SecurStar DriveCrypt 'DCR.sys' IOCTL Handling Privilege Escalation Vulnerability

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.801799");
  script_version("2024-11-22T15:40:47+0000");
  script_tag(name:"last_modification", value:"2024-11-22 15:40:47 +0000 (Fri, 22 Nov 2024)");
  script_tag(name:"creation_date", value:"2011-06-13 15:28:04 +0200 (Mon, 13 Jun 2011)");
  script_cve_id("CVE-2011-0513");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_name("SecurStar DriveCrypt 'DCR.sys' IOCTL Handling Privilege Escalation Vulnerability");
  script_xref(name:"URL", value:"http://secunia.com/advisories/42881");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/45750");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/15972/");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Privilege escalation");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");
  script_tag(name:"insight", value:"The flaw exists due to an error in the 'DCR.sys' driver when processing 'IOCTLs'
  and can be exploited to corrupt memory via a specially crafted 0x00073800 IOCTL.");
  script_tag(name:"solution", value:"Upgrade to SecurStar DriveCrypt version 5.5 or later");
  script_tag(name:"summary", value:"SecurStar DriveCrypt is prone to a privilege escalation vulnerability.");
  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to execute arbitrary code.");
  script_tag(name:"affected", value:"SecurStar DriveCrypt version 5.3 and 5.4");
  script_tag(name:"qod_type", value:"registry");
  script_tag(name:"solution_type", value:"VendorFix");
  script_xref(name:"URL", value:"http://www.securstar.com/downloads.php");
  exit(0);
}


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

if(!get_kb_item("SMB/WindowsVersion")){
  exit(0);
}

key = "SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\";

if(!registry_key_exists(key:key)) {
    exit(0);
}

foreach item (registry_enum_keys(key:key))
{
  drvName = registry_get_sz(key:key + item, item:"DisplayName");
  if("DriveCrypt" >< drvName)
  {
    drvVer = registry_get_sz(key:key + item, item:"DisplayVersion");
    if(drvVer != NULL)
    {
      if(version_is_equal(version:drvVer, test_version:"5.3") ||
         version_is_equal(version:drvVer, test_version:"5.4")){
        security_message( port: 0, data: "The target host was found to be vulnerable" );
      }
    }
  }
}