Microsoft Office Word Remote Code Execution Vulnerability (3194063)

# SPDX-FileCopyrightText: 2016 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("1.3.6.1.4.1.25623.1.0.809700");
  script_version("2026-04-28T06:28:06+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-2016-7193");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/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:"2024-07-24 14:27:52 +0000 (Wed, 24 Jul 2024)");
  script_tag(name:"creation_date", value:"2016-10-12 09:26:18 +0530 (Wed, 12 Oct 2016)");
  script_tag(name:"qod_type", value:"executable_version");
  script_name("Microsoft Office Word Remote Code Execution Vulnerability (3194063)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft Bulletin MS16-121");

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

  script_tag(name:"insight", value:"The flaw exists as Office software fails to
  properly handle RTF files.");

  script_tag(name:"impact", value:"Successful exploitation will allow a remote
  attacker to run arbitrary code in the context of the current user.");

  script_tag(name:"affected", value:"- Microsoft Word 2007 Service Pack 3 and prior

  - Microsoft Word 2010 Service Pack 2 and prior

  - Microsoft Word 2013 Service Pack 1 and prior

  - Microsoft Word 2016 Service Pack 1 and prior");

  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_xref(name:"URL", value:"https://support.microsoft.com/en-us/kb/3118308");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/93372");
  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/kb/3118312");
  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/kb/3118345");
  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/kb/3118331");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("secpod_office_products_version_900032.nasl");
  script_mandatory_keys("SMB/Office/Word/Version");
  script_xref(name:"URL", value:"https://technet.microsoft.com/library/security/MS16-121");
  exit(0);
}


include("version_func.inc");

##word 2007, 2010, 2013, 2016
exeVer = get_kb_item("SMB/Office/Word/Version");
exePath = get_kb_item("SMB/Office/Word/Install/Path");
if(!exePath){
  exePath = "Unable to fetch the install path";
}

if(exeVer && exeVer =~ "^(12|14|15|16).*")
{
  if(exeVer =~ "^12"){
    Vulnerable_range  =  "12 - 12.0.6758.4999";
  }
  else if(exeVer =~ "^14"){
    Vulnerable_range  =  "14 - 14.0.7174.5000";
  }
  else if(exeVer =~ "^15"){
    Vulnerable_range  =  "15 - 15.0.4867.1001";
  }
  else if(exeVer =~ "^16"){
    Vulnerable_range  =  "16 - 16.0.4444.1002";
  }

  if(version_in_range(version:exeVer, test_version:"12.0", test_version2:"12.0.6758.4999") ||
     version_in_range(version:exeVer, test_version:"14.0", test_version2:"14.0.7174.5000") ||
     version_in_range(version:exeVer, test_version:"15.0", test_version2:"15.0.4867.1001") ||
     version_in_range(version:exeVer, test_version:"16.0", test_version2:"16.0.4444.1002"))
  {
     report = 'File checked:     ' + exePath + "winword.exe"  + '\n' +
              'File version:     ' + exeVer  + '\n' +
              'Vulnerable range: ' + Vulnerable_range + '\n' ;
     security_message(data:report);
     exit(0);
  }
}