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openvasCopyright (C) 2023 Greenbone AGOPENVAS:1361412562310832233
HistoryJul 19, 2023 - 12:00 a.m.

Microsoft Windows Multiple Vulnerabilities (KB5026368)

2023-07-1900:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
7
microsoft windows 11
security update
privilege elevation
arbitrary command execution
security feature bypass
information disclosure
dos attacks

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.186

Percentile

96.3%

This host is missing an important security
update according to Microsoft KB5026368

# 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("1.3.6.1.4.1.25623.1.0.832233");
  script_version("2023-10-13T05:06:10+0000");
  script_cve_id("CVE-2023-24899", "CVE-2023-24900", "CVE-2023-24901", "CVE-2023-24902",
                "CVE-2023-24903", "CVE-2023-24905", "CVE-2023-24939", "CVE-2023-24940",
                "CVE-2023-24942", "CVE-2023-24943", "CVE-2023-24944", "CVE-2023-24945",
                "CVE-2023-24946", "CVE-2023-24948", "CVE-2023-24949", "CVE-2023-28251",
                "CVE-2023-28283", "CVE-2023-29324", "CVE-2023-29325");
  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:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-05-09 18:23:00 +0000 (Tue, 09 May 2023)");
  script_tag(name:"creation_date", value:"2023-07-19 16:35:05 +0530 (Wed, 19 Jul 2023)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB5026368)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5026368");

  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 Bluetooth Driver Information Disclosure Vulnerability.

  - Remote Desktop Client Remote Code Execution Vulnerability.

  - Windows Pragmatic General Multicast (PGM) 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/5026368");
  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:"10.0.22000.1936")) {
  report = report_fixed_ver(file_checked:dllPath + "\system32\user32.dll",
                            file_version:fileVer, vulnerable_range:"Less than 10.0.22000.1936");
  security_message(port:0, data:report);
  exit(0);
}

exit(99);

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.186

Percentile

96.3%