Microsoft iSCSI Denial of Service Vulnerabilities (2962485)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_ms14-028.nasl 6769 2017-07-20 09:56:33Z teissa $
#
# Microsoft iSCSI Denial of Service Vulnerabilities (2962485)
#
# Authors:
# Veerendra GG <[email protected]>
#
# Copyright:
# Copyright (C) 2014 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# 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_id(802074);
  script_version("$Revision: 6769 $");
  script_cve_id("CVE-2014-0255", "CVE-2014-0256");
  script_bugtraq_id(67280, 67281);
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"$Date: 2017-07-20 11:56:33 +0200 (Thu, 20 Jul 2017) $");
  script_tag(name:"creation_date", value:"2014-05-14 17:09:23 +0530 (Wed, 14 May 2014)");
  script_tag(name:"solution_type", value: "VendorFix");
  script_name("Microsoft iSCSI Denial of Service Vulnerabilities (2962485)");

  tag_summary =
"This host is missing an important security update according to Microsoft
Bulletin MS14-028.";

  tag_vuldetect =
"Get the vulnerable file version and check appropriate patch is applied
or not.";

  tag_insight =
"Flaw is due to an error when handling large amounts of specially crafted
iSCSI packets.";

  tag_impact =
"Successful exploitation will allow attackers to cause the iSCSI service to
stop responding via specially crafted iSCSI packets.

Impact Level: Application";

  tag_affected =
"Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008 R2 x64 Service Pack 1 and prior";

  tag_solution =
"Run Windows Update and update the listed hotfixes or download and
update mentioned hotfixes in the advisory from the below link,
https://technet.microsoft.com/library/security/ms14-028";


  script_tag(name : "summary" , value : tag_summary);
  script_tag(name : "vuldetect" , value : tag_vuldetect);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "impact" , value : tag_impact);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name:"qod_type", value:"registry");

  script_xref(name : "URL" , value : "http://secunia.com/advisories/58281");
  script_xref(name : "URL" , value : "https://support.microsoft.com/kb/2933826");
  script_xref(name : "URL" , value : "https://technet.microsoft.com/library/security/ms14-028");
  script_category(ACT_GATHER_INFO);
  script_family("Windows : Microsoft Bulletins");
  script_copyright("Copyright (C) 2014 Greenbone Networks GmbH");
  script_dependencies("secpod_reg_enum.nasl");
  script_mandatory_keys("SMB/WindowsVersion");
  exit(0);
}

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

## Variables Initialization
sysPath = "";
sysVer = "";

## Check for OS and Service Pack
if(hotfix_check_sp(win2008r2:2, win2012:1, win2012R2:1) <= 0){
  exit(0);
}

## Get System Path
sysPath = smb_get_systemroot();
if(!sysPath){
  exit(0);
}

## Get Version from Iscsitgt.dll file
sysVer = fetch_file_version(sysPath, file_name:"\system32\Iscsitgt.dll");
if(!sysVer){
  exit(0);
}

## Presently given info is not clear on Windows 2008 R2
## TODO: Need to add support for Windows 2008 R2 once required details
## are available

## Windows 2012
if(hotfix_check_sp(win2012:1) > 0)
{
  ## Check for Iscsitgt.dll version
  if(version_in_range(version:sysVer, test_version:"6.2.9200.16000", test_version2:"6.2.9200.16885")||
     version_in_range(version:sysVer, test_version:"6.3.9200.16000", test_version2:"6.3.9600.16659")||
     version_in_range(version:sysVer, test_version:"6.2.9200.21000", test_version2:"6.2.9200.21004")){
    security_message(0);
  }
  exit(0);
}

## Windows 2012R2
if(hotfix_check_sp(win2012R2:1) > 0)
{
  ## Check for Iscsitgt.dll version
  if(version_is_less(version:sysVer, test_version:"6.3.9600.17095")){
   security_message(0);
  }
  exit(0);
}