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openvasCopyright (C) 2021 Greenbone Networks GmbHOPENVAS:1361412562310818858
HistoryNov 10, 2021 - 12:00 a.m.

Microsoft Windows Multiple Vulnerabilities (KB5007206)

2021-11-1000:00:00
Copyright (C) 2021 Greenbone Networks GmbH
plugins.openvas.org
3

9 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

Low

7.7 High

CVSS2

Access Vector

Access Complexity

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:A/AC:L/Au:S/C:C/I:C/A:C

0.904 High

EPSS

Percentile

98.8%

This host is missing a critical security
update according to Microsoft KB5007206

# Copyright (C) 2021 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("1.3.6.1.4.1.25623.1.0.818858");
  script_version("2022-08-09T10:11:17+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-2021-26443", "CVE-2021-36957", "CVE-2021-38631", "CVE-2021-38665",
                "CVE-2021-38666", "CVE-2021-41351", "CVE-2021-41356", "CVE-2021-41366",
                "CVE-2021-41367", "CVE-2021-41370", "CVE-2021-41371", "CVE-2021-41377",
                "CVE-2021-41378", "CVE-2021-41379", "CVE-2021-42274", "CVE-2021-42275",
                "CVE-2021-42276", "CVE-2021-42277", "CVE-2021-42278", "CVE-2021-42279",
                "CVE-2021-42280", "CVE-2021-42282", "CVE-2021-42283", "CVE-2021-42284",
                "CVE-2021-42285", "CVE-2021-42287", "CVE-2021-42288", "CVE-2021-42291");
  script_tag(name:"cvss_base", value:"7.7");
  script_tag(name:"cvss_base_vector", value:"AV:A/AC:L/Au:S/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2022-08-09 10:11:17 +0000 (Tue, 09 Aug 2022)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-11-10 16:01:00 +0000 (Wed, 10 Nov 2021)");
  script_tag(name:"creation_date", value:"2021-11-10 10:57:04 +0530 (Wed, 10 Nov 2021)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB5007206)");

  script_tag(name:"summary", value:"This host is missing a critical security
  update according to Microsoft KB5007206");

  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 Desktop Bridge.

  - An elevation of privilege vulnerability in Windows Feedback Hub.

  - An elevation of privilege vulnerability in Credential Security Support Provider Protocol (CredSSP).

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

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to disclose sensitive information, perform remote code execution, cause
  denial of service condition, conduct spoofing, bypass security restrictions
  and elevate privileges.");

  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/5007206");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 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:"10.0.17763.2299"))
{
  report = report_fixed_ver(file_checked:dllPath + "\Ntoskrnl.exe",
                            file_version:fileVer, vulnerable_range:"10.0.17763.0 - 10.0.17763.2299");
  security_message(data:report);
  exit(0);
}
exit(99);

9 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

Low

7.7 High

CVSS2

Access Vector

Access Complexity

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:A/AC:L/Au:S/C:C/I:C/A:C

0.904 High

EPSS

Percentile

98.8%