Plone CMS < 5.2.3 Multiple Vulnerabilities

# Copyright (C) 2021 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.

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

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.145166");
  script_version("2022-03-14T14:16:20+0000");
  script_tag(name:"last_modification", value:"2022-03-14 14:16:20 +0000 (Mon, 14 Mar 2022)");
  script_tag(name:"creation_date", value:"2021-01-15 06:20:50 +0000 (Fri, 15 Jan 2021)");
  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:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-01-04 19:17:00 +0000 (Mon, 04 Jan 2021)");

  script_cve_id("CVE-2020-28734", "CVE-2020-28735", "CVE-2020-28736");

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

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

  script_name("Plone CMS < 5.2.3 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_plone_http_detect.nasl");
  script_mandatory_keys("plone/detected");

  script_tag(name:"summary", value:"Plone CMS is prone to multiple vulnerabilities.");

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

  - CVE-2020-28734: XXE via a feature that is explicitly only available to the Manager role

  - CVE-2020-28735: SSRF via the tracebacks feature

  - CVE-2020-28736: XXE via a feature that is protected by an unapplied permission of
  plone.schemaeditor.ManageSchemata");

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

  script_tag(name:"affected", value:"Plone CMS prior to version 5.2.3.");

  script_tag(name:"solution", value:"Update to version 5.2.3 or later.");

  script_xref(name:"URL", value:"https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt");
  script_xref(name:"URL", value:"https://github.com/plone/Products.CMFPlone/issues/3209");

  exit(0);
}

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: "5.2.3")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.2.3", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);