Citrix Provisioning Services SoapServer Buffer Overflow Vulnerability

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_citrix_provisioning_services_soapserver_bof_vuln.nasl 5956 2017-04-14 09:02:12Z teissa $
#
# Citrix Provisioning Services SoapServer Buffer Overflow Vulnerability
#
# Authors:
# Rachana Shetty <[email protected]>
#
# Copyright:
# Copyright (c) 2012 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.
###############################################################################

tag_impact = "Successful exploitation could allow remote attackers to execute arbitrary
  code on the target system.
  Impact Level: Application/System";
tag_affected = "Citrix Provisioning Services version 5.6 and prior, 6.0 and 6.1";
tag_insight = "The SoapServer service improperly calculates a buffer index pointer value
  for a date and time string, which references a location outside the fixed
  sized heap buffer resulting in a heap buffer overflow.";
tag_solution = "Apply the hotfix for Citrix Provisioning Services,
  For updates refer to http://support.citrix.com/article/ctx133039";
tag_summary = "This host is installed with Citrix Provisioning Services and is
  prone to buffer overflow vulnerability.";

if(description)
{
  script_id(803000);
  script_version("$Revision: 5956 $");
  script_cve_id("CVE-2012-4068");
  script_bugtraq_id(53330);
  script_tag(name:"last_modification", value:"$Date: 2017-04-14 11:02:12 +0200 (Fri, 14 Apr 2017) $");
  script_tag(name:"creation_date", value:"2012-08-02 18:48:06 +0530 (Thu, 02 Aug 2012)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_name("Citrix Provisioning Services SoapServer Buffer Overflow Vulnerability");
  script_xref(name : "URL" , value : "http://secunia.com/advisories/48971/");
  script_xref(name : "URL" , value : "http://support.citrix.com/article/ctx133039");
  script_xref(name : "URL" , value : "http://www.verisigninc.com/en_US/products-and-services/network-intelligence-availability/idefense/public-vulnerability-reports/articles/index.xhtml?id=979");

  script_tag(name:"qod_type", value:"registry");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2012 Greenbone Networks GmbH");
  script_family("Buffer overflow");
  script_dependencies("gb_citrix_provisioning_services_detect.nasl");
  script_require_keys("Citrix/Provisioning/Services/Ver");
  script_tag(name : "impact" , value : tag_impact);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "summary" , value : tag_summary);
  exit(0);
}


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

## Variable Initialization
prodVer = "";
prodLoc = "";
fileVer = "";

## Get version from KB
prodVer = get_kb_item("Citrix/Provisioning/Services/Ver");
if(!prodVer){
  exit(0);
}

## Get Location from KB
prodLoc = get_kb_item("Citrix/Provisioning/Services/path");
if(!prodLoc || "Provisioning Services" >!< prodLoc){
  exit(0);
}

## Get Version from StreamProcess.exe file
fileVer = fetch_file_version(sysPath: prodLoc, file_name:"StreamProcess.exe");
if(!fileVer){
  exit(0);
}

## Check for Citrix Provisioning Services version prior to 5.6.3.1349
## for 6.0.0 through 6.0.0.1083 , 6.1.0 through 6.1.0.1082
if(version_is_less(version:fileVer, test_version:"5.6.3.1349")||
   version_in_range(version:fileVer, test_version:"6.0.0", test_version2:"6.0.0.1083")||
   version_in_range(version:fileVer, test_version:"6.1.0", test_version2:"6.1.0.1082")){
   security_message(0);
}