Microsoft Windows Security Feature Bypass And Spoofing Vulnerabilities (KB5043049)

# SPDX-FileCopyrightText: 2024 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

CPE = "cpe:/a:microsoft:ie";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.834492");
  script_version("2024-11-29T15:40:53+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-2024-30073", "CVE-2024-43461");
  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:"2024-11-29 15:40:53 +0000 (Fri, 29 Nov 2024)");
  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:"2024-09-10 17:15:33 +0000 (Tue, 10 Sep 2024)");
  script_tag(name:"creation_date", value:"2024-09-11 16:49:10 +0530 (Wed, 11 Sep 2024)");
  script_name("Microsoft Windows Security Feature Bypass And Spoofing Vulnerabilities (KB5043049)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB5043049");

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

  script_tag(name:"insight", value:"These vulnerabilities exist:

  - CVE-2024-30073: Windows Security Zone Mapping Security Feature Bypass Vulnerability

  - CVE-2024-43461: Windows MSHTML Platform Spoofing Vulnerability");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to bypass security restrictions and conduct spoofing attacks.");

  script_tag(name:"affected", value:"Microsoft Internet Explorer version 9.x  and 11.x.");

  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/5043049");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2024 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("host_details.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(win2008:3, win2008x64:3, win2008r2:2, win2012:1, win2012R2:1) <= 0) {
  exit(0);
}

ieVer = get_app_version(cpe:CPE);
if(!ieVer || ieVer !~ "^[9|11]\.") {
  exit(0);
}

iePath = smb_get_system32root();
if(!iePath ) {
  exit(0);
}

iedllVer = fetch_file_version(sysPath:iePath, file_name:"Mshtml.dll");
if(!iedllVer) {
  exit(0);
}

if(ieVer =~ "^9\." && hotfix_check_sp(win2008:3, win2008x64:3) > 0) {
  if(version_is_less(version:iedllVer, test_version:"9.0.8112.21690")) {
    Vulnerable_range = "Less than 9.0.8112.21690";
  }
}

else if(ieVer =~ "^11\." && hotfix_check_sp(win2012:1, win2008r2:2, win2012r2:1) > 0) {
  if(version_is_less(version:iedllVer, test_version:"11.0.9600.22174")) {
     Vulnerable_range = "Less than 11.0.9600.22174";
  }
}

if(Vulnerable_range){
  report = report_fixed_ver(file_checked:iePath + "\Mshtml.dll", file_version:iedllVer, vulnerable_range:Vulnerable_range);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);