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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_5021293.NASL
HistoryDec 13, 2022 - 12:00 a.m.

KB5021293: Windows Server 2008 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
117
windows server 2008
security update
december 2022
powershell remote code execution
cve-2022-41076
authentication bypass
remote code execution
cve-2022-44670
cve-2022-44676
nessus
security update 5021293
cumulative update 5021289

CVSS3

8.5

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

AI Score

8.2

Confidence

High

EPSS

0.01

Percentile

84.0%

The remote Windows host is missing security update 5021293. It is, therefore, affected by multiple vulnerabilities

  • PowerShell Remote Code Execution Vulnerability (CVE-2022-41076)
  • A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2022-44670, CVE-2022-44676)

Note that Nessus has not tested for these issues but has instead relied only on the applicationโ€™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(168683);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/07/01");

  script_cve_id(
    "CVE-2022-41074",
    "CVE-2022-41076",
    "CVE-2022-41077",
    "CVE-2022-41094",
    "CVE-2022-41121",
    "CVE-2022-44666",
    "CVE-2022-44670",
    "CVE-2022-44673",
    "CVE-2022-44676",
    "CVE-2022-44678",
    "CVE-2022-44681",
    "CVE-2022-44697"
  );
  script_xref(name:"MSKB", value:"5021289");
  script_xref(name:"MSKB", value:"5021293");
  script_xref(name:"MSFT", value:"MS22-5021289");
  script_xref(name:"MSFT", value:"MS22-5021293");
  script_xref(name:"IAVA", value:"2022-A-0530-S");
  script_xref(name:"IAVA", value:"2022-A-0533-S");

  script_name(english:"KB5021293: Windows Server 2008 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 5021293. It is, therefore, affected by multiple vulnerabilities

  - PowerShell Remote Code Execution Vulnerability (CVE-2022-41076)
  
  - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute 
    unauthorized arbitrary commands. (CVE-2022-44670, 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/5021289");
  script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/en-us/help/5021293");
  script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/help/5021289");
  script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/help/5021293");
  script_set_attribute(attribute:"solution", value:
"Apply Security Update 5021293 or Cumulative Update 5021289");
  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:POC/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:P/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_server_2008");
  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(
  '5021293',
  '5021289'
);

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(vista:'2') <= 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);

if (
  smb_check_rollup(os:'6.0',
                   sp:2,
                   rollup_date:'12_2022',
                   bulletin:bulletin,
                   rollup_kb_list:[5021293, 5021289])
)
{
  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());
}

CVSS3

8.5

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

AI Score

8.2

Confidence

High

EPSS

0.01

Percentile

84.0%