Microsoft Windows Multiple Vulnerabilities (KB4534297)

# Copyright (C) 2020 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("1.3.6.1.4.1.25623.1.0.815746");
  script_version("2021-08-11T12:01:46+0000");
  script_cve_id("CVE-2020-0607", "CVE-2020-0608", "CVE-2020-0609", "CVE-2020-0610",
                "CVE-2020-0611", "CVE-2020-0613", "CVE-2020-0614", "CVE-2020-0615",
                "CVE-2020-0620", "CVE-2020-0623", "CVE-2020-0625", "CVE-2020-0626",
                "CVE-2020-0627", "CVE-2020-0628", "CVE-2020-0629", "CVE-2020-0630",
                "CVE-2020-0631", "CVE-2020-0632", "CVE-2020-0634", "CVE-2020-0635",
                "CVE-2020-0637", "CVE-2020-0639", "CVE-2020-0640", "CVE-2020-0641",
                "CVE-2020-0642", "CVE-2020-0643", "CVE-2020-0644");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2021-08-11 12:01:46 +0000 (Wed, 11 Aug 2021)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-01-17 21:16:00 +0000 (Fri, 17 Jan 2020)");
  script_tag(name:"creation_date", value:"2020-01-15 11:51:11 +0530 (Wed, 15 Jan 2020)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB4534297)");

  script_tag(name:"summary", value:"This host is missing a critical security
  update according to Microsoft KB4534297");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present
  on the target host.");

  script_tag(name:"insight", value:"Multiple flaws exist due to:

  - Microsoft Graphics Components improperly handles objects in memory.

  - Windows Common Log File System (CLFS) driver fails to properly handle objects
    in memory.

  - Windows Search Indexer improperly handles objects in memory.

  - win32k component improperly provides kernel information.

  - Windows Remote Desktop Gateway improperly handles connection requests.

  Please see the references for more information about the vulnerabilities.");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to run arbitrary code on the client machine, elevate privilges and disclose
  sensitive information.");

  script_tag(name:"affected", value:"- Microsoft Windows 8.1 for 32-bit/x64-based systems

  - Microsoft Windows Server 2012 R2");

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

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"executable_version");
  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/help/4534297");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");
  exit(0);
}

include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(win8_1:1, win8_1x64:1, win2012R2:1) <= 0){
  exit(0);
}

sysPath = smb_get_system32root();
if(!sysPath)
  exit(0);

dllVer = fetch_file_version(sysPath:sysPath, file_name:"Urlmon.dll");
if(!dllVer)
  exit(0);

if(version_is_less(version:dllVer, test_version:"11.0.9600.19597")) {
  report = report_fixed_ver(file_checked:sysPath + "\Urlmon.dll",
                            file_version:dllVer, vulnerable_range:"Less than 11.0.9600.19597");
  security_message(data:report);
  exit(0);
}

exit(99);