Microsoft Windows Hyper-V Denial of Service Vulnerability (3047234)

# SPDX-FileCopyrightText: 2015 Greenbone AG
# 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-only
if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.805532");
  script_version("2023-07-25T05:05:58+0000");
  script_cve_id("CVE-2015-1647");
  script_tag(name:"cvss_base", value:"2.1");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
  script_tag(name:"creation_date", value:"2015-04-15 07:56:26 +0530 (Wed, 15 Apr 2015)");
  script_name("Microsoft Windows Hyper-V Denial of Service Vulnerability (3047234)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft Bulletin MS15-042.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"Flaw exists due to error in Hyper-V that is
  triggered when running a specially crafted application in a virtual machine
  (VM) session.");

  script_tag(name:"impact", value:"Successful exploitation will allow local
  guest to cause a denial of service for other guests on the system.");

  script_tag(name:"affected", value:"Microsoft Windows Server 2012 R2 and Microsoft Windows 8.1 x64.");

  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:"qod_type", value:"executable_version");

  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/kb/3047234");
  script_xref(name:"URL", value:"https://technet.microsoft.com/library/security/MS15-042");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");
  exit(0);
}

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

if(hotfix_check_sp(win2012R2:1, win8_1x64:1) <= 0){
  exit(0);
}

sysPath = smb_get_systemroot();
if(!sysPath ){
  exit(0);
}

exeVer = fetch_file_version(sysPath:sysPath, file_name:"system32\Vmms.exe");
if(!exeVer){
  exit(0);
}

## Win 8.1 and win2012R2
if(hotfix_check_sp(win8_1x64:1, win2012R2:1) > 0)
{
  if(version_is_less(version:exeVer, test_version:"6.3.9600.17729")){
    report = report_fixed_ver(installed_version:exeVer, fixed_version:"6.3.9600.17729", install_path:sysPath);
    security_message(port: 0, data: report);
  }
  exit(0);
}