Internet Explorer 'KEYGEN' Element Denial Of Service Vulnerability

###############################################################################
# OpenVAS Vulnerability Test
# $Id: secpod_ms_ie_keygen_dos_vuln.nasl 6530 2017-07-05 06:23:50Z cfischer $
#
# Internet Explorer 'KEYGEN' Element Denial Of Service Vulnerability
#
# Authors:
# Sharath S <[email protected]>
#
# Copyright:
# Copyright (c) 2009 SecPod, http://www.secpod.com
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

tag_impact = "Successful exploitation will allow remote attackers to cause
Denial of Service.

Impact Level: Application";

tag_affected = "Internet Explorer version 6.x to 6.0.2900.2180 and 7.0.6000.16711.";

tag_insight = "A CPU consumption error occurs via an automatically submitted form
containing a KEYGEN element.";

tag_solution = "No solution or patch was made available for at least one year
since disclosure of this vulnerability. Likely none will be provided anymore.
General solution options are to upgrade to a newer release, disable respective
features, remove the product or replace the product by another one.";

tag_summary = "This host is installed with Internet Explorer and is prone to
Denial of Service vulnerability.";

if(description)
{
  script_id(900864);
  script_version("$Revision: 6530 $");
  script_tag(name:"last_modification", value:"$Date: 2017-07-05 08:23:50 +0200 (Wed, 05 Jul 2017) $");
  script_tag(name:"creation_date", value:"2009-09-22 10:03:41 +0200 (Tue, 22 Sep 2009)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_cve_id("CVE-2009-3267");
  script_name("Internet Explorer 'KEYGEN' Element Denial Of Service Vulnerability");
  script_xref(name : "URL" , value : "http://websecurity.com.ua/3194/");
  script_xref(name : "URL" , value : "http://www.securityfocus.com/archive/1/archive/1/506328/100/100/threaded");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 SecPod");
  script_family("Denial of Service");
  script_dependencies("gb_ms_ie_detect.nasl");
  script_mandatory_keys("MS/IE/EXE/Ver");
  script_tag(name : "impact" , value : tag_impact);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "summary" , value : tag_summary);
  script_tag(name:"qod_type", value:"registry");
  script_tag(name:"solution_type", value:"WillNotFix");
  exit(0);
}


include("version_func.inc");

ieVer = get_kb_item("MS/IE/EXE/Ver");
if(!ieVer){
  exit(0);
}

# Check for Internet Explorer version 6.x <= 6.0.2900.2180 and 7.0.6000.16711
if(version_is_equal(version:ieVer, test_version:"7.0.6000.16711")||
   version_in_range(version:ieVer, test_version:"6.0",
                                  test_version2:"6.0.2900.2180")){
  security_message(0);
}