Microsoft Windows Netlogon Service Denial of Service Vulnerability (2207559)

# Copyright (C) 2010 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("1.3.6.1.4.1.25623.1.0.902277");
  script_version("2021-09-01T09:31:49+0000");
  script_tag(name:"last_modification", value:"2021-09-01 09:31:49 +0000 (Wed, 01 Sep 2021)");
  script_tag(name:"creation_date", value:"2010-12-15 14:53:45 +0100 (Wed, 15 Dec 2010)");
  script_cve_id("CVE-2010-2742");
  script_tag(name:"cvss_base", value:"5.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:N/I:N/A:C");
  script_name("Microsoft Windows Netlogon Service Denial of Service Vulnerability (2207559)");
  script_xref(name:"URL", value:"http://support.microsoft.com/kb/2305420");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-101");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 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 will allow attackers to cause a denial of service.");

  script_tag(name:"affected", value:"- Microsoft Windows Server 2003 Service Pack 2 and prior

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

  script_tag(name:"insight", value:"The issue is caused by an error in the Netlogon RPC Service when processing
  user-supplied data, which could allow attackers to crash an affected server
  that is configured as a domain controller.");

  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 a critical security update according to
  Microsoft Bulletin MS10-101.");

  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(win2003:3, win2008:3) <= 0){
  exit(0);
}

## MS10-101 Hotfix (2207559)
if(hotfix_missing(name:"2207559") == 0){
  exit(0);
}

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

dllPath = sysPath + "\system32\Netlogon.dll";
share = ereg_replace(pattern:"([A-Z]):.*", replace:"\1$", string:dllPath);
file = ereg_replace(pattern:"[A-Z]:(.*)", replace:"\1", string:dllPath);

sysVer = GetVer(file:file, share:share);
if(!sysVer){
  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:sysVer, test_version:"5.2.3790.4760")){
        report = report_fixed_ver(installed_version:sysVer, fixed_version:"5.2.3790.4760", install_path:dllPath);
        security_message(port: 0, data: report);
     }
     exit(0);
  }
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}

if(hotfix_check_sp(win2008:3) > 0)
{
  SP = get_kb_item("SMB/Win2008/ServicePack");

  if("Service Pack 1" >< SP)
  {
    if(version_is_less(version:sysVer, test_version:"6.0.6001.18529")){
      report = report_fixed_ver(installed_version:sysVer, fixed_version:"6.0.6001.18529", install_path:dllPath);
      security_message(port: 0, data: report);
    }
     exit(0);
  }

  if("Service Pack 2" >< SP)
  {
    if(version_is_less(version:sysVer, test_version:"6.0.6002.18316")){
      report = report_fixed_ver(installed_version:sysVer, fixed_version:"6.0.6002.18316", install_path:dllPath);
      security_message(port: 0, data: report);
    }
     exit(0);
  }
   security_message( port: 0, data: "The target host was found to be vulnerable" );
}