Microsoft Word 2010 Service Pack 2 Security Feature Bypass Vulnerability (KB4486703)

# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.817461");
  script_version("2024-02-26T14:36:40+0000");
  script_cve_id("CVE-2020-16933");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2024-02-26 14:36:40 +0000 (Mon, 26 Feb 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:H/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:"2023-12-31 20:15:00 +0000 (Sun, 31 Dec 2023)");
  script_tag(name:"creation_date", value:"2020-10-14 11:00:33 +0530 (Wed, 14 Oct 2020)");
  script_name("Microsoft Word 2010 Service Pack 2 Security Feature Bypass Vulnerability (KB4486703)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB4486703");

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

  script_tag(name:"insight", value:"A security feature bypass vulnerability exists
  in Microsoft Word software when it fails to properly handle .LNK files.");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to perform actions in the security context of the current user.");

  script_tag(name:"affected", value:"Microsoft Word 2010 Service Pack 2.");

  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/4486703");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_office_products_version_900032.nasl");
  script_mandatory_keys("SMB/Office/Word/Version");
  exit(0);
}

include("smb_nt.inc");
include("host_details.inc");
include("version_func.inc");

exeVer = get_kb_item("SMB/Office/Word/Version");
if(!exeVer){
  exit(0);
}

exePath = get_kb_item("SMB/Office/Word/Install/Path");
if(!exePath){
  exePath = "Unable to fetch the install path";
}

if(exeVer =~ "^14\." && version_is_less(version:exeVer, test_version:"14.0.7261.5000")) {
  report = report_fixed_ver(file_checked:exePath + "winword.exe",
                            file_version:exeVer, vulnerable_range:"14.0 - 14.0.7261.4999");
  security_message(data:report);
  exit(0);
}

exit(99);