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nessusThis script is Copyright (C) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.SMB_NT_MS21_NOV_MICROSOFT_DYNAMICS.NASL
HistoryNov 11, 2021 - 12:00 a.m.

Security Updates for Microsoft Dynamics 365 (on-premises) (November 2021)

2021-11-1100:00:00
This script is Copyright (C) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
41
microsoft dynamics 365
security update
remote code execution

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.1

Confidence

High

EPSS

0.013

Percentile

85.6%

The Microsoft Dynamics 365 (on-premises) is missing a security update. It is, therefore, affected by the following vulnerability:

  • A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2021-42316)
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, 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('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(155174);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/24");

  script_cve_id("CVE-2021-42316");
  script_xref(name:"IAVA", value:"2021-A-0540");
  script_xref(name:"MSKB", value:"5008478");
  script_xref(name:"MSKB", value:"5008479");
  script_xref(name:"MSFT", value:"MS21-5008478");
  script_xref(name:"MSFT", value:"MS21-5008479");

  script_name(english:"Security Updates for Microsoft Dynamics 365 (on-premises) (November 2021)");

  script_set_attribute(attribute:"synopsis", value:
"The Microsoft Dynamics 365 (on-premises) is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The Microsoft Dynamics 365 (on-premises) is missing a security update. It is, therefore, affected by the following
vulnerability:

  - A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute
    unauthorized arbitrary commands. (CVE-2021-42316)");
  # https://support.microsoft.com/en-us/topic/service-update-1-6-for-microsoft-dynamics-crm-on-premises-9-1-8a8401c0-b8c8-4288-8c01-59d15692f2ed
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?98abf18c");
  # https://support.microsoft.com/en-us/topic/service-update-034-for-microsoft-dynamics-crm-on-premises-90-bd536c34-0357-4576-818f-03d80fe4f5db
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?70225975");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released the following security updates to address this issue:  
  -KB5008478
  -KB5008479");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-42316");

  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:"2021/11/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/11/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/11/11");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:dynamics_365");
  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) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("microsoft_dynamics_365_detect.nbin");
  script_require_keys("installed_sw/Microsoft Dynamics 365 Server");
  script_require_ports(139, 445);

  exit(0);
}

include('vcf.inc');

var app = 'Microsoft Dynamics 365 Server';
var app_info = vcf::get_app_info(app:app, win_local:TRUE);

var constraints = [
  { 'min_version' : '9.0', 'fixed_version' : '9.0.34.5', 'fixed_display' : 'Update v9.0 (on-premises) Update 0.34' },
  { 'min_version' : '9.1', 'fixed_version' : '9.1.6.3', 'fixed_display' : 'Update v9.1 (on-premises) Update 1.6' }
];

vcf::check_version_and_report(
  app_info:app_info,
  constraints:constraints,
  severity:SECURITY_WARNING
);

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.1

Confidence

High

EPSS

0.013

Percentile

85.6%

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