Moodle 3.x Server Side Request Forgery Vulnerability - Jan'18 (Windows)

2018-05-09T00:00:00
ID OPENVAS:1361412562310112275
Type openvas
Reporter Copyright (C) 2018 Greenbone Networks GmbH
Modified 2018-07-30T00:00:00

Description

Moodle is prone to a server side request forgery vulnerability.

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_moodle_ssrf_vuln_jan18_01_win.nasl 10674 2018-07-30 08:24:18Z asteins $
#
# Moodle 3.x Server Side Request Forgery Vulnerability - Jan'18 (Windows)
#
# Authors:
# Adrian Steins <adrian.steins@greenbone.net>
#
# Copyright:
# Copyright (C) 2018 Greenbone Networks GmbH, https://www.greenbone.net
#
# 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.
###############################################################################

if( description )
{
  script_oid("1.3.6.1.4.1.25623.1.0.112275");
  script_version("$Revision: 10674 $");
  script_tag(name:"last_modification", value:"$Date: 2018-07-30 10:24:18 +0200 (Mon, 30 Jul 2018) $");
  script_tag(name:"creation_date", value:"2018-05-09 13:17:32 +0200 (Wed, 09 May 2018)");
  script_tag(name:"cvss_base", value:"4.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:N/A:N");

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

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

  script_cve_id("CVE-2018-1042");
  script_bugtraq_id(102752);

  script_name("Moodle 3.x Server Side Request Forgery Vulnerability - Jan'18 (Windows)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2018 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_moodle_cms_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("moodle/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"Moodle is prone to a server side request forgery vulnerability.");
  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
  script_tag(name:"insight", value:"By substituting the source URL in the filepicker AJAX request authenticated users are able
  to retrieve and view any URL. We classify this issue as serious because some cloud hosting providers contain internal resources that can expose data and compromise a server.");
  script_tag(name:"affected", value:"Moodle versions 3.4, 3.3 to 3.3.3, 3.2 to 3.2.6, 3.1 to 3.1.9 and earlier.");
  script_tag(name:"solution", value:"Update to version 3.4.1, 3.3.4, 3.2.7 or 3.1.10 respectively.");

  script_xref(name:"URL", value:"https://moodle.org/mod/forum/discuss.php?d=364381");

  exit( 0 );
}

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

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

if( ! port = get_app_port( cpe: CPE ) ) exit( 0 );
if( ! infos = get_app_version_and_location( port: port, cpe:CPE, exit_no_version:TRUE ) ) exit( 0 );
version = infos['version'];
path = infos['location'];

if( version_is_less( version: version, test_version: "3.1.10" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "3.1.10", install_path: path );
  security_message( data: report, port: port );
  exit( 0 );
}

if( version_in_range( version: version, test_version: "3.2.0", test_version2: "3.2.6" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "3.2.7", install_path: path );
  security_message( data: report, port: port );
  exit( 0 );
}

if( version_in_range( version: version, test_version: "3.3.0", test_version2: "3.3.3" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "3.3.4", install_path: path );
  security_message( data: report, port: port );
  exit( 0 );
}

if( version_is_equal( version: version, test_version: "3.4.0" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "3.4.1", install_path: path );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );