Twonky Server Unprotected Web Console (HTTP)

# 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

CPE = "cpe:/a:twonky:twonky_server";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.108007");
  script_version("2025-11-25T05:40:35+0000");
  script_tag(name:"last_modification", value:"2025-11-25 05:40:35 +0000 (Tue, 25 Nov 2025)");
  script_tag(name:"creation_date", value:"2016-09-28 12:00:00 +0200 (Wed, 28 Sep 2016)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

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

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

  script_name("Twonky Server Unprotected Web Console (HTTP)");

  # nb: No attacking request (just access a default page) so no ACT_ATTACK
  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Default Accounts");
  # nb: No need to disable via default_credentials/disable_default_account_checks or
  # gb_default_credentials_options.nasl because this isn't doing any login (at least currently)...
  script_dependencies("gb_twonky_server_http_detect.nasl");
  script_mandatory_keys("twonky/server/http/detected");
  script_require_ports("Services/www", 9000);

  script_tag(name:"summary", value:"The remote Twonky Server web console is not protected by a
  username and password.");

  script_tag(name:"vuldetect", value:"Checks with a GET request if the URL /rpc/info_status is
  protected by a username and password.");

  script_tag(name:"impact", value:"Attackers can exploit this issue to obtain sensitive information
  that may lead to further attacks or change the configuration of the device.");

  script_tag(name:"affected", value:"All systems running Twonky Server.");

  script_tag(name:"solution", value:"Set a username and password within the 'Advanced' settings of
  this device.

  Older versions of Twonky Server are not supporting the protection of the web console with a
  username and password. Restrict access to such older devices.");

  exit(0);
}

# nb: Don't exit via islocalhost() or the net_setting_is_* functions here as such a system should be
# definitely access protected.

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

if( ! port = get_app_port( cpe:CPE, service:"www" ) )
  exit( 0 );

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

host = http_host_name( dont_add_port:TRUE );
install = dir;
if( dir == "/" )
  dir = "";

url = dir + "/rpc/info_status";

req = http_get( port:port, item:url );
res = http_keepalive_send_recv( port:port, data:req, bodyonly:FALSE );

if( res =~ "^HTTP/1\.[01] 401" ) {
  set_kb_item( name:"www/content/auth_required", value:TRUE );
  set_kb_item( name:"www/" + host + "/" + port + "/content/auth_required", value:url );
}

if( res =~ "^HTTP/1\.[01] 200" && ( "serverkind|" >< res || "serverplatform|" >< res || "version|" >< res ) ) {
  report = http_report_vuln_url( port:port, url:install );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );