MS14-063: Vulnerability in FAT32 Disk Partition Driver Could Allow Elevation of Privilege (2998579)

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(78439);
  script_version("1.6");
  script_cvs_date("Date: 2018/11/15 20:50:31");

  script_cve_id("CVE-2014-4115");
  script_bugtraq_id(70343);
  script_xref(name:"MSFT", value:"MS14-063");
  script_xref(name:"MSKB", value:"2998579");
  script_xref(name:"IAVA", value:"2014-A-0148");

  script_name(english:"MS14-063: Vulnerability in FAT32 Disk Partition Driver Could Allow Elevation of Privilege (2998579)");
  script_summary(english:"Checks the version of fastfat.sys.");

  script_set_attribute(attribute:"synopsis", value:
"The remote Windows host is affected by a privilege escalation
vulnerability.");
  script_set_attribute(attribute:"description", value:
"The remote Windows host is affected by a privilege escalation
vulnerability that is due to the way the Windows FASTFAT system driver
interacts with FAT32 disk partitions. An attacker can exploit this
vulnerability to execute arbitrary code with elevated privileges.");
  script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2014/ms14-063");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Windows 2003, Vista, and
2008.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/10/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/10/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/10/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows : Microsoft Bulletins");

  script_copyright(english:"This script is Copyright (C) 2014-2018 Tenable Network Security, Inc.");

  script_dependencies("smb_hotfixes.nasl", "ms_bulletin_checks_possible.nasl");
  script_require_keys("SMB/MS_Bulletin_Checks/Possible");
  script_require_ports(139, 445, "Host/patch_management_checks");

  exit(0);
}

include("audit.inc");
include("smb_hotfixes_fcheck.inc");
include("smb_hotfixes.inc");
include("smb_func.inc");
include("misc_func.inc");

get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");

bulletin = 'MS14-063';
kb = '2998579';

kbs = make_list(kb);
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);

get_kb_item_or_exit("SMB/Registry/Enumerated");
get_kb_item_or_exit("SMB/WindowsVersion", exit_code:1);

if (hotfix_check_sp_range(win2003:'2', vista:'2') <= 0) audit(AUDIT_OS_SP_NOT_VULN);

share = hotfix_get_systemdrive(as_share:TRUE, exit_on_fail:TRUE);
if (!is_accessible_share(share:share)) audit(AUDIT_SHARE_FAIL, share);

if (
  # Windows Vista / Windows Server 2008
  hotfix_is_vulnerable(os:"6.0", sp:2, file:"fastfat.sys", version:"6.0.6002.23480", min_version:"6.0.6002.22000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.0", sp:2, file:"fastfat.sys", version:"6.0.6002.19176", min_version:"6.0.6002.18000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||

  # Windows 2003
  hotfix_is_vulnerable(os:"5.2", sp:2, file:"fastfat.sys", version:"5.2.3790.5425", dir:"\system32\drivers", bulletin:bulletin, kb:kb)
)
{
  set_kb_item(name:"SMB/Missing/"+bulletin, value:TRUE);
  hotfix_security_hole();
  hotfix_check_fversion_end();
  exit(0);
}
else
{
  hotfix_check_fversion_end();
  audit(AUDIT_HOST_NOT, 'affected');
}