Internet Explorer Vector Markup Language Remote Code Execution Vulnerability (2544521)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: secpod_ms11-052.nasl 6526 2017-07-05 05:43:52Z cfischer $
#
# Internet Explorer Vector Markup Language Remote Code Execution Vulnerability (2544521)
#
# Authors:
# Veerendra GG <[email protected]>
#
# Copyright:
# Copyright (c) 2011 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 could allow remote attackers to execute arbitrary
  code in the context of the application.
  Impact Level: System/Application";
tag_affected = "Microsoft Internet Explorer version 6.x/7.x/8.x";
tag_insight = "The flaw is caused when Internet Explorer attempts to access an object that
  has not been initialised or has been deleted causing memory corruption.";
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/MS11-052.mspx";
tag_summary = "This host is missing a critical security update according to
  Microsoft Bulletin MS11-052.";

if(description)
{
  script_id(900290);
  script_version("$Revision: 6526 $");
  script_tag(name:"last_modification", value:"$Date: 2017-07-05 07:43:52 +0200 (Wed, 05 Jul 2017) $");
  script_tag(name:"creation_date", value:"2011-06-15 15:55:00 +0200 (Wed, 15 Jun 2011)");
  script_bugtraq_id(48173);
  script_cve_id("CVE-2011-1266");
  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_name("Internet Explorer Vector Markup Language Remote Code Execution Vulnerability (2544521)");
  script_xref(name : "URL" , value : "http://support.microsoft.com/kb/2530548");
  script_xref(name : "URL" , value : "http://www.microsoft.com/technet/security/Bulletin/MS11-052.mspx");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 SecPod");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("gb_ms_ie_detect.nasl");
  script_mandatory_keys("MS/IE/Version");
  script_require_ports(139, 445);
  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, win2003:3, winVista:3, win2008:3, win7:2) <= 0){
  exit(0);
}

ieVer = get_kb_item("MS/IE/Version");
if(!ieVer || !(ieVer =~ "^6|^7|^8")){
  exit(0);
}

## MS11-052 Hotfix (2544521)
if(hotfix_missing(name:"2544521") == 0){
  exit(0);
}

## Get Program Files Dir Path and construct complete path
progDir = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion\",
                                                   item:"ProgramFilesDir");
if(!progDir){
  exit(0);
}

## Get Version from Vgx.dll
dllVer = fetch_file_version(sysPath:progDir, file_name:"Common Files\Mi" +
                                             "crosoft Shared\VGX\Vgx.dll");
if(!dllVer){
  exit(0);
}

## Windows XP
if(hotfix_check_sp(xp:4) > 0)
{
  SP = get_kb_item("SMB/WinXP/ServicePack");
  if("Service Pack 3" >< SP)
  {
    ## Check for Vgx.dll version
    if(version_in_range(version:dllVer, test_version:"6.0.2900.0000", test_version2:"6.0.2900.6107") ||
       version_in_range(version:dllVer, test_version:"7.0.0000.00000", test_version2:"7.0.6000.21300")||
       version_in_range(version:dllVer, test_version:"8.0.6001.00000", test_version2:"8.0.6001.23166")){
      security_message(0);
    }
    exit(0);
  }
  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)
  {
    ## Check for Vgx.dll version
    if(version_in_range(version:dllVer, test_version:"6.0.3790.0000", test_version2:"6.0.3790.4860") ||
       version_in_range(version:dllVer, test_version:"7.0.0000.00000", test_version2:"7.0.6000.21300")||
       version_in_range(version:dllVer, test_version:"8.0.6001.00000", test_version2:"8.0.6001.23166")){
      security_message(0);
    }
    exit(0);
  }
  security_message(0);
}

## Windows Vista and Windows Server 2008
else if(hotfix_check_sp(winVista:3, win2008:3) > 0)
{
  SP = get_kb_item("SMB/WinVista/ServicePack");

  if(!SP) {
    SP = get_kb_item("SMB/Win2008/ServicePack");
  }

  if("Service Pack 1" >< SP)
  {
    ## Check for Vgx.dll version
    if(version_in_range(version:dllVer, test_version:"7.0.6001.18000", test_version2:"7.0.6001.18644")||
       version_in_range(version:dllVer, test_version:"7.0.6001.22000", test_version2:"7.0.6001.22910")||
       version_in_range(version:dllVer, test_version:"8.0.6001.19000", test_version2:"8.0.6001.19075")||
       version_in_range(version:dllVer, test_version:"8.0.6001.23000", test_version2:"8.0.6001.23168")){
      security_message(0);
    }
    exit(0);
  }

  if("Service Pack 2" >< SP)
  {
    ## Check for Vgx.dll version
    if(version_in_range(version:dllVer, test_version:"7.0.6002.18000", test_version2:"7.0.6002.18462")||
       version_in_range(version:dllVer, test_version:"7.0.6002.22000", test_version2:"7.0.6002.22633")||
       version_in_range(version:dllVer, test_version:"8.0.6001.19000", test_version2:"8.0.6001.19075")||
       version_in_range(version:dllVer, test_version:"8.0.6001.23000", test_version2:"8.0.6001.23168")){
      security_message(0);
    }
    exit(0);
  }
  security_message(0);
}

## Windows 7
else if(hotfix_check_sp(win7:2) > 0)
{
  ## Check for Vgx.dll version
  if(version_in_range(version:dllVer, test_version:"8.0.7600.16000", test_version2:"8.0.7600.16805")||
     version_in_range(version:dllVer, test_version:"8.0.7600.20000", test_version2:"8.0.7600.20956")||
     version_in_range(version:dllVer, test_version:"8.0.7601.17000", test_version2:"8.0.7601.17607")||
     version_in_range(version:dllVer, test_version:"8.0.7601.21000", test_version2:"8.0.7601.21717")){
    security_message(0);
  }
}