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openvasCopyright (C) 2022 Greenbone Networks GmbHOPENVAS:1361412562310817788
HistoryAug 10, 2022 - 12:00 a.m.

Microsoft Windows Multiple Vulnerabilities (KB5016623)

2022-08-1000:00:00
Copyright (C) 2022 Greenbone Networks GmbH
plugins.openvas.org
8
microsoft windows
kb5016623
security update
vulnerabilities
elevation of privilege
remote code execution
denial of service

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7

Confidence

Low

EPSS

0.625

Percentile

97.9%

This host is missing an important security
update according to Microsoft KB5016623

# Copyright (C) 2022 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("1.3.6.1.4.1.25623.1.0.817788");
  script_version("2023-10-19T05:05:21+0000");
  script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
  script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
  script_cve_id("CVE-2022-30133", "CVE-2022-30144", "CVE-2022-30194", "CVE-2022-30197",
                "CVE-2022-33670", "CVE-2022-34690", "CVE-2022-34691", "CVE-2022-34696",
                "CVE-2022-34699", "CVE-2022-34701", "CVE-2022-34702", "CVE-2022-34703",
                "CVE-2022-34704", "CVE-2022-34705", "CVE-2022-34706", "CVE-2022-34707",
                "CVE-2022-34708", "CVE-2022-34709", "CVE-2022-34710", "CVE-2022-34713",
                "CVE-2022-34714", "CVE-2022-35743", "CVE-2022-35744", "CVE-2022-35745",
                "CVE-2022-35746", "CVE-2022-35747", "CVE-2022-35748", "CVE-2022-35749",
                "CVE-2022-35750", "CVE-2022-35751", "CVE-2022-35752", "CVE-2022-35753",
                "CVE-2022-35754", "CVE-2022-35755", "CVE-2022-35756", "CVE-2022-35757",
                "CVE-2022-35758", "CVE-2022-35759", "CVE-2022-35760", "CVE-2022-35761",
                "CVE-2022-35762", "CVE-2022-35763", "CVE-2022-35764", "CVE-2022-35765",
                "CVE-2022-35766", "CVE-2022-35767", "CVE-2022-35768", "CVE-2022-35769",
                "CVE-2022-35771", "CVE-2022-35792", "CVE-2022-35793", "CVE-2022-35794",
                "CVE-2022-35795", "CVE-2022-35797", "CVE-2022-34689");
  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:"2023-10-19 05:05:21 +0000 (Thu, 19 Oct 2023)");
  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:"2023-06-01 01:17:00 +0000 (Thu, 01 Jun 2023)");
  script_tag(name:"creation_date", value:"2022-08-10 09:29:23 +0530 (Wed, 10 Aug 2022)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB5016623)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5016623");

  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:

  - An elevation of privilege vulnerability in Windows Defender Credential Guard.

  - A Remote Code Execution Vulnerability in Windows Point-to-Point Protocol.

  - A Denial of Service Vulnerability in Windows Point-to-Point Protocol.

  For more information about the vulnerabilities refer to Reference links.");

  script_tag(name:"impact", value:"Successful exploitation will allow an
  attacker to elevate privileges, execute arbitrary commands, disclose
  information, bypass security restrictions, spoofing and conduct DoS
  attacks.");

  script_tag(name:"affected", value:"- Microsoft Windows 10 Version 1809 for 32-bit Systems

  - Microsoft Windows 10 Version 1809 for x64-based Systems

  - Microsoft Windows Server 2019");

  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/5016623");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 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(win10:1, win10x64:1, win2019:1) <= 0){
  exit(0);
}

dllPath = smb_get_system32root();
if(!dllPath ){
  exit(0);
}

fileVer = fetch_file_version(sysPath:dllPath, file_name:"ntoskrnl.exe");
if(!fileVer){
  exit(0);
}

if(version_in_range(version:fileVer, test_version:"10.0.17763.0", test_version2:"10.0.17763.3286"))
{
  report = report_fixed_ver(file_checked:dllPath + "\Ntoskrnl.exe",
                            file_version:fileVer, vulnerable_range:"10.0.17763.0 - 10.0.17763.3286");
  security_message(data:report);
  exit(0);
}
exit(99);

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7

Confidence

Low

EPSS

0.625

Percentile

97.9%