Microsoft .NET Framework and Silverlight Remote Code Execution Vulnerability (2604930)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: secpod_ms11-078.nasl 8190 2017-12-20 09:44:30Z cfischer $
#
# Microsoft .NET Framework and Silverlight Remote Code Execution Vulnerability (2604930)
#
# Authors:
# Sooraj KS <[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 attacker to execute arbitrary code within
  the context of the affected application. Failed exploit attempts will likely
  result in a denial-of-service condition.
  Impact Level: System/Application";
tag_affected = "Microsoft Silverlight 4.0
  Microsoft .NET Framework 4.0
  Microsoft .NET Framework 3.5.1
  Microsoft .NET Framework 2.0 Service Pack 2
  Microsoft .NET Framework 1.1 Service Pack 1";
tag_insight = "The flaw due to an error when restricting inheritance within classes
  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://technet.microsoft.com/en-us/security/bulletin/ms11-078";
tag_summary = "This host is missing a critical security update according to
  Microsoft Bulletin MS11-078.";

if(description)
{
  script_id(902581);
  script_version("$Revision: 8190 $");
  script_tag(name:"last_modification", value:"$Date: 2017-12-20 10:44:30 +0100 (Wed, 20 Dec 2017) $");
  script_tag(name:"creation_date", value:"2011-10-12 16:01:32 +0200 (Wed, 12 Oct 2011)");
  script_cve_id("CVE-2011-1253");
  script_bugtraq_id(49999);
  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("Microsoft .NET Framework and Silverlight Remote Code Execution Vulnerability (2604930)");
  script_xref(name : "URL" , value : "http://secunia.com/advisories/46406");
  script_xref(name : "URL" , value : "http://securitytracker.com/id/1026161");
  script_xref(name : "URL" , value : "http://securitytracker.com/id/1026162");
  script_xref(name : "URL" , value : "http://technet.microsoft.com/en-us/security/bulletin/ms11-078");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 SecPod");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_reg_enum.nasl", "gb_ms_silverlight_detect.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");
include("host_details.inc");

## Check for OS and Service Pack
if(hotfix_check_sp(xp:4, win2003:3, winVista:3, win2008:3, win7:2) <= 0){
  exit(0);
}

## MS11-078 Hotfix
if((hotfix_missing(name:"2572078") == 0) && (hotfix_missing(name:"2572077") == 0) &&
   (hotfix_missing(name:"2572076") == 0) && (hotfix_missing(name:"2572075") == 0) &&
   (hotfix_missing(name:"2572073") == 0) && (hotfix_missing(name:"2572069") == 0) &&
   (hotfix_missing(name:"2572067") == 0) && (hotfix_missing(name:"2572066") == 0) &&
   (hotfix_missing(name:"2617986") == 0) ){
  exit(0);
}

## Get Silverlight version from KB
infos = get_app_version_and_location( cpe:"cpe:/a:microsoft:silverlight" );
mslVers = infos['version'];
mslPath = infos['location'];

if( mslVers ) {
  ## Check for Microsoft Silverlight version prior to 4.0.60831
  if( version_is_less( version:mslVers, test_version:"4.0.60831" ) ) {
    report = report_fixed_ver( installed_version:mslVers, fixed_version:"4.0.60831", install_path:mslPath );
    security_message( port:0, data:report );
    exit( 0 );
  }
}

## Confirm .NET
key = "SOFTWARE\Microsoft\ASP.NET\";
if(!registry_key_exists(key:key)){
  exit(0);
}

## Try to Get Version
foreach item (registry_enum_keys(key:key))
{
  path = registry_get_sz(key:key + item, item:"Path");
  if("\Microsoft.NET\Framework" >< path)
  {
    dllVer = fetch_file_version(sysPath:path, file_name:"mscorlib.dll");
    if(dllVer)
    {
      ## Windows 2003
      if(hotfix_check_sp(win2003:3) > 0)
      {
        ## GDR 1.1.4322.2490  LDR 1.1.4322.2490
        if(version_in_range(version:dllVer, test_version:"1.1.4322.2000", test_version2:"1.1.4322.2489"))
        {
          security_message(0);
          exit(0);
        }
      }

      ## Windows XP and Windows 2003
      if(hotfix_check_sp(xp:4, win2003:3) > 0)
      {
        ## GDR 4.0.30319.239  LDR 4.0.30319.488
        ## GDR 2.0.50727.3625 LDR 2.0.50727.5681
        if(version_in_range(version:dllVer, test_version:"4.0.30319.000", test_version2:"4.0.30319.238")||
           version_in_range(version:dllVer, test_version:"4.0.30319.400", test_version2:"4.0.30319.487")||
           version_in_range(version:dllVer, test_version:"2.0.50727.3000", test_version2:"2.0.50727.3624")||
          version_in_range(version:dllVer, test_version:"2.0.50727.5000", test_version2:"2.0.50727.5680"))
        {
          security_message(0);
          exit(0);
        }
      }

      ## Windows Vista and Windows Server 2008
      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 2" >< SP)
        {
          ## GDR 4.0.30319.239  LDR 4.0.30319.488
          ## GDR 2.0.50727.4216 LDR 2.0.50727.5681
          ## 1.1.4322.2490
          if(version_in_range(version:dllVer, test_version:"4.0.30319.000", test_version2:"4.0.30319.238") ||
             version_in_range(version:dllVer, test_version:"4.0.30319.400", test_version2:"4.0.30319.487") ||
             version_in_range(version:dllVer, test_version:"2.0.50727.4000", test_version2:"2.0.50727.4215")||
             version_in_range(version:dllVer, test_version:"2.0.50727.5000", test_version2:"2.0.50727.5680")||
             version_in_range(version:dllVer, test_version:"1.1.4322.2000", test_version2:"1.1.4322.2489"))
          {
            security_message(0);
            exit(0);
          }
        }
      }

      ## Windows 7
      if(hotfix_check_sp(win7:2) > 0)
      {
        ## GDR 4.0.30319.239  LDR 4.0.30319.488
        ## GDR 2.0.50727.5448 LDR 2.0.50727.5681
        ## GDR 2.0.50727.4963 LDR 2.0.50727.5681
        if(version_in_range(version:dllVer, test_version:"4.0.30319.000", test_version2:"4.0.30319.238")||
           version_in_range(version:dllVer, test_version:"4.0.30319.400", test_version2:"4.0.30319.487")||
           version_in_range(version:dllVer, test_version:"2.0.50727.5000", test_version2:"2.0.50727.5447")||
           version_in_range(version:dllVer, test_version:"2.0.50727.5600", test_version2:"2.0.50727.5680")||
           version_in_range(version:dllVer, test_version:"2.0.50727.4000", test_version2:"2.0.50727.4962"))
        {
           security_message(0);
           exit(0);
        }
      }
    }
  }
}