Search for specified dirs

# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.103437");
  script_version("2025-04-11T05:40:28+0000");
  script_tag(name:"last_modification", value:"2025-04-11 05:40:28 +0000 (Fri, 11 Apr 2025)");
  script_tag(name:"creation_date", value:"2012-02-27 16:32:37 +0100 (Mon, 27 Feb 2012)");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_tag(name:"cvss_base", value:"0.0");
  script_name("Search for specified dirs");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("General");
  script_dependencies("find_service.nasl", "httpver.nasl", "no404.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"This Plugin is searching for the specified webdirs.");

  script_add_preference(name:"Search for dir(s)", value:"/admin;/manager", type:"entry", id:1);
  script_add_preference(name:"Valid http status codes indicating that a directory was found", value:"200;301;302;401;403", type:"entry", id:2);
  script_add_preference(name:"Run this Plugin", type:"checkbox", value:"no", id:3);

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

  exit(0);
}

run = script_get_preference("Run this Plugin", id:3);
if("yes" >!< run)
  exit(0);

search_dirs = script_get_preference("Search for dir(s)", id:1);
http_codes  = script_get_preference("Valid http status codes indicating that a directory was found", id:2);

dirs = split(search_dirs, sep:";", keep:FALSE);
if(max_index(dirs) < 1)
  exit(0);

codes = split(http_codes, sep:";", keep:FALSE);
if(max_index(codes) < 1)
  exit(0);

include("http_func.inc");
include("http_404.inc");
include("port_service_func.inc");

if(http_is_cgi_scan_disabled()) {
  log_message(port:0, data:"Plugin was enabled but CGI Scanning was disabled via Scan Config, not running this test.");
  exit(0);
}

function check_response(resp, codes) {

  local_var resp, code, codes;

  foreach code(codes) {
    if(!isnull(code)) {
      if(ereg(pattern:"^HTTP/1\.[01] " + code, string:resp)) {
        return TRUE;
      }
    }
  }
  return FALSE;
}

port = http_get_port(default:80);
host = http_host_name(dont_add_port:TRUE);
if(http_get_no404_string(port:port, host:host))
  exit(0);

foreach dir(dirs) {

  dir = chomp(dir);
  if(!ereg(pattern:"^/", string:dir))
    dir = "/" + dir;

  req = http_get(item:dir, port:port);
  buf = http_send_recv(port:port, data:req, bodyonly:FALSE);
  if( ! buf || buf =~ "^HTTP/1\.[01] 404")
    continue;

  if(check_response(resp:buf, codes:codes)) {
    report += 'Found dir ' + dir + '\n';
  }
}

if(report) {
  log_message(port:port, data:report);
  exit(0);
}

exit(0);