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nessusThis script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.SMB_NT_MS23_JUL_OUTLOOK_C2R.NASL
HistoryJul 12, 2023 - 12:00 a.m.

Security Updates for Outlook C2R Multiple Vulnerabilities (July 2023)

2023-07-1200:00:00
This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
91
microsoft outlook
security update
vulnerabilities
spoofing
bypass
cve-2023-33151
cve-2023-35311
office 365
office 2016
office 2019
automatic updates
nessus
compatibility
patch
exploits

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.603

Percentile

97.8%

The Microsoft Outlook application installed on the remote host is missing a security update. It is, therefore, affected by multiple vulnerabilities, as follows:

  • A security feature bypass vulnerability. (CVE-2023-35311)

  • A spoofing vulnerability. (CVE-2023-33151)

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.
##

include('compat.inc');

if (description)
{
  script_id(178203);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/08/11");

  script_cve_id("CVE-2023-33151", "CVE-2023-35311");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2023/08/01");
  script_xref(name:"IAVA", value:"2023-A-0344-S");

  script_name(english:"Security Updates for Outlook C2R Multiple Vulnerabilities (July 2023)");

  script_set_attribute(attribute:"synopsis", value:
"The Microsoft Outlook application installed on the remote host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The Microsoft Outlook application installed on the remote host is missing a security update. It is, therefore,
affected by multiple vulnerabilities, as follows:

  - A security feature bypass vulnerability. (CVE-2023-35311)

  - A spoofing vulnerability. (CVE-2023-33151)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://docs.microsoft.com/en-us/officeupdates/update-history-microsoft365-apps-by-date
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fd4508ff");
  # https://learn.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates#july-11-2023
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?7503acd8");
  script_set_attribute(attribute:"solution", value:
"For Office 365, Office 2016 C2R, or Office 2019, ensure automatic updates are enabled or open any office app and
manually perform an update.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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:N/UI:R/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-2023-35311");

  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:"2023/07/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/07/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/07/12");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:outlook");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("office_installed.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('vcf_extras_office.inc');

var bulletin = 'MS23-07';

var constraints = [
  {'fixed_version':'16.0.16529.20182','channel':'Current'},
  {'fixed_version':'16.0.16501.20242','channel':'Enterprise Deferred','channel_version':'2305'},
  {'fixed_version':'16.0.16327.20348','channel':'Enterprise Deferred'},
  {'fixed_version':'16.0.16130.20644','channel':'First Release for Deferred'},
  {'fixed_version':'16.0.16130.20644','channel':'Deferred','channel_version':'2302'},
  {'fixed_version':'16.0.15601.20706','channel':'Deferred','channel_version':'2208'},
  {'fixed_version':'16.0.14931.21040','channel':'Deferred'},
  {'fixed_version':'16.0.16529.20182','channel':'2021 Retail'},
  {'fixed_version':'16.0.16529.20182','channel':'2019 Retail'},
  {'fixed_version':'16.0.16529.20182','channel':'2016 Retail'},
  {'fixed_version':'16.0.14332.20529','channel':'LTSC 2021'},
  {'fixed_version':'16.0.10400.20007','channel':'2019 Volume'}
];

vcf::microsoft::office_product::check_version_and_report(
  constraints:constraints,
  severity:SECURITY_HOLE,
  bulletin:bulletin,
  subproduct:'Outlook'
);

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.603

Percentile

97.8%