Microsoft Windows Kernel Security Feature Bypass Vulnerability (2644615)

# Copyright (C) 2012 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# 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.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.902783");
  script_version("2022-05-25T07:40:23+0000");
  script_cve_id("CVE-2012-0001");
  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_tag(name:"creation_date", value:"2012-01-11 10:01:06 +0530 (Wed, 11 Jan 2012)");
  script_tag(name:"last_modification", value:"2022-05-25 07:40:23 +0000 (Wed, 25 May 2022)");
  script_name("Microsoft Windows Kernel Security Feature Bypass Vulnerability (2644615)");
  script_xref(name:"URL", value:"http://support.microsoft.com/kb/2644615");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/51296");
  script_xref(name:"URL", value:"http://www.securitytracker.com/id/1026493");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-001");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone Networks GmbH");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_reg_enum.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/registry_enumerated");

  script_tag(name:"impact", value:"Successful exploitation could allow attackers to execute arbitrary code by
  leveraging memory corruption vulnerabilities in Windows applications.");

  script_tag(name:"affected", value:"- Microsoft Windows 7 Service Pack 1 and prior

  - Microsoft Windows 2003 Service Pack 2 and prior

  - Microsoft Windows Vista Service Pack 2 and prior

  - Microsoft Windows Server 2008 Service Pack 2 and prior");

  script_tag(name:"insight", value:"The flaw is due to an error in the way the kernel (ntdll.dll) loads
  structured exception handling tables and allows bypassing the SafeSEH
  security mechanism. This facilitates easier exploitation of other
  vulnerabilities in affected applications to execute code.");

  script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");

  script_tag(name:"summary", value:"This host is missing an important security update according to
  Microsoft Bulletin MS12-001.");

  script_tag(name:"qod_type", value:"executable_version");
  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(win2003:3, winVista:3, win2008:3, win7:2) <= 0){
  exit(0);
}

## MS12-001 Hotfix 2644615
if(hotfix_missing(name:"2644615") == 0){
  exit(0);
}

sysPath = smb_get_systemroot();
if(!sysPath){
  exit(0);
}

dllVer = fetch_file_version(sysPath:sysPath, file_name:"system32\Ntdll.dll");
if(!dllVer){
  exit(0);
}

if(hotfix_check_sp(win2003:3) > 0)
{
  SP = get_kb_item("SMB/Win2003/ServicePack");
  if("Service Pack 2" >< SP)
  {
    if(version_is_less(version:dllVer, test_version:"5.2.3790.4937")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}

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 2" >< SP)
  {
    if(version_in_range(version:dllVer, test_version:"6.0.6002.18000", test_version2:"6.0.6002.18540")||
       version_in_range(version:dllVer, test_version:"6.0.6002.22000", test_version2:"6.0.6002.22741")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}

else if(hotfix_check_sp(win7:2) > 0)
{
  if(version_is_less(version:dllVer, test_version:"6.1.7600.16915") ||
     version_in_range(version:dllVer, test_version:"6.1.7600.20000", test_version2:"6.1.7600.21091")||
     version_in_range(version:dllVer, test_version:"6.1.7601.17000", test_version2:"6.1.7601.17724")||
     version_in_range(version:dllVer, test_version:"6.1.7601.21000", test_version2:"6.1.7601.21860")){
    security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
}