CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
AI Score
Confidence
Low
EPSS
Percentile
98.7%
This host is missing a critical security update according to
Microsoft Bulletin MS11-052.
# Copyright (C) 2011 Greenbone Networks GmbH
# 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
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.900290");
script_version("2022-05-25T07:40:23+0000");
script_tag(name:"last_modification", value:"2022-05-25 07:40:23 +0000 (Wed, 25 May 2022)");
script_tag(name:"creation_date", value:"2011-06-15 15:55:00 +0200 (Wed, 15 Jun 2011)");
script_cve_id("CVE-2011-1266");
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_name("Internet Explorer Vector Markup Language Remote Code Execution Vulnerability (2544521)");
script_xref(name:"URL", value:"http://support.microsoft.com/kb/2530548");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/48173");
script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-052");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2011 Greenbone Networks GmbH");
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 could allow remote attackers to execute arbitrary
code in the context of the application.");
script_tag(name:"affected", value:"Microsoft Internet Explorer version 6.x/7.x/8.x.");
script_tag(name:"insight", value:"The flaw is caused when Internet Explorer attempts to access an object that
has not been initialised or has been deleted causing memory corruption.");
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 MS11-052.");
script_tag(name:"qod_type", value:"executable_version");
script_tag(name:"solution_type", value:"VendorFix");
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, win2003:3, winVista:3, win2008:3, win7:2) <= 0){
exit(0);
}
ieVer = get_kb_item("MS/IE/Version");
if(!ieVer || ieVer !~ "^[6-8]\."){
exit(0);
}
## MS11-052 Hotfix (2544521)
if(hotfix_missing(name:"2544521") == 0){
exit(0);
}
progDir = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion\",
item:"ProgramFilesDir");
if(!progDir){
exit(0);
}
dllVer = fetch_file_version(sysPath:progDir, file_name:"Common Files\Mi" +
"crosoft Shared\VGX\Vgx.dll");
if(!dllVer){
exit(0);
}
if(hotfix_check_sp(xp:4) > 0)
{
SP = get_kb_item("SMB/WinXP/ServicePack");
if("Service Pack 3" >< SP)
{
if(version_in_range(version:dllVer, test_version:"6.0.2900.0000", test_version2:"6.0.2900.6107") ||
version_in_range(version:dllVer, test_version:"7.0.0000.00000", test_version2:"7.0.6000.21300")||
version_in_range(version:dllVer, test_version:"8.0.6001.00000", test_version2:"8.0.6001.23166")){
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" );
}
else if(hotfix_check_sp(win2003:3) > 0)
{
SP = get_kb_item("SMB/Win2003/ServicePack");
if("Service Pack 2" >< SP)
{
if(version_in_range(version:dllVer, test_version:"6.0.3790.0000", test_version2:"6.0.3790.4860") ||
version_in_range(version:dllVer, test_version:"7.0.0000.00000", test_version2:"7.0.6000.21300")||
version_in_range(version:dllVer, test_version:"8.0.6001.00000", test_version2:"8.0.6001.23166")){
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" );
}
else if(hotfix_check_sp(winVista:3, win2008:3) > 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:"7.0.6001.18644")||
version_in_range(version:dllVer, test_version:"7.0.6001.22000", test_version2:"7.0.6001.22910")||
version_in_range(version:dllVer, test_version:"8.0.6001.19000", test_version2:"8.0.6001.19075")||
version_in_range(version:dllVer, test_version:"8.0.6001.23000", test_version2:"8.0.6001.23168")){
security_message( port: 0, data: "The target host was found to be vulnerable" );
}
exit(0);
}
if("Service Pack 2" >< SP)
{
if(version_in_range(version:dllVer, test_version:"7.0.6002.18000", test_version2:"7.0.6002.18462")||
version_in_range(version:dllVer, test_version:"7.0.6002.22000", test_version2:"7.0.6002.22633")||
version_in_range(version:dllVer, test_version:"8.0.6001.19000", test_version2:"8.0.6001.19075")||
version_in_range(version:dllVer, test_version:"8.0.6001.23000", test_version2:"8.0.6001.23168")){
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" );
}
else if(hotfix_check_sp(win7:2) > 0)
{
if(version_in_range(version:dllVer, test_version:"8.0.7600.16000", test_version2:"8.0.7600.16805")||
version_in_range(version:dllVer, test_version:"8.0.7600.20000", test_version2:"8.0.7600.20956")||
version_in_range(version:dllVer, test_version:"8.0.7601.17000", test_version2:"8.0.7601.17607")||
version_in_range(version:dllVer, test_version:"8.0.7601.21000", test_version2:"8.0.7601.21717")){
security_message( port: 0, data: "The target host was found to be vulnerable" );
}
}