Horde IMP Information Disclosure Vulnerability

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_horde_imp_info_disc_vuln.nasl 5820 2017-03-31 11:20:49Z cfi $
#
# Horde IMP Information Disclosure Vulnerability
#
# Authors:
# Madhuri D <[email protected]>
#
# Copyright:
# Copyright (c) 2010 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 allows remote attackers to determine the network location
  of the webmail user by logging DNS requests.
  Impact Level: Application.";
tag_affected = "Horde IMP version 4.3.6 and prior.";
tag_insight = "The flaw exists when DNS prefetching of domain names contained in links within
  e-mail messages.";
tag_solution = "Apply the appropriate patch from vendor.
For updates refer to http://www.horde.org/

*****
NOTE: Ignore this warning, if patch is installed.
*****";

tag_summary = "This host is running Horde IMP and is prone to Information Disclosure
  vulnerability";

if(description)
{
  script_id(800288);
  script_version("$Revision: 5820 $");
  script_tag(name:"last_modification", value:"$Date: 2017-03-31 13:20:49 +0200 (Fri, 31 Mar 2017) $");
  script_tag(name:"creation_date", value:"2010-02-04 12:53:38 +0100 (Thu, 04 Feb 2010)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_cve_id("CVE-2010-0463");
  script_name("Horde IMP Information Disclosure Vulnerability");
  script_xref(name : "URL" , value : "http://bugs.horde.org/ticket/8836");
  script_xref(name : "URL" , value : "http://www.security-database.com/detail.php?alert=CVE-2010-0463");
  script_xref(name : "URL" , value : "https://secure.grepular.com/DNS_Prefetch_Exposure_on_Thunderbird_and_Webmail");

  script_tag(name:"qod_type", value:"remote_banner");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 Greenbone Networks GmbH");
  script_dependencies("horde_detect.nasl");
  script_family("Web application abuses");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("horde/installed");
  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("http_func.inc");
include("version_func.inc");
include("http_keepalive.inc");

hordePort = get_http_port(default:80);
hordeVer = get_kb_item("www/" + hordePort + "/horde");
if(!hordeVer) exit(0);

foreach dir( make_list_unique( "/horde/imp", "/Horde/IMP", cgi_dirs( port:hordePort ) ) ) {

  rcvRes = http_get_cache(item:string(dir , "/test.php"), port:hordePort );

  if("imp" >< rcvRes || "IMP" >< rcvRes)
  {
    impVer = eregmatch(pattern:"IMP: H3 .([0-9.]+)" , string:rcvRes);
    if(impVer[1] != NULL)
    {
      if(version_is_less_equal(version:impVer[1], test_version:"4.3.6"))
      {
        security_message(hordePort);
        exit(0);
      }
    }
  }
}

exit( 99 );