WordPress W3 Total Cache Plugin < 0.9.4 File Read Vulnerability

2019-05-09T00:00:00
ID OPENVAS:1361412562310142389
Type openvas
Reporter This script is Copyright (C) 2019 Greenbone Networks GmbH
Modified 2019-06-19T00:00:00

Description

WordPress W3 Total Cache plugin is prone to an arbitrary file read 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.

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

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.142389");
  script_version("2019-06-19T01:23:18+0000");
  script_tag(name:"last_modification", value:"2019-06-19 01:23:18 +0000 (Wed, 19 Jun 2019)");
  script_tag(name:"creation_date", value:"2019-05-09 12:34:02 +0000 (Thu, 09 May 2019)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_cve_id("CVE-2019-6715");

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

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

  script_name("WordPress W3 Total Cache Plugin < 0.9.4 File Read Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("This script is Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("secpod_wordpress_detect_900182.nasl");
  script_mandatory_keys("wordpress/installed");

  script_tag(name:"summary", value:"WordPress W3 Total Cache plugin is prone to an arbitrary file read
  vulnerability.");

  script_tag(name:"insight", value:"pub/sns.php allows remote attackers to read arbitrary files via the
  SubscribeURL field in SubscriptionConfirmation JSON data.");

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

  script_tag(name:"affected", value:"WordPress W3 Total Cache plugin before version 0.9.4.");

  script_tag(name:"solution", value:"Update to version 0.9.4 or later.");

  script_xref(name:"URL", value:"https://wordpress.org/plugins/w3-total-cache/#developers");
  script_xref(name:"URL", value:"https://vinhjaxt.github.io/2019/03/cve-2019-6715");

  exit(0);
}

include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!dir = get_app_location(cpe: CPE, port: port))
  exit(0);

if (dir == "/")
  dir = "";

url = dir + "/wp-content/plugins/w3-total-cache/readme.txt";
res = http_get_cache(port: port, item: url);

if ("W3 Total Cache" >< res && "Changelog" >< res) {
  vers = eregmatch(pattern: "Stable tag: ([0-9.]+)", string: res);
  if (!isnull(vers[1])) {
    if (version_is_less(version: vers[1], test_version: "0.9.4")) {
      report = report_fixed_ver(installed_version: vers[1], fixed_version: "0.9.4", file_checked: url);
      security_message(port: port, data: report);
      exit(0);
    }
  }
}

exit(99);