Microsoft DHTML Editing Component ActiveX Remote Code Execution Vulnerability (956844)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: secpod_ms09-046.nasl 5363 2017-02-20 13:07:22Z cfi $
#
# Microsoft DHTML Editing Component ActiveX Remote Code Execution Vulnerability (956844)
#
# 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 let the attacker execute arbitrary code or
  compromise a affected system.
  Impact Level: System/Application";
tag_affected = "Microsoft Windows 2k  Service Pack 4 and prior
  Microsoft Windows XP  Service Pack 3 and prior
  Microsoft Windows 2k3 Service Pack 2 and prior";
tag_insight = "The flaw is due to an error in the bundled DHTML Editing Component
  ActiveX control when formatting HTML markup and can be exploited via a
  specially crafted web page.";
tag_solution = "Run Windows Update and update the listed hotfixes or download and
  update mentioned hotfixes in the advisory from the below link.
  http://www.microsoft.com/technet/security/bulletin/ms09-046.mspx";
tag_summary = "This host is missing a critical security update according to
  Microsoft Bulletin MS09-046.";

if(description)
{
  script_id(900837);
  script_version("$Revision: 5363 $");
  script_tag(name:"last_modification", value:"$Date: 2017-02-20 14:07:22 +0100 (Mon, 20 Feb 2017) $");
  script_tag(name:"creation_date", value:"2009-09-10 15:23:12 +0200 (Thu, 10 Sep 2009)");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_cve_id("CVE-2009-2519");
  script_bugtraq_id(36280);
  script_name("Microsoft DHTML Editing Component ActiveX Remote Code Execution Vulnerability (956844)");
  script_xref(name : "URL" , value : "http://secunia.com/advisories/36592/");
  script_xref(name : "URL" , value : "http://support.microsoft.com/kb/956844");
  script_xref(name : "URL" , value : "http://www.vupen.com/english/advisories/2009/2564");
  script_xref(name : "URL" , value : "http://www.microsoft.com/technet/security/bulletin/ms09-048.mspx");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 SecPod");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_reg_enum.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");

  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:"VendorFix");
  exit(0);
}


include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(xp:4, win2k:5, win2003:3) <= 0){
  exit(0);
}

# MS09-046 Hotfix check
if(hotfix_missing(name:"956844") == 0)
{
  exit(0);
}

dllPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion",
                          item:"CommonFilesDir");

if(!dllPath)
{
  exit(0);
}

share = ereg_replace(pattern:"([A-Z]):.*", replace:"\1$", string:dllPath);
file = ereg_replace(pattern:"[A-Z]:(.*)", replace:"\1",
                    string:dllPath + "\Microsoft Shared\Triedit\Triedit.dll");

dllVer = GetVer(file:file, share:share);
if(!dllVer)
{
  exit(0);
}

# Windows 2K
if(hotfix_check_sp(win2k:5) > 0)
{
  # Grep for Triedit.dll version < 6.1.0.9235
  if(version_is_less(version:dllVer, test_version:"6.1.0.9235")){
    security_message(0);
  }
}
# Windows XP
else if(hotfix_check_sp(xp:4) > 0)
{
  SP = get_kb_item("SMB/WinXP/ServicePack");
  if("Service Pack 2" >< SP || ("Service Pack 3" >< SP))
  {
    # Grep for Triedit.dll < 6.1.0.9246
    if(version_is_less(version:dllVer, test_version:"6.1.0.9246")){
      security_message(0);
    }
  }
  else
    security_message(0);
}
# Windows 2003
else if(hotfix_check_sp(win2003:3) > 0)
{
  SP = get_kb_item("SMB/Win2003/ServicePack");
  if("Service Pack 2" >< SP)
  {
    # Grep for Triedit.dll version < 6.1.0.9246
    if(version_is_less(version:dllVer, test_version:"6.1.0.9246")){
      security_message(0);
    }
  }
  else
    security_message(0);
}