WordPress XSS Vulnerability (Jun 2020) - Linux

# SPDX-FileCopyrightText: 2020 Greenbone AG
# 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-only

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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.144104");
  script_version("2024-02-08T14:36:53+0000");
  script_tag(name:"last_modification", value:"2024-02-08 14:36:53 +0000 (Thu, 08 Feb 2024)");
  script_tag(name:"creation_date", value:"2020-06-15 04:32:16 +0000 (Mon, 15 Jun 2020)");
  script_tag(name:"cvss_base", value:"3.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-07-01 15:15:00 +0000 (Wed, 01 Jul 2020)");

  script_cve_id("CVE-2020-4046");

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

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

  script_name("WordPress XSS Vulnerability (Jun 2020) - Linux");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_http_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("wordpress/detected", "Host/runs_unixoide");

  script_tag(name:"summary", value:"WordPress is prone to a cross-site scripting vulnerability.");

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

  script_tag(name:"insight", value:"Users with low privileges (like contributors and authors) can use the embed
  block in a certain way to inject unfiltered HTML in the block editor. When affected posts are viewed by a
  higher privileged user, this could lead to script execution in the editor/wp-admin.");

  script_tag(name:"affected", value:"WordPress versions 5.1 - 5.4.1.");

  script_tag(name:"solution", value:"Update to version 5.1.6, 5.2.7, 5.3.4, 5.4.2 or later.");

  script_xref(name:"URL", value:"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-rpwf-hrh2-39jf");

  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_in_range(version: version, test_version: "5.1", test_version2: "5.1.5")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.1.6", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "5.2", test_version2: "5.2.6")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.2.7", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "5.3", test_version2: "5.3.3")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.3.4", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "5.4", test_version2: "5.4.1")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.4.2", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);