JVC Multiple Products Multiple Vulnerabilities

# SPDX-FileCopyrightText: 2016 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("1.3.6.1.4.1.25623.1.0.808200");
  script_version("2026-03-12T05:56:11+0000");
  script_tag(name:"cvss_base", value:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");
  script_tag(name:"last_modification", value:"2026-03-12 05:56:11 +0000 (Thu, 12 Mar 2026)");
  script_tag(name:"creation_date", value:"2016-05-20 14:37:04 +0530 (Fri, 20 May 2016)");
  script_tag(name:"qod_type", value:"remote_vul");

  script_cve_id("CVE-2016-15055");

  script_name("JVC Multiple Products Multiple Vulnerabilities");

  script_tag(name:"summary", value:"JVC product(s) is prone to multiple vulnerabilities.");

  script_tag(name:"vuldetect", value:"Send a crafted request via HTTP GET and
  check whether it is able to bypass authentication or not.");

  script_tag(name:"insight", value:"Multiple flaws are due to:

  - CVE-2016-15055: Directory traversal vulnerability in the checkcgi endpoint that accepts a
  user-controlled file parameter allowing unauthenticated remote attackers to read arbitrary files
  on the device.

  - No CVE: Insufficient validation of user supplied input via parameters 'video.input.COMMENT',
  'video.input.STATUS' and 'interface(01).dhcp.status' to '/api/param?'.

  - No CVE: Multiple cross-site request forgery (CSRF) vulnerabilities.

  - No CVE: By default everything is trasmite over HTTP, including credentials.

  - No CVE: Possible to login with default credential admin:jvc or admin:[model-of-camera].");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to execute
  arbitrary script code in a user's browser, to bypass authentication and to obtain sensitive
  information.");

  script_tag(name:"affected", value:"- JVC HDR VR-809/816 Network cameras VN-C*, VN-V*, VN-X*
  with firmwares 1.03 and 2.03

  - CVE-2016-15055: JVC VN-T IP-camera models with firmware versions up to 2016-08-22");

  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_xref(name:"URL", value:"https://packetstormsecurity.com/files/137034/OLSA-2016-04-01.txt");
  script_xref(name:"URL", value:"http://www.orwelllabs.com/2016/04/jvc-multiple-products-multiple.html");
  script_xref(name:"URL", value:"https://www.exploit-db.com/exploits/40282");
  script_xref(name:"URL", value:"https://www.vulncheck.com/advisories/jvc-vnt-ip-camera-directory-traversal-via-check-cgi");

  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_get_http_banner.nasl", "gb_default_credentials_options.nasl");
  script_require_ports("Services/www", 8080);
  script_mandatory_keys("JVC_API/banner", "Basic_realm/banner");
  script_exclude_keys("default_credentials/disable_default_account_checks");

  exit(0);
}

if(get_kb_item("default_credentials/disable_default_account_checks"))
  exit(0);

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

port = http_get_port(default:8080);

banner = http_get_remote_headers(port:port);

if(banner =~ "Server: JVC.*API Server" && 'WWW-Authenticate: Basic realm' >< banner) {

  auth = base64(str:'admin:jvc');

  url = "/";
  buf = http_get_cache(item:url, port:port);
  if(buf !~ "^HTTP/1\.[01] 401")
    exit(0);

  req = http_get(item:url, port:port);
  req = ereg_replace(string:req, pattern:'\r\n\r\n', replace: '\r\nAuthorization: Basic ' + auth + '\r\n\r\n');
  buf = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

  if(buf =~ "^HTTP/1\.[01] 200" && buf =~ "Server: JVC.*API Server") {
    security_message(port:port);
    exit(0);
  }
  exit(99);
}

exit(0);