BWS Systems HA-Bridge '#!/system' URI Information Disclosure Vulnerability

# SPDX-FileCopyrightText: 2018 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

CPE = "cpe:/h:bws_systems:ha_bridge";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.813627");
  script_version("2023-07-20T05:05:17+0000");
  script_cve_id("CVE-2018-12923");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-09-16 13:13:00 +0000 (Wed, 16 Sep 2020)");
  script_tag(name:"creation_date", value:"2018-07-03 12:50:41 +0530 (Tue, 03 Jul 2018)");

  script_name("BWS Systems HA-Bridge '#!/system' URI Information Disclosure Vulnerability");

  script_tag(name:"summary", value:"BWS Systems HA-Bridge is prone to an information disclosure vulnerability.");

  script_tag(name:"vuldetect", value:"Send a crafted request via HTTP GET and
  check if response is disclosing sensitive information or not.");

  script_tag(name:"insight", value:"The flaw is due to improper access control
  mechanism in the '#!/system' URI.");

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

  script_tag(name:"affected", value:"BWS Systems HA-Bridge.");

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

  script_xref(name:"URL", value:"https://www.seebug.org/vuldb/ssvid-97373");

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_dependencies("gb_bws_systems_ha_bridge_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("BWSSystems/HA/Bridge/installed");
  exit(0);
}

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

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

url = dir + "/system/settings";

if( http_vuln_check(port:bmsPort, url:url, check_header:TRUE,
                    pattern:'configfile":','serverport":[0-9]+',
                    extra_check:make_list('upnpdevicedb":', 'numberoflogmessages":')))
{
  report = http_report_vuln_url(port:bmsPort, url:url);
  security_message( port:bmsPort, data:report );
  exit(0);
}
exit(0);