WordPress Envira Photo Gallery Plugin < 1.8.3.3 Multiple Vulnerabilities

# SPDX-FileCopyrightText: 2021 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:enviragallery:envira_gallery";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.113805");
  script_version("2024-11-01T05:05:36+0000");
  script_tag(name:"last_modification", value:"2024-11-01 05:05:36 +0000 (Fri, 01 Nov 2024)");
  script_tag(name:"creation_date", value:"2021-03-19 11:02:06 +0000 (Fri, 19 Mar 2021)");
  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:"2021-01-15 19:12:00 +0000 (Fri, 15 Jan 2021)");

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

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

  script_cve_id("CVE-2020-35581", "CVE-2020-35582", "CVE-2021-24126");

  script_name("WordPress Envira Photo Gallery Plugin < 1.8.3.3 Multiple Vulnerabilities");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_plugin_http_detect.nasl");
  script_mandatory_keys("wordpress/plugin/envira-gallery-lite/detected");

  script_tag(name:"summary", value:"The WordPress plugin 'Envira Photo Gallery' 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 vulnerabilities exist:

  - CVE-2020-35581: There is a cross-site scripting (XSS) vulnerability that is exploitable via the
  meta[title] parameter in a POST request to /wp-admin/admin-ajax.php.

  - CVE-2020-35582: There is a cross-site scripting (XSS) vulnerability that is exploitable via the
  post_title parameter in a POST request to /wp-admin/post.php.

  - CVE-2021-24126: An attacker could achieve privilege escalation because the metadata of images is
  not properly sanitised before it is entered in a generated gallery.");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to inject arbitrary
  HTML and JavaScript into the site or gain privileged access.");

  script_tag(name:"affected", value:"WordPress Envira Photo Gallery plugin through version 1.8.3.2.");

  script_tag(name:"solution", value:"Update to version 1.8.3.3 or later.");

  script_xref(name:"URL", value:"http://packetstormsecurity.com/files/160924/Envira-Gallery-Lite-1.8.3.2-Cross-Site-Scripting.html");
  script_xref(name:"URL", value:"https://wpscan.com/vulnerability/f3952bd1-ac2f-4007-9e19-6c44a22465f3");

  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: "1.8.3.3" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "1.8.3.3", install_path: location );
  security_message( port: port, data: report );
  exit( 0 );
}

exit( 99 );