Microsoft Windows Vector Markup Language Buffer Overflow (938127)

# SPDX-FileCopyrightText: 2010 LSS
# 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-or-later

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.102059");
  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:"2010-07-08 10:59:30 +0200 (Thu, 08 Jul 2010)");
  script_cve_id("CVE-2007-1749");
  script_name("Microsoft Windows Vector Markup Language Buffer Overflow (938127)");
  script_xref(name:"URL", value:"http://research.eeye.com/html/advisories/published/AD20070814a.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/25310");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-050");

  script_tag(name:"qod_type", value:"executable_version");
  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_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 LSS");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("gb_ms_ie_detect.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("MS/IE/Version");

  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:"summary", value:"This security update resolves a privately reported vulnerability in the
  Vector Markup Language (VML) implementation in Windows. The
  vulnerability could allow remote code execution if a user viewed a
  specially crafted Web page using Internet Explorer.

  Users whose accounts are configured to have fewer user rights on
  the system could be less impacted than users who operate with
  administrative user rights.");

  exit(0);
}

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

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

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

# MS07-050 Hotfix (938127)
if(hotfix_missing(name:"938127") == 0){
  exit(0);
}

dllPath = registry_get_sz(item:"CommonFilesDir", key:"SOFTWARE\Microsoft\Windows\CurrentVersion");
dllPath += "\Microsoft Shared\VGX\vgx.dll";
share = ereg_replace(pattern:"([A-Z]):.*", replace:"\1$", string:dllPath);
file = ereg_replace(pattern:"[A-Z]:(.*)", replace:"\1", string:dllPath);

vers = GetVer(file:file, share:share);
if(!vers){
  exit(0);
}

#CVE-2007-1749
if(hotfix_check_sp(win2k:5) > 0)
{
  SP = get_kb_item("SMB/Win2K/ServicePack");
  if("Service Pack 4" >< SP)
  {
    if(version_in_range(version:vers, test_version:"5.0", test_version2:"5.0.3854.2499") ||
       version_in_range(version:vers, test_version:"6.0", test_version2:"6.0.2800.1598")){
      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:"6.0.2900.3163") ||
       version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.6000.20627")){
      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:"6.0.3790.2962") ||
       version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.6000.20627")){
      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:"6.0.3790.4106") ||
        version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.6000.20627")){
      security_message( port: 0, data: "The target host was found to be vulnerable" ); exit(0);
    }
  }
}

else if(hotfix_check_sp(vista:2) > 0)
{
  SP = get_kb_item("SMB/WinVista/ServicePack");
  if("Service Pack 0" >< SP)
  {
    if(version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.6000.16512"))
    {
      security_message( port: 0, data: "The target host was found to be vulnerable" );
       exit(0);
    }
  }
}

exit(99);