VegaDNS Detection

# 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("1.3.6.1.4.1.25623.1.0.106274");
  script_version("2023-12-13T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-12-13 05:05:23 +0000 (Wed, 13 Dec 2023)");
  script_tag(name:"creation_date", value:"2016-09-22 09:06:56 +0700 (Thu, 22 Sep 2016)");
  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("VegaDNS Detection");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Product detection");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "gb_php_http_detect.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_xref(name:"URL", value:"http://www.vegadns.org/");

  script_tag(name:"summary", value:"Detection of VegaDNS

  The script sends a connection request to the server and attempts to detect the presence of VegaDNS and to
  extract its version.");

  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");
include("list_array_func.inc");

port = http_get_port( default:80 );

if( ! http_can_host_php( port:port ) ) exit( 0 );

foreach dir( make_list_unique( "/", "/vegadns", "/dns", http_cgi_dirs( port:port ) ) ) {

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

  res = http_get_cache( port:port, item:dir + "/index.php" );

  if ('alt="VegaDNS"' >< res && "tinydns administration - version" >< res) {
    version = "unknown";

    vers = eregmatch(pattern: "tinydns administration - version ([0-9.]+)", string: res);
    if (!isnull(vers[1])) {
      version = vers[1];
      set_kb_item(name: "vegadns/version", value: version);
    }

    set_kb_item(name: "vegadns/installed", value: TRUE);

    cpe = build_cpe(value: version, exp: "^([0-9.]+)", base: "cpe:/a:vegadns:vegadns:");
    if (!cpe)
      cpe = 'cpe:/a:vegadns:vegadns';

    register_product(cpe: cpe, location: install, port: port, service: "www");

    log_message(data: build_detection_report(app: "VegaDNS", version: version, install: install, cpe: cpe,
                                             concluded: vers[0]),
                port: port);
    exit(0);
  }
}

exit(0);