Operating System (OS) Detection (HNAP)

# SPDX-FileCopyrightText: 2017 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("1.3.6.1.4.1.25623.1.0.108284");
  script_version("2025-03-04T05:38:25+0000");
  script_tag(name:"last_modification", value:"2025-03-04 05:38:25 +0000 (Tue, 04 Mar 2025)");
  script_tag(name:"creation_date", value:"2017-10-27 07:13:48 +0200 (Fri, 27 Oct 2017)");
  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("Operating System (OS) Detection (HNAP)");
  script_category(ACT_GATHER_INFO);
  script_family("Product detection");
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_dependencies("gb_hnap_detect.nasl");
  script_mandatory_keys("HNAP/port");

  script_tag(name:"summary", value:"Home Network Administration Protocol (HNAP) based Operating System (OS) detection.");

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

  exit(0);
}

include("host_details.inc");
include("os_func.inc");

SCRIPT_DESC = "Operating System (OS) Detection (HNAP)";
BANNER_TYPE = "HNAP device info";

if( ! port = get_kb_item( "HNAP/port" ) ) exit( 0 );
vendor = get_kb_item( "HNAP/" + port + "/vendor" );
model  = get_kb_item( "HNAP/" + port + "/model" );

# e.g. SMC Inc. SMCWBR14S
# or Linksys E1200
banner = vendor + " " + model;
if( ! banner || strlen( banner ) <= 1 ) exit( 0 );

if( "SMC Inc. SMCWBR14S" >< banner || "Linksys " >< banner ) {
  os_register_and_report( os:"Linux/Unix", cpe:"cpe:/o:linux:kernel", banner_type:BANNER_TYPE, port:port, banner:banner, desc:SCRIPT_DESC, runs_key:"unixoide" );
  exit( 0 );
}

# e.g. D-Link DIR-868L
if( banner =~ "^D-Link (DAP|DIR|DNS|DSL|DWR)" ) {
  os_register_and_report( os:"Linux/Unix", cpe:"cpe:/o:linux:kernel", banner_type:BANNER_TYPE, port:port, banner:banner, desc:SCRIPT_DESC, runs_key:"unixoide" );
  exit( 0 );
}

os_register_unknown_banner( banner:banner, banner_type_name:BANNER_TYPE, banner_type_short:"hnap_device_info", port:port );

exit( 0 );