Microsoft Kerberos Denial of Service Vulnerability (977290)

# 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("1.3.6.1.4.1.25623.1.0.902115");
  script_version("2022-05-25T07:40:23+0000");
  script_tag(name:"last_modification", value:"2022-05-25 07:40:23 +0000 (Wed, 25 May 2022)");
  script_tag(name:"creation_date", value:"2010-02-10 16:06:43 +0100 (Wed, 10 Feb 2010)");
  script_tag(name:"cvss_base", value:"6.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:N/I:N/A:C");
  script_cve_id("CVE-2010-0035");
  script_name("Microsoft Kerberos Denial of Service Vulnerability (977290)");
  script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2010/0344");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/38110");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-014");

  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 could allow remote attackers to cause a vulnerable
  Windows domain controller to stop responding.");
  script_tag(name:"affected", value:"- Microsoft Windows 2000 Service Pack 4 and prior

  - Microsoft Windows 2003 Service Pack 2 and prior

  - Microsoft Windows 2008 Service Pack 3 and prior");
  script_tag(name:"insight", value:"The issue is caused by a NULL pointer dereference error when handling
  'Ticket-Granting-Ticket' renewal requests sent by a client on a remote
   non-Windows realm in a mixed-mode Kerberos implementation.");
  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 MS10-014.");
  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(win2k:5, xp:4, win2003:3, win2008:3) <= 0){
  exit(0);
}

if(hotfix_missing(name:"977290") == 0){
  exit(0);
}

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

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

if(hotfix_check_sp(win2k:5) > 0)
{
  if(version_is_less(version:sysVer, test_version:"5.0.2195.7361")){
    security_message( port: 0, data: "The target host was found to be vulnerable" );
  }
}

else 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:"5.2.3790.4628")){
      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(win2008:3) > 0)
{
  SP = get_kb_item("SMB/Win2008/ServicePack");
  if("Service Pack 1" >< SP)
  {
    if(version_in_range(version:sysVer, test_version:"6.0.6001.18000", test_version2:"6.0.6001.18373")||
       version_in_range(version:sysVer, test_version:"6.0.6001.22000", test_version2:"6.0.6001.22573")){
      security_message( port: 0, data: "The target host was found to be vulnerable" );
    }
    exit(0);
  }

  if("Service Pack 2" >< SP)
  {
    if(version_in_range(version:sysVer, test_version:"6.0.6002.18000", test_version2:"6.0.6002.18156")||
       version_in_range(version:sysVer, test_version:"6.0.6002.22000", test_version2:"6.0.6002.22279")){
      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" );
}