NETGEAR ProSAFE Devices Detection (SNMP)

# 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("1.3.6.1.4.1.25623.1.0.108163");
  script_version("2023-12-05T05:06:18+0000");
  script_tag(name:"last_modification", value:"2023-12-05 05:06:18 +0000 (Tue, 05 Dec 2023)");
  script_tag(name:"creation_date", value:"2017-05-18 10:24:16 +0200 (Thu, 18 May 2017)");
  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("NETGEAR ProSAFE Devices Detection (SNMP)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Product detection");
  script_dependencies("gb_snmp_info_collect.nasl");
  script_require_udp_ports("Services/udp/snmp", 161);
  script_mandatory_keys("SNMP/sysdescr/available");

  script_tag(name:"summary", value:"This script performs SNMP based detection of NETGEAR ProSAFE devices.");

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

  exit(0);
}

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

port    = snmp_get_port( default:161 );
sysdesc = snmp_get_sysdescr( port:port );
if( ! sysdesc || ( "ProSafe" >!< sysdesc && "ProSAFE" >!< sysdesc ) ) exit( 0 );

set_kb_item( name:"netgear/prosafe/detected", value:TRUE );
set_kb_item( name:"netgear/prosafe/snmp/detected", value:TRUE );
set_kb_item( name:"netgear/prosafe/snmp/port", value:port );

model      = "unknown";
fw_version = "unknown";
fw_build   = "unknown";

# Netgear ProSafe VPN Firewall FVS318v3
# ProSafe 802.11b/g Wireless Access Point -WG102 V5.2.8
# M4300-24X24F ProSAFE 24-port 10GBASE-T and 24-port 10G SFP+, 12.0.2.17, 1.0.0.8
# GS748Tv5 ProSafe 48-port Gigabit Ethernet Smart Switch, 6.3.1.11, B1.0.0.4
# M4100-26G ProSafe 24-port Gigabit L2+ Intelligent Edge Managed Switch, 10.0.1.16, B1.0.0.9
# GSM7224V2 - ProSafe 24G
if( "Netgear ProSafe VPN Firewall" >< sysdesc ) {
  pattern = "^Netgear ProSafe VPN Firewall ([0-9a-zA-Z\-]+)";
} else if ("ProSafe 802.11b/g Wireless Access Point" >< sysdesc ) {
  pattern = "^ProSafe 802.11b/g Wireless Access Point -([0-9a-zA-Z\-]+) V([0-9.]+)";
} else {
  pattern = "^([0-9a-zA-Z\-]+) [- ]+?ProSafe[^,]+(, ([0-9.]+), B?([0-9.]+))?";
  offset = 1;
}
concluded = "  Concluded from SNMP sysDescr OID: " + sysdesc + '\n';

model_fw_nd_build = eregmatch( pattern:pattern, string:sysdesc, icase:TRUE );
if( ! isnull( model_fw_nd_build[1] ) ) model = model_fw_nd_build[1];
if( ! isnull( model_fw_nd_build[2] ) ) fw_version = model_fw_nd_build[2+offset];
if( ! isnull( model_fw_nd_build[3] ) ) fw_build = model_fw_nd_build[3+offset];

# nb: At least 'GSM7224V2 - ProSafe 24G' does not expose version via sysdesc
if ( fw_version == "unknown" ) {
  vers_oid = "1.3.6.1.2.1.47.1.1.1.1.10.1";
  vers = snmp_get(port: port, oid: vers_oid);
  if (vers) {
    fw_version = vers;
    concluded += "  Version: " + fw_version + " concluded from OID: " + vers_oid  + '\n';
  }
}

set_kb_item( name:"netgear/prosafe/snmp/" + port + "/model", value:model );
set_kb_item( name:"netgear/prosafe/snmp/" + port + "/fw_version", value:fw_version );
set_kb_item( name:"netgear/prosafe/snmp/" + port + "/fw_build", value:fw_build );
set_kb_item( name:"netgear/prosafe/snmp/" + port + "/concluded", value:concluded );

exit( 0 );