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HistoryJul 21, 2023 - 12:00 a.m.

Microsoft Windows Multiple Vulnerabilities (KB5022303)

2023-07-2100:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
6
microsoft windows
kb5022303
vulnerabilities
remote execution
remote code execution
privilege escalation
security update
l2tp
sstp
bluetooth service
dos attacks

8.8 High

CVSS3

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

6.7 Medium

AI Score

Confidence

Low

0.113 Low

EPSS

Percentile

95.2%

This host is missing an important security
update according to Microsoft KB5022303

# 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("1.3.6.1.4.1.25623.1.0.832334");
  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-2023-21760", "CVE-2023-21758", "CVE-2023-21776", "CVE-2023-21773",
                "CVE-2023-21752", "CVE-2023-21747", "CVE-2023-21767", "CVE-2023-21766",
                "CVE-2023-21527", "CVE-2023-21768", "CVE-2023-21755", "CVE-2023-21754",
                "CVE-2023-21524", "CVE-2023-21771", "CVE-2023-21759", "CVE-2023-21757",
                "CVE-2023-21749", "CVE-2023-21525", "CVE-2023-21774", "CVE-2023-21750",
                "CVE-2023-21772", "CVE-2023-21765", "CVE-2023-21748", "CVE-2023-21746",
                "CVE-2023-21733", "CVE-2023-21739", "CVE-2023-21732", "CVE-2023-21730",
                "CVE-2023-21728", "CVE-2023-21726", "CVE-2023-21724", "CVE-2023-21683",
                "CVE-2023-21682", "CVE-2023-21681", "CVE-2023-21680", "CVE-2023-21679",
                "CVE-2023-21678", "CVE-2023-21677", "CVE-2023-21676", "CVE-2023-21675",
                "CVE-2023-21674", "CVE-2023-21563", "CVE-2023-21561", "CVE-2023-21560",
                "CVE-2023-21559", "CVE-2023-21558", "CVE-2023-21557", "CVE-2023-21556",
                "CVE-2023-21555", "CVE-2023-21552", "CVE-2023-21551", "CVE-2023-21550",
                "CVE-2023-21549", "CVE-2023-21548", "CVE-2023-21543", "CVE-2023-21541",
                "CVE-2023-21540", "CVE-2023-21539", "CVE-2023-21547", "CVE-2023-21546",
                "CVE-2023-21537", "CVE-2023-21536", "CVE-2023-21535", "CVE-2023-21532");
  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:"2023-01-10 22:15:00 +0000 (Tue, 10 Jan 2023)");
  script_tag(name:"creation_date", value:"2023-07-21 15:44:43 +0530 (Fri, 21 Jul 2023)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB5022303)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5022303");

  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 Layer 2 Tunneling Protocol (L2TP) Remote Execution Vulnerability.

  - Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability.

  - Windows Bluetooth Service 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 22H2 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/5022303");
  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_in_range(version:fileVer, test_version:"10.0.22621.0", test_version2:"10.0.22621.1104")) {
  report = report_fixed_ver(file_checked:dllPath + "\system32\user32.dll", file_version:fileVer, vulnerable_range:"10.0.22621.0 - 10.0.22621.1104");

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

exit(99);

8.8 High

CVSS3

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

6.7 Medium

AI Score

Confidence

Low

0.113 Low

EPSS

Percentile

95.2%