WordPress < 4.9 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
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# GNU General Public License for more details.
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# along with this program; if not, write to the Free Software
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CPE = "cpe:/a:wordpress:wordpress";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.117254");
  script_version("2023-03-01T10:20:05+0000");
  script_tag(name:"last_modification", value:"2023-03-01 10:20:05 +0000 (Wed, 01 Mar 2023)");
  script_tag(name:"creation_date", value:"2021-03-17 10:23:16 +0000 (Wed, 17 Mar 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:3.0/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:"2018-10-26 14:05:00 +0000 (Fri, 26 Oct 2018)");

  script_cve_id("CVE-2016-9263", "CVE-2017-1000600");

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

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

  script_name("WordPress < 4.9 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

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

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

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

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

  - CVE-2016-9263: Cross-domain Flash injection (XSF) in the MediaElement component.

  - CVE-2017-1000600: An input validation vulnerability exists in the thumbnail processing that can
  result in remote code execution. This attack appears to be exploitable via thumbnail upload by an
  authenticated user and may require additional plugins in order to be exploited however this has
  not been confirmed at this time. This issue appears to have been partially, but not completely
  fixed in WordPress 4.9.");

  script_tag(name:"affected", value:"WordPress versions before 4.9.");

  script_tag(name:"solution", value:"Update to version 4.9 or later.");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/105305");
  script_xref(name:"URL", value:"https://www.theregister.co.uk/2018/08/20/php_unserialisation_wordpress_vuln/");
  script_xref(name:"URL", value:"https://opnsec.com/2017/10/cve-2016-9263-unpatched-xsf-vulnerability-in-wordpress/");
  script_xref(name:"URL", value:"https://opnsec.com/2017/10/flashme-wordpress-vulnerability-disclosure-cve-2016-9263/");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/101294");
  script_xref(name:"URL", value:"https://make.wordpress.org/core/2017/10/30/mediaelement-upgrades-in-wordpress-4-9/");

  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: "4.9")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "4.9", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);