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nessusThis script is Copyright (C) 2022-2024 and is owned by Tenable, Inc. or an Affiliate thereof.SMB_NT_MS22_DEC_5021233.NASL
HistoryDec 13, 2022 - 12:00 a.m.

KB5021233: Windows 10 Version 20H2 / 21H1 / 21H2 / 22H2 Security Update (December 2022)

2022-12-1300:00:00
This script is Copyright (C) 2022-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
385
windows 10
security update
version 20h2
21h1
21h2
22h2
december 2022
remote code execution
vulnerability
powershell
windows subsystem for linux
wsl2
kernel elevation of privilege
nessus scanner

8.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

High

0.023 Low

EPSS

Percentile

89.7%

The remote Windows host is missing security update 5021233. It is, therefore, affected by multiple vulnerabilities

  • PowerShell Remote Code Execution Vulnerability (CVE-2022-41076)

  • Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability (CVE-2022-44689)

  • A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2022-44676)

Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.

#
# The descriptive text and package checks in this plugin were
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.
##

include('compat.inc');

if (description)
{
  script_id(168679);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/17");

  script_cve_id(
    "CVE-2022-41074",
    "CVE-2022-41076",
    "CVE-2022-41077",
    "CVE-2022-41094",
    "CVE-2022-41121",
    "CVE-2022-44666",
    "CVE-2022-44667",
    "CVE-2022-44668",
    "CVE-2022-44669",
    "CVE-2022-44670",
    "CVE-2022-44671",
    "CVE-2022-44673",
    "CVE-2022-44674",
    "CVE-2022-44675",
    "CVE-2022-44676",
    "CVE-2022-44677",
    "CVE-2022-44678",
    "CVE-2022-44679",
    "CVE-2022-44680",
    "CVE-2022-44681",
    "CVE-2022-44682",
    "CVE-2022-44683",
    "CVE-2022-44689",
    "CVE-2022-44697",
    "CVE-2022-44698",
    "CVE-2022-44707"
  );
  script_xref(name:"MSKB", value:"5021233");
  script_xref(name:"MSFT", value:"MS22-5021233");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2023/01/03");
  script_xref(name:"IAVA", value:"2022-A-0530-S");
  script_xref(name:"IAVA", value:"2022-A-0533-S");

  script_name(english:"KB5021233: Windows 10 Version 20H2 / 21H1 / 21H2 / 22H2 Security Update (December 2022)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Windows host is affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The remote Windows host is missing security update 5021233. It is, therefore, affected by multiple vulnerabilities

  - PowerShell Remote Code Execution Vulnerability (CVE-2022-41076)

  - Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability (CVE-2022-44689)

  - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute 
    unauthorized arbitrary commands. (CVE-2022-44676)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/en-us/help/5021233");
  script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/help/5021233");
  script_set_attribute(attribute:"solution", value:
"Apply Security Update 5021233");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-44676");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2022-41076");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/12/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/12/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/12/13");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows_10_20h2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows_10_21h1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows_10_21h2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows_10_22h2");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows : Microsoft Bulletins");

  script_copyright(english:"This script is Copyright (C) 2022-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("smb_check_rollup.nasl", "smb_hotfixes.nasl", "ms_bulletin_checks_possible.nasl");
  script_require_keys("SMB/MS_Bulletin_Checks/Possible");
  script_require_ports(139, 445, "Host/patch_management_checks");

  exit(0);
}

include('smb_func.inc');
include('smb_hotfixes.inc');
include('smb_hotfixes_fcheck.inc');
include('smb_reg_query.inc');

get_kb_item_or_exit('SMB/MS_Bulletin_Checks/Possible');

bulletin = 'MS22-12';
kbs = make_list(
  '5021233'
);

if (get_kb_item('Host/patch_management_checks')) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);

get_kb_item_or_exit('SMB/Registry/Enumerated');
get_kb_item_or_exit('SMB/WindowsVersion', exit_code:1);

if (hotfix_check_sp_range(win10:'0') <= 0) audit(AUDIT_OS_SP_NOT_VULN);

share = hotfix_get_systemdrive(as_share:TRUE, exit_on_fail:TRUE);
if (!is_accessible_share(share:share)) audit(AUDIT_SHARE_FAIL, share);

var os_name = get_kb_item("SMB/ProductName");

if (  ( ("enterprise" >< tolower(os_name) || "education" >< tolower(os_name))
      &&
      smb_check_rollup(os:'10',
                    os_build:19042,
                    rollup_date:'12_2022',
                    bulletin:bulletin,
                    rollup_kb_list:[5021233])
    )
  ||
    smb_check_rollup(os:'10',
                    os_build:19043,
                    rollup_date:'12_2022',
                    bulletin:bulletin,
                    rollup_kb_list:[5021233])
  ||
    smb_check_rollup(os:'10',
                    os_build:19044,
                    rollup_date:'12_2022',
                    bulletin:bulletin,
                    rollup_kb_list:[5021233])
  ||
    smb_check_rollup(os:'10',
                    os_build:19045,
                    rollup_date:'12_2022',
                    bulletin:bulletin,
                    rollup_kb_list:[5021233])
)
{
  replace_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
  hotfix_security_hole();
  hotfix_check_fversion_end();
  exit(0);
}
else
{
  hotfix_check_fversion_end();
  audit(AUDIT_HOST_NOT, hotfix_get_audit_report());
}
VendorProductVersionCPE
microsoftwindows_10_22h2cpe:/o:microsoft:windows_10_22h2
microsoftwindows_10_21h1cpe:/o:microsoft:windows_10_21h1
microsoftwindows_10_20h2cpe:/o:microsoft:windows_10_20h2
microsoftwindows_10_21h2cpe:/o:microsoft:windows_10_21h2

References

8.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

High

0.023 Low

EPSS

Percentile

89.7%