WebShield Appliance Detection (HTTP)

# SPDX-FileCopyrightText: 2005 David Maciejak
# 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("1.3.6.1.4.1.25623.1.0.17368");
  script_version("2024-11-22T15:40:47+0000");
  script_tag(name:"last_modification", value:"2024-11-22 15:40:47 +0000 (Fri, 22 Nov 2024)");
  script_tag(name:"creation_date", value:"2005-11-03 14:08:04 +0100 (Thu, 03 Nov 2005)");
  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("WebShield Appliance Detection (HTTP)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2005 David Maciejak");
  script_family("Product detection");
  script_dependencies("gb_get_http_banner.nasl");
  script_require_ports(443);
  script_mandatory_keys("webshield_appliance/banner");

  script_tag(name:"summary", value:"HTTP based detection of the WebShield Appliance.");

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

  exit(0);
}

include("http_func.inc");
include("cpe.inc");
include("host_details.inc");

port = 443;
if(!get_port_state(port))
  exit(0);

if(!banner = http_get_remote_headers(port:port))
  exit(0);

if(banner =~ "Server\s*:\s*WebShield Appliance") {

  # nb: Don't use http_keepalive_send_recv() or http_cache() as both might not receive the full
  # .js file content...
  req = http_get(item:"/strings.js", port:port);
  res = http_send_recv(data:req, port:port);

  #var WEBSHIELD_TITLE="WebShield Appliance v3.0";
  title = egrep(pattern:"WEBSHIELD_TITLE=", string:res);
  if(!title)
    exit(0);

  vers = "unknown";
  install = "/";
  version = eregmatch(pattern:'WEBSHIELD_TITLE="WebShield Appliance v([0-9.]+)"', string:title, icase:TRUE);

  if(!isnull(version[1]))
    vers = version[1];

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

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

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

exit(0);