GetSimple CMS < 2.03 Administrative Credentials Disclosure Vulnerability

# Copyright (C) 2010 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:get-simple:getsimple_cms";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.801551");
  script_version("2021-08-10T12:11:50+0000");
  script_tag(name:"last_modification", value:"2021-08-10 12:11:50 +0000 (Tue, 10 Aug 2021)");
  script_tag(name:"creation_date", value:"2010-11-30 12:42:12 +0100 (Tue, 30 Nov 2010)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_name("GetSimple CMS < 2.03 Administrative Credentials Disclosure Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2010 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_getsimple_cms_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("getsimple_cms/http/detected");

  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/15605/");

  script_tag(name:"insight", value:"GetSimple does not use a SQL Database. Instead it uses a '.xml'
  files located at '/GetSimple/data'. The administrators username and password hash can be obtained
  by navigating to the '/data/other/user.xml' xml file.");

  script_tag(name:"solution", value:"Update to version 2.03 or later.");

  script_tag(name:"summary", value:"GetSimple CMS is prone to an administrative credentials
  disclosure vulnerability.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to obtain
  sensitive information.");

  script_tag(name:"affected", value:"GetSimple CMS 2.01 and 2.02 are known to be affected.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

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

  exit(0);
}

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

if( ! port = get_app_port( cpe:CPE, service:"www" ) )
  exit( 0 );

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

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

url = dir + "/data/other/user.xml";

if( http_vuln_check( port:port, url:url, pattern:"(<PWD>.*</PWD>)" ) ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );