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HistoryAug 08, 2023 - 12:00 a.m.

Microsoft Windows Multiple Vulnerabilities (KB5018418)

2023-08-0800:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
2
microsoft windows
kb5018418
vulnerabilities
security update
remote code execution
ldap
privilege escalation
dos attacks
information disclosure
microsoft windows 11

8.8 High

CVSS3

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

6.7 Medium

AI Score

Confidence

Low

0.017 Low

EPSS

Percentile

87.8%

This host is missing an important security
update according to Microsoft KB5018418

# 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("1.3.6.1.4.1.25623.1.0.832362");
  script_version("2023-10-13T05:06:10+0000");
  script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
  script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
  script_cve_id("CVE-2022-22035", "CVE-2022-30198", "CVE-2022-37997", "CVE-2022-38046",
                "CVE-2022-37995", "CVE-2022-38021", "CVE-2022-37984", "CVE-2022-38043",
                "CVE-2022-24504", "CVE-2022-38022", "CVE-2022-33634", "CVE-2022-38041",
                "CVE-2022-38026", "CVE-2022-37994", "CVE-2022-37985", "CVE-2022-38040",
                "CVE-2022-38042", "CVE-2022-38045", "CVE-2022-38028", "CVE-2022-35770",
                "CVE-2022-37975", "CVE-2022-37986", "CVE-2022-37987", "CVE-2022-37965",
                "CVE-2022-33645", "CVE-2022-33635", "CVE-2022-37993", "CVE-2022-37991",
                "CVE-2022-37990", "CVE-2022-38038", "CVE-2022-37989", "CVE-2022-38037",
                "CVE-2022-37988", "CVE-2022-38033", "CVE-2022-38032", "CVE-2022-38031",
                "CVE-2022-37982", "CVE-2022-38029", "CVE-2022-37977", "CVE-2022-38034",
                "CVE-2022-38036", "CVE-2022-37978", "CVE-2022-38025", "CVE-2022-37974",
                "CVE-2022-37973", "CVE-2022-37998", "CVE-2022-37980", "CVE-2022-37970",
                "CVE-2022-37983", "CVE-2022-38016", "CVE-2022-38030", "CVE-2022-38039",
                "CVE-2022-37979", "CVE-2022-41081", "CVE-2022-41033", "CVE-2022-37981",
                "CVE-2022-38003", "CVE-2022-38051", "CVE-2022-38050", "CVE-2022-38000",
                "CVE-2022-37996", "CVE-2022-38027", "CVE-2022-38044", "CVE-2022-37999",
                "CVE-2022-38047");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/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:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-12-05 20:23:00 +0000 (Mon, 05 Dec 2022)");
  script_tag(name:"creation_date", value:"2023-08-08 12:00:40 +0530 (Tue, 08 Aug 2023)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB5018418)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5018418");

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

  script_tag(name:"insight", value:"Multiple flaws exist due to:

  - Windows Point-to-Point Tunneling Protocol Remote Code Execution Vulnerability.

  - Windows Secure Channel Remote Code Execution Vulnerability.

  - Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability.

  For more information about the vulnerabilities refer to Reference links.");

  script_tag(name:"impact", value:"Successful exploitation would allow an
  attacker to elevate privileges, execute arbitrary commands, bypass security
  feature, disclose information and conduct DoS attacks.");

  script_tag(name:"affected", value:"Microsoft Windows 11 version 21H2 for x64-based Systems.");

  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/help/5018418");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");
  exit(0);
}

include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(win11:1) <= 0) {
  exit(0);
}

key = "SOFTWARE\Microsoft\Windows NT\CurrentVersion";
if(!registry_key_exists(key:key)) {
  exit(0);
}

build = registry_get_sz(key:key, item:"CurrentBuild");
if(!build) {
  exit(0);
}

dllPath = smb_get_systemroot();
if(!dllPath ) {
  exit(0);
}

fileVer = fetch_file_version(sysPath:dllPath, file_name:"\system32\user32.dll");
if(!fileVer) {
  exit(0);
}

if(version_is_less(version:fileVer, test_version:"10.0.22000.1098")) {
  report = report_fixed_ver(file_checked:dllPath + "\system32\user32.dll", file_version:fileVer, vulnerable_range:"Less than 10.0.22000.1098");

  security_message(port:0, data:report);
  exit(0);
}

exit(99);

8.8 High

CVSS3

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

6.7 Medium

AI Score

Confidence

Low

0.017 Low

EPSS

Percentile

87.8%