LG Smart IP Device Default Credentials (HTTP)

# 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

if( description )
{
  script_oid("1.3.6.1.4.1.25623.1.0.113271");
  script_version("2023-07-20T05:05:17+0000");
  script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"creation_date", value:"2018-09-18 13:12:13 +0200 (Tue, 18 Sep 2018)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");

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

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

  script_name("LG Smart IP Device Default Credentials (HTTP)");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Default Accounts");
  script_dependencies("gb_lg_smart_ip_device_detect.nasl", "gb_default_credentials_options.nasl");
  script_require_ports("Services/www", 8081);
  script_mandatory_keys("lg/smart_ip/detected");
  script_exclude_keys("default_credentials/disable_default_account_checks");

  script_tag(name:"summary", value:"The administrator account on LG Smart IP Devices uses
  the default username 'admin' and the default password 'admin'.");

  script_tag(name:"affected", value:"All LG Smart IP Devices.");

  script_tag(name:"solution", value:"Change the default password.");

  exit(0);
}

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

CPE = "cpe:/h:lg:smart_ip";

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

if( ! port = get_app_port( cpe: CPE ) )
  exit( 0 );

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

if( location == "/" )
  location = "";

url = location + "/httpapi?GetUserLevel&ipAddress=";
auth_header = make_array("Authorization", "Basic " + base64( str: "admin:admin" ));

req = http_get_req( port: port, url: url, add_headers: auth_header, accept_header: "*/*" );
res = http_keepalive_send_recv( data: req, port: port );

if( res =~ "^HTTP/1\.[01] 200" && res !~ 'Error' && res =~ 'UserLevel[ ]*:[ ]*USER_ADMIN' ) {
  report = "It was possible to login using the username 'admin' and the password 'admin'.";
  security_message( data: report, port: port );
  url = location + '/httpapi?GetVersion';
  req = http_get_req( port: port, url: url, add_headers: auth_header, accept_header: "*/*" );
  res = http_keepalive_send_recv( data: req, port: port );
  swVer = eregmatch( string: res, pattern: 'swVersion[ ]*:[ ]*([0-9.]+)', icase: TRUE );
  hwVer = eregmatch( string: res, pattern: 'hwVersion[ ]*:[ ]*([0-9.]+)', icase: TRUE );
  fwVer = eregmatch( string: res, pattern: 'fwVersion[ ]*:[ ]*([0-9.]+)', icase: TRUE );
  if( ! isnull( swVer[1] ) )
    set_kb_item( name: "lg/smart_ip/sw_version", value: swVer[1] );
  if( ! isnull( hwVer[1] ) )
    set_kb_item( name: "lg/smart_ip/hw_version", value: hwVer[1] );
  if( ! isnull( fwVer[1] ) )
    set_kb_item( name: "lg/smart_ip/fw_version", value: fwVer[1] );
  exit( 0 );
}

exit( 99 );