Nmap NSE 6.01: auth-owners

2013-02-28T00:00:00
ID OPENVAS:1361412562310803540
Type openvas
Reporter NSE-Script: The Nmap Security Scanner; NASL-Wrapper: Greenbone Networks GmbH
Modified 2018-10-18T00:00:00

Description

Attempts to find the owner of an open TCP port by querying an auth daemon which must also be open on the target system. The auth service, also known as identd, normally runs on port 113.

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_nmap6_auth_owners.nasl 11966 2018-10-18 13:56:21Z cfischer $
#
# Autogenerated NSE wrapper
#
# Authors:
# NSE-Script: Diman Todorov
# NASL-Wrapper: autogenerated
#
# Copyright:
# NSE-Script: The Nmap Security Scanner (http://nmap.org)
# Copyright (C) 2013 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.803540");
  script_version("$Revision: 11966 $");
  script_tag(name:"cvss_base", value:"0.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_tag(name:"last_modification", value:"$Date: 2018-10-18 15:56:21 +0200 (Thu, 18 Oct 2018) $");
  script_tag(name:"creation_date", value:"2013-02-28 19:00:29 +0530 (Thu, 28 Feb 2013)");
  script_name("Nmap NSE 6.01: auth-owners");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_analysis");
  script_copyright("NSE-Script: The Nmap Security Scanner; NASL-Wrapper: Greenbone Networks GmbH");
  script_family("Nmap NSE");
  script_dependencies("nmap_nse.nasl");
  script_mandatory_keys("Tools/Present/nmap6.01", "Tools/Launch/nmap_nse");

  script_tag(name:"summary", value:"Attempts to find the owner of an open TCP port by querying an auth daemon which must also be open
  on the target system. The auth service, also known as identd, normally runs on port 113.");

  exit(0);
}

argv = make_list("nmap", "--script=auth-owners.nse", get_host_ip());

if(TARGET_IS_IPV6())
  argv = make_list(argv, "-6");

timing_policy = get_kb_item("Tools/nmap/timing_policy");
if(timing_policy =~ '^-T[0-5]$')
  argv = make_list(argv, timing_policy);

source_iface = get_preference("source_iface");
if(source_iface =~ '^[0-9a-zA-Z:_]+$') {
  argv = make_list(argv, "-e");
  argv = make_list(argv, source_iface);
}

res = pread(cmd:"nmap", argv:argv);

if(res)
{
  foreach line (split(res))
  {
    if(port = eregmatch(pattern:"^([0-9]+)/tcp",string:line)) {
      port = port[1];
      continue;
    }

    if(ereg(pattern:"^\|",string:line)) {
      result +=  substr(chomp(line),2) + '\n';
    }

    error = eregmatch(string:line, pattern:"^nmap: (.*)$");
    if (error) {
      msg = string('Nmap command failed with following error message:\n', line);
      log_message(data : msg, port:port);
    }
  }

  if("auth-owners" >< result) {
    msg = string('Result found by Nmap Security Scanner (auth-owners.nse) ',
                'http://nmap.org:\n\n', result);
   log_message(data : msg, port:port);
  }
}
else
{
  msg = string('Nmap command failed entirely:\n', 'nmap ', argv);
  log_message(data: msg, port:port);
}