MediaWiki <= 1.35.0 Multiple Vulnerabilities - 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.113769");
  script_version("2024-02-15T05:05:40+0000");
  script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
  script_tag(name:"creation_date", value:"2020-10-26 11:24:29 +0000 (Mon, 26 Oct 2020)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-10-26 20:05:00 +0000 (Mon, 26 Oct 2020)");

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

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

  script_cve_id("CVE-2020-27620", "CVE-2020-27621");

  script_name("MediaWiki <= 1.35.0 Multiple Vulnerabilities - Linux");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("secpod_mediawiki_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("mediawiki/installed", "Host/runs_unixoide");

  script_tag(name:"summary", value:"MediaWiki 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:

  - Cross-site scripting (XSS) in the Cosmos Skin because
    messages are not properly escaped (CVE-2020-27620)

  - User actions performed via the FileImporter extension
    cannot be properly audited and attributed (CVE-2020-27621)");

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

  script_tag(name:"affected", value:"MediaWiki through version 1.35.0.");

  script_tag(name:"solution", value:"See the referenced vendor tickets for a solution.");

  script_xref(name:"URL", value:"https://phabricator.wikimedia.org/T265440");
  script_xref(name:"URL", value:"https://phabricator.wikimedia.org/T265810");

  exit(0);
}

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

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_equal( version: version, test_version: "1.35.0" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "See vendor tickets", install_path: location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );