Microsoft ASP.NET Insecure Site Configuration Vulnerability (2905247)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_microsoft_security_advisory_2905247.nasl 6086 2017-05-09 09:03:30Z teissa $
#
# Microsoft ASP.NET Insecure Site Configuration Vulnerability (2905247)
#
# Authors:
# Thanga Prakash S <[email protected]>
#
# Copyright:
# Copyright (C) 2013 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(804038);
  script_version("$Revision: 6086 $");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"$Date: 2017-05-09 11:03:30 +0200 (Tue, 09 May 2017) $");
  script_tag(name:"creation_date", value:"2013-12-12 15:24:42 +0530 (Thu, 12 Dec 2013)");
  script_name("Microsoft ASP.NET Insecure Site Configuration Vulnerability (2905247)");

  tag_summary =
"This host is missing an important security update according to Microsoft
advisory (2905247).";

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

  tag_insight =
"Flaw is due to the view state that exists when Machine Authentication Code
(MAC) validation is disabled through configuration settings.";

  tag_impact =
"Successful exploitation will allow remote attackers to use specially crafted
HTTP content to inject code to be run in the context of the service account
on the ASP.NET server.

Impact Level: System/Application ";

  tag_affected =
"Microsoft .NET Framework versions 1.1, 2.0, 3.5, 3.5.1, 4.0, 4.5 and 4.5.1";

  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/en-us/security/advisory/2905247";
  script_tag(name : "summary" , value : tag_summary);
  script_tag(name : "vuldetect" , value : tag_vuldetect);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "impact" , value : tag_impact);
  script_xref(name : "URL" , value : "http://support.microsoft.com/kb/2905247");
  script_xref(name : "URL" , value : "https://technet.microsoft.com/en-us/security/advisory/2905247");
  script_category(ACT_GATHER_INFO);
  script_tag(name:"qod_type", value:"executable_version");
  script_copyright("Copyright (C) 2013 Greenbone Networks GmbH");
  script_family("Windows");
  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
key = "";
item = "";
path = "";
exeVer = "";

## Check for OS and Service Pack
if(hotfix_check_sp(xp:4, xpx64:3, win2003:3, win2003x64:3, winVista:3, win7:2,
             win7x64:2, win2008:3, win2008r2:2, win8:1, win8_1:1, win8_1x64:1,
             win2012:1) <= 0){
  exit(0);
}

## Confirm .NET
key = "SOFTWARE\Microsoft\ASP.NET\";
if(!registry_key_exists(key:key)){
  exit(0);
}

## Try to Get Version
foreach item (registry_enum_keys(key:key))
{
  path = registry_get_sz(key:key + item, item:"Path");
  if(path && "\Microsoft.NET\Framework" >< path)
  {
    ## Get version from System.dll file
    exeVer = fetch_file_version(sysPath:path, file_name:"aspnet_wp.exe");
    if(exeVer)
    {
      ## .NET Framework 4.5.1 on Windows 7 SP1 and Windows Server 2008 R2 SP 1
      ##  Windows Vista Service Pack 2 and Windows Server 2008 Service Pack 2
      if((hotfix_check_sp(win7:2, win7x64:2, win2008r2:2, winVista:3, win2008:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.18000", test_version2:"4.0.30319.18339")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 4.5.1 on Windows 7 SP1 and Windows Server 2008 R2 SP 1
      ##  Windows Vista Service Pack 2 and Windows Server 2008 Service Pack 2
      if((hotfix_check_sp(win7:2, win7x64:2, win2008r2:2, winVista:3, win2008:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.18000", test_version2:"4.0.30319.18441")))
      {
        security_message(0);
        exit(0);
      }

      ##  .NET Framework 4.5.1 on Windows 8 and Windows Server 2012
      if((hotfix_check_sp(win8:1, win2012:1) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.18000", test_version2:"4.0.30319.18446")||
          version_in_range(version:exeVer, test_version:"4.0.30319.19000", test_version2:"4.0.30319.19452")))
      {
        security_message(0);
        exit(0);
      }

      ##  .NET Framework 4.5.1 on Windows 8.1
      ##  Currently we are not supporting Windows 2012r2
      if((hotfix_check_sp(win8_1:1, win8_1x64:1) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.34000", test_version2:"4.0.30319.34005")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 4.5 on Windows 7 SP1 and Windows Server 2008 R2 SP 1
      ##  Windows Vista Service Pack 2 and Windows Server 2008 Service Pack 2
      if((hotfix_check_sp(win7:2, win7x64:2, win2008r2:2, winVista:3, win2008:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.18000", test_version2:"4.0.30319.18060")||
          version_in_range(version:exeVer, test_version:"4.0.30319.19000", test_version2:"4.0.30319.19125")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 4.5 on Windows 8 and Windows Server 2012
      if((hotfix_check_sp(win8:1, win2012:1) > 0) &&
         (version_in_range(version:exeVer, test_version:"4.0.30319.18000", test_version2:"4.0.30319.18061")||
          version_in_range(version:exeVer, test_version:"4.0.30319.19000", test_version2:"4.0.30319.19126")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008,
      ##  Windows 7 and and Windows Server 2008 R2
      if(version_in_range(version:exeVer, test_version:"4.0.30319.0000", test_version2:"4.0.30319.1016")||
         version_in_range(version:exeVer, test_version:"4.0.30319.2000", test_version2:"4.0.30319.2027"))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2
      if((hotfix_check_sp(win7:2, win7x64:2, win2008r2:2) > 0) &&
         (version_in_range(version:exeVer, test_version:"2.0.50727.5400", test_version2:"2.0.50727.5476")||
          version_in_range(version:exeVer, test_version:"2.0.50727.7000", test_version2:"2.0.50727.7040")))
      {
        security_message(0);
        exit(0);
      }

      ##  .NET Framework 3.5 on Windows 8 and Windows Server 2012
      if((hotfix_check_sp(win8:1, win2012:1) > 0) &&
         (version_in_range(version:exeVer, test_version:"2.0.50727.6000", test_version2:"2.0.50727.6411")||
          version_in_range(version:exeVer, test_version:"2.0.50727.7000", test_version2:"2.0.50727.7040")))
      {
        security_message(0);
        exit(0);
      }

      ##  .NET Framework 3.5 on Windows 8.1
      ##  Currently we are not supporting Windows 2012r2
      if((hotfix_check_sp(win8_1:1, win8_1x64:1) > 0) &&
         (version_in_range(version:exeVer, test_version:"2.0.50727.7000", test_version2:"2.0.50727.7999")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 2.0 Service Pack 2 on Windows XP and Windows Server 2003
      if((hotfix_check_sp(xp:4, xpx64:3, win2003:3, win2003x64:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"2.0.50727.3000", test_version2:"2.0.50727.3656")||
          version_in_range(version:exeVer, test_version:"2.0.50727.7000", test_version2:"2.0.50727.7042")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 2.0 Service Pack 2 on Windows Vista Service Pack 2 and Windows Server 2008 Service Pack 2
      if((hotfix_check_sp(winVista:3, win2008:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"2.0.50727.4000", test_version2:"2.0.50727.4246")||
          version_in_range(version:exeVer, test_version:"2.0.50727.7000", test_version2:"2.0.50727.7040")))
      {
        security_message(0);
        exit(0);
      }

      ## .NET Framework 1.1 Service Pack 1 on Windows Server 2003 sp2 x86
      if((hotfix_check_sp(win2003:3) > 0) &&
         (version_in_range(version:exeVer, test_version:"1.1.4322.2000", test_version2:"1.1.4322.2503")))
      {
        security_message(0);
        exit(0);
      }
    }
  }
}