OctoPrint Detection (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("1.3.6.1.4.1.25623.1.0.107342");
  script_version("2025-10-07T05:38:31+0000");
  script_tag(name:"last_modification", value:"2025-10-07 05:38:31 +0000 (Tue, 07 Oct 2025)");
  script_tag(name:"creation_date", value:"2018-10-11 16:21:34 +0200 (Thu, 11 Oct 2018)");
  script_tag(name:"cvss_base", value:"0.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_name("OctoPrint Detection (HTTP)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Product detection");
  script_dependencies("find_service.nasl", "httpver.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"HTTP based detection of the OctoPrint Web UI for 3D printers.");

  script_xref(name:"URL", value:"https://octoprint.org/download/");

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

  exit(0);
}

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

port = http_get_port( default:80 );
banner = http_get_remote_headers( port:port );

if( banner = egrep( string:banner, pattern:"Basic realm.+OctoPrint", icase:TRUE ) ) {
  found = TRUE;
  auth  = TRUE;
  concluded = chomp( banner );
}

if( ! found ) {
  buf = http_get_cache( item:"/", port:port );
  # nb: Seems newer versions have a new login page, those are also not exposing the version without a login.
  if( buf && buf =~ "^HTTP/1\.[01] 200" && ( "OctoPrint</title>" >< buf && "octoprint.org" >< buf ) || "<title>OctoPrint Login</title>" >< buf ) {
    found = TRUE;
    auth  = FALSE;
  }
}

if( found ) {

  install = "/";
  version = "unknown";
  conclUrl = http_report_vuln_url( port:port, url:"/", url_only:TRUE );

  set_kb_item( name:"octoprint/detected", value:TRUE );
  set_kb_item( name:"octoprint/http/port", value:port );

  if( auth )
    set_kb_item( name:"octoprint/detected/auth", value:TRUE );
  else
    set_kb_item( name:"octoprint/detected/noauth", value:TRUE );

  vers = eregmatch( pattern:'var DISPLAY_VERSION = "([0-9.]+)"', string:buf, icase:TRUE );
  if( vers[1] ) {
    version = vers[1];
    concluded = vers[0];
  }

  register_and_report_cpe( app:"OctoPrint Web UI", ver:version, concluded:concluded, base:"cpe:/a:octoprint:octoprint:", expr:"^([0-9.]+)", insloc:install, regPort:port, regService:"www", conclUrl:conclUrl );
}

exit( 0 );