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openvasCopyright (C) 2023 Greenbone AGOPENVAS:1361412562310832089
HistoryJun 14, 2023 - 12:00 a.m.

Microsoft Outlook 2016 Denial of Service Vulnerability (KB5002387)

2023-06-1400:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
8
microsoft
outlook 2016
denial of service
vulnerability
kb5002387
flaw
sensitive information

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

AI Score

8.7

Confidence

High

EPSS

0.162

Percentile

96.0%

This host is missing an important security
update according to Microsoft KB5002387

# SPDX-FileCopyrightText: 2023 Greenbone AG
# 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-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.832089");
  script_version("2023-10-13T05:06:10+0000");
  script_cve_id("CVE-2023-33131");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2023-10-13 05:06:10 +0000 (Fri, 13 Oct 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-06-14 03:37:00 +0000 (Wed, 14 Jun 2023)");
  script_tag(name:"creation_date", value:"2023-06-14 11:40:38 +0530 (Wed, 14 Jun 2023)");
  script_name("Microsoft Outlook 2016 Denial of Service Vulnerability (KB5002387)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5002387");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present
  on the target host.");

  script_tag(name:"insight", value:"The flaw exists due to an unspecified error in
  Microsoft Outlook.");

  script_tag(name:"impact", value:"Successful exploitation could allow an attacker
  to obtain sensitive information.");

  script_tag(name:"affected", value:"Microsoft Outlook 2016.");

  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/topic/description-of-the-security-update-for-outlook-2016-june-13-2023-kb5002387-3b15da74-b030-430d-9de4-cc757c74e67e");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_office_products_version_900032.nasl");
  script_mandatory_keys("SMB/Office/Outlook/Version");
  script_require_ports(139, 445);
  exit(0);
}
include("smb_nt.inc");
include("host_details.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

outlookVer = get_kb_item("SMB/Office/Outlook/Version");
if(!outlookVer|| outlookVer !~ "^16\."){
  exit(0);
}

outlookFile = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\OUTLOOK.EXE", item:"Path");
if(!outlookFile){
  exit(0);
}

outlookVer = fetch_file_version(sysPath:outlookFile, file_name:"outlook.exe");
if(!outlookVer){
  exit(0);
}

if(version_in_range(version:outlookVer, test_version:"16.0", test_version2:"16.0.5395.0999")){
  report = report_fixed_ver(file_checked: outlookFile + "outlook.exe",
                            file_version:outlookVer, vulnerable_range:"16.0 - 16.0.5395.0999");
  security_message(data:report);
  exit(0);
}
exit(99);

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

AI Score

8.7

Confidence

High

EPSS

0.162

Percentile

96.0%