D-Link DNS Devices Multiple Information Disclosure Vulnerabilities

# SPDX-FileCopyrightText: 2015 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_PREFIX = "cpe:/o:dlink";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106016");
  script_version("2023-11-21T05:05:52+0000");
  script_tag(name:"last_modification", value:"2023-11-21 05:05:52 +0000 (Tue, 21 Nov 2023)");
  script_tag(name:"creation_date", value:"2015-07-10 14:32:27 +0700 (Fri, 10 Jul 2015)");
  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:"qod_type", value:"remote_vul");

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

  script_name("D-Link DNS Devices Multiple Information Disclosure Vulnerabilities");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_dlink_dns_http_detect.nasl");
  script_mandatory_keys("d-link/dns/http/detected");
  script_require_ports("Services/www", 80);

  script_tag(name:"summary", value:"Multiple information disclosure vulnerabilities in D-Link DNS
  series devices.");

  script_tag(name:"vuldetect", value:"Send a special crafted HTTP GET request and check the response.");

  script_tag(name:"insight", value:"D-Link DNS series devices allow unauthenticated attackers to gain
  system information. The CGI scripts info.cgi, discovery.cgi, status_mgr.cgi, widget_api.cgi,
  wizard_mgr.cgi and app_mgr.cgi give detailed information about the settings and versions of the
  system back.");

  script_tag(name:"impact", value:"An unauthenticated attacker can gain information about the system
  and its configuration which will help to customize further attacks.");

  script_tag(name:"affected", value:"DNS-320, DNS-320L, DNS-325, DNS-327L. Other devices, models or
  versions might be also affected.");

  script_tag(name:"solution", value:"Update the Firmware to the latest available version.");

  script_xref(name:"URL", value:"http://www.search-lab.hu/media/D-Link_Security_advisory_3_0_public.pdf");

  exit(0);
}

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

if (!infos = get_app_port_from_cpe_prefix(cpe: CPE_PREFIX, service: "www"))
  exit( 0 );

port = infos["port"];
CPE = infos["cpe"];

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

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

url = dir + "/cgi-bin/info.cgi";
if (http_vuln_check(port: port, url: url, pattern: "Product=",
                    extra_check: "Model=", check_header: TRUE)) {
  report = http_report_vuln_url( port:port, url:url );
  security_message(port: port, data:report);
  exit(0);
}

url = dir + "/cgi-bin/discovery.cgi";
if (http_vuln_check(port: port, url: url, pattern: "<entry>",
                    extra_check: "<ConnectType>", check_header: TRUE)) {
  report = http_report_vuln_url( port:port, url:url );
  security_message(port: port, data:report);
  exit(0);
}

url = dir + "/cgi-bin/status_mgr.cgi?cmd=cgi_get_status";
if (http_vuln_check(port: port, url: url, pattern: "<status>",
                    extra_check: "<uptime>", check_header: TRUE)) {
  report = http_report_vuln_url( port:port, url:url );
  security_message(port: port, data:report);
  exit(0);
}

exit(99);