PunBB detection

# 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("1.3.6.1.4.1.25623.1.0.15936");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");
  script_version("2023-12-13T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-12-13 05:05:23 +0000 (Wed, 13 Dec 2023)");
  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_name("PunBB detection");
  script_category(ACT_GATHER_INFO);
  script_tag(name:"qod_type", value:"remote_banner");
  script_copyright("Copyright (C) 2005 David Maciejak");
  script_family("Product detection");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "gb_php_http_detect.nasl", "global_settings.nasl");
  script_exclude_keys("Settings/disable_cgi_scanning");
  script_require_ports("Services/www", 80);

  script_xref(name:"URL", value:"http://www.punbb.org/");

  script_tag(name:"summary", value:"The remote web server contains a database management application
  written in PHP.

  Description :

  This script detects whether the remote host is running PunBB and
  extracts the version number and location if found.

  PunBB is an open-source discussion board written in PHP.");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");
include("list_array_func.inc");
include("cpe.inc");
include("host_details.inc");

SCRIPT_DESC = "PunBB detection";

port = http_get_port(default:80);
if (!http_can_host_php(port:port)) exit(0);

foreach dir( make_list_unique( "/punbb", "/forum", "/forums", http_cgi_dirs( port:port ) ) ) {

  install = dir;
  if( dir == "/" ) dir = "";
  url = dir + "/index.php";
  buf = http_get_cache( item:url, port:port );
  if( buf == NULL ) continue;

  pat = "Powered by .*http://www\.punbb\.org/.>PunBB";
  if ( egrep(pattern:pat, string:buf) ) {
    version=eregmatch(pattern:string(".*", pat, "</a><br>.+Version: (.+)<br>.*"),string:buf);
    # nb: starting with 1.2, version display is optional and off by default
    #     but it's still useful to know that it's installed.
    if ( version == NULL ) {
      version = "unknown";
      report = string("An unknown version of PunBB is installed under ", install, " on the remote host.");
    } else {
      version = version[1];
      report = string("PunBB version ", version, " is installed under ", install, " on the remote host.");
    }

    log_message(port:port, data:report);

    tmp_version = version + " under " + install;
    set_kb_item(name:"www/" + port + "/punBB", value:tmp_version);
    set_kb_item(name:"punBB/installed", value:TRUE);

    cpe = build_cpe(value:tmp_version, exp:"^([0-9.]+\.[0-9])\.?([a-z0-9]+)?", base:"cpe:/a:punbb:punbb:");
    if(!isnull(cpe))
       register_host_detail(name:"App", value:cpe, desc:SCRIPT_DESC);

    exit(0);
  }
}

exit( 0 );