script_version("2023-01-13T10:21:10+0000");
  script_tag(name:"last_modification", value:"2023-01-13 10:21:10 +0000 (Fri, 13 Jan 2023)");
  script_tag(name:"creation_date", value:"2019-09-04 12:39:40 +0000 (Wed, 04 Sep 2019)");
  script_tag(name:"cvss_base", value:"5.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-09-04 21:11:00 +0000 (Wed, 04 Sep 2019)");

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

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

  script_cve_id("CVE-2019-15820");

  script_name("WordPress Login or Logout Menu Item Plugin < 1.2.0 Authentication Bypass 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/login-or-logout-menu-item/detected");

  script_tag(name:"summary", value:"The WordPress plugin 'Login or Logout Menu Item' is prone to an
  authentication bypass vulnerability.");

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

  script_tag(name:"insight", value:"There is no authentication requirement for lolmi_save_settings.");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to modify
  the settings without authentication.");

  script_tag(name:"affected", value:"WordPress Login or Logout Menu Item plugin through
  version 1.1.1.");

  script_tag(name:"solution", value:"Update to version 1.2.0.");

  script_xref(name:"URL", value:"https://wpvulndb.com/vulnerabilities/9500");
  script_xref(name:"URL", value:"https://blog.nintechnet.com/unauthenticated-options-change-in-wordpress-login-or-logout-menu-item-plugin/");
  script_xref(name:"URL", value:"https://wordpress.org/plugins/login-or-logout-menu-item/#developers");

  exit(0);
}

CPE = "cpe:/a:login_or_logout_menu_item_project:login_or_logout_menu_item";

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: "1.2.0" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "1.2.0", install_path: location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );