Microsoft Internet Explorer Remote Code Execution Vulnerability (963027)

# SPDX-FileCopyrightText: 2009 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("1.3.6.1.4.1.25623.1.0.900328");
  script_version("2026-04-28T06:28:06+0000");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"creation_date", value:"2009-04-15 18:21:29 +0200 (Wed, 15 Apr 2009)");
  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_cve_id("CVE-2008-2540", "CVE-2009-0550", "CVE-2009-0551", "CVE-2009-0552",
                "CVE-2009-0553", "CVE-2009-0554");
  script_name("Microsoft Internet Explorer Remote Code Execution Vulnerability (963027)");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("gb_ms_ie_detect.nasl");
  script_mandatory_keys("MS/IE/Version");
  script_require_ports(139, 445);

  script_tag(name:"impact", value:"Successful exploitation will let the attacker execute arbitrary codes into
  the context of the affected system and can cause denial of service in the
  affected system.");

  script_tag(name:"affected", value:"Microsoft Internet Explorer version 5.x/6.x/7.x.");

  script_tag(name:"insight", value:"Flaws are due to

  - Blended threat issue which allows executables to be downloaded in user's
    computer without prompting.

  - Vulnerability in NT LAN Manager which allows the attacker to replay NTLM
    credentials.

  - Arbitrary code execution in Internet Explorer at run time of Internet
    Explorer Browser.

  - Internet Explorer Uninitialized Memory Variant which lets the attacker
    cause remote code execution.");

  script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");

  script_tag(name:"summary", value:"This host is missing a critical security update according to
  Microsoft Bulletin MS09-014.");

  script_tag(name:"qod_type", value:"executable_version");
  script_tag(name:"solution_type", value:"VendorFix");

  script_xref(name:"URL", value:"http://support.microsoft.com/kb/963027");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/29445");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34423");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34424");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34426");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34438");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34439");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-014");
  exit(0);
}

include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(xp:4, win2k:5, win2003:3, winVista:2, win2008:2) <= 0){
  exit(0);
}

ieVer = get_kb_item("MS/IE/Version");
if(!ieVer){
  exit(0);
}

# MS08-073 Hotfix (958215)
if(hotfix_missing(name:"963027") == 0){
  exit(0);
}

sysPath = smb_get_system32root();
if(sysPath)
{
  vers = fetch_file_version(sysPath:sysPath, file_name:"mshtml.dll");
  if(vers)
  {
    if(hotfix_check_sp(win2k:5) > 0)
    {
      if(version_in_range(version:vers, test_version:"5.0", test_version2:"5.0.3874.1899")||
         version_in_range(version:vers, test_version:"6.0", test_version2:"6.0.2800.1624")){
        security_message( port: 0, data: "The target host was found to be vulnerable" );
      }
      exit(0);
    }

    else if(hotfix_check_sp(xp:4) > 0)
    {
      SP = get_kb_item("SMB/WinXP/ServicePack");
      if("Service Pack 2" >< SP)
      {
        if(version_in_range(version:vers, test_version:"6.0",test_version2:"6.0.2900.3526")||
           version_in_range(version:vers, test_version:"7.0.0000.00000", test_version2:"7.0.6000.16824")||
           version_in_range(version:vers, test_version:"7.0.6000.20000", test_version2:"7.0.6000.21014")){
          security_message( port: 0, data: "The target host was found to be vulnerable" );
        }
        exit(0);
      }
      else if("Service Pack 3" >< SP)
      {
        if(version_in_range(version:vers, test_version:"6.0", test_version2:"6.0.2900.5763")||
           version_in_range(version:vers, test_version:"7.0.0000.00000", test_version2:"7.0.6000.16824")||
           version_in_range(version:vers, test_version:"7.0.6000.20000", test_version2:"7.0.6000.21014")){
          security_message( port: 0, data: "The target host was found to be vulnerable" );
        }
        exit(0);
      }
      security_message( port: 0, data: "The target host was found to be vulnerable" );
      exit(0);
    }

    else if(hotfix_check_sp(win2003:3) > 0)
    {
      SP = get_kb_item("SMB/Win2003/ServicePack");
      if("Service Pack 1" >< SP)
      {
        if(version_in_range(version:vers, test_version:"6.0",test_version2:"6.0.3790.3303")||
           version_in_range(version:vers, test_version:"7.0.0000.00000", test_version2:"7.0.6000.16824")||
           version_in_range(version:vers, test_version:"7.0.6000.20000", test_version2:"7.0.6000.21014")){
           security_message( port: 0, data: "The target host was found to be vulnerable" );
        }
        exit(0);
      }
      else if("Service Pack 2" >< SP)
      {
        if(version_in_range(version:vers, test_version:"6.0", test_version2:"6.0.3790.4469") ||
           version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.6000.16824")){
           security_message( port: 0, data: "The target host was found to be vulnerable" );
        }
        exit(0);
      }
      security_message( port: 0, data: "The target host was found to be vulnerable" );
      exit(0);
    }
  }
}

sysPath = smb_get_system32root();
if(sysPath)
{
  dllVer = fetch_file_version(sysPath:sysPath, file_name:"mshtml.dll");
  if(dllVer)
  {
    if(hotfix_check_sp(winVista:2, win2008:2) > 0)
    {
      if(version_in_range(version:dllVer, test_version:"7.0.6000.16000", test_version2:"7.0.6000.16829") ||
         version_in_range(version:dllVer, test_version:"7.0.6000.20000", test_version2:"7.0.6000.21022"))
      {
        security_message( port: 0, data: "The target host was found to be vulnerable" );
        exit(0);
      }

      SP = get_kb_item("SMB/WinVista/ServicePack");
      if(!SP){
        SP = get_kb_item("SMB/Win2008/ServicePack");
      }

     if("Service Pack 1" >< SP)
      {
        if(version_in_range(version:dllVer, test_version:"7.0.6001.18000", test_version2:"7.0.6001.18225") ||
           version_in_range(version:dllVer, test_version:"7.0.6001.22000", test_version2:"7.0.6001.22388")){
          security_message( port: 0, data: "The target host was found to be vulnerable" );
        }
        exit(0);
      }
    }
  }
}