Cisco ASA Software Version Information Disclosure Vulnerability (Cisco-SA-20141006) - Active Check

# Copyright (C) 2015 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# 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.

CPE = "cpe:/a:cisco:asa";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.105194");
  script_version("2022-04-14T06:42:08+0000");
  script_cve_id("CVE-2014-3398");
  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_tag(name:"last_modification", value:"2022-04-14 06:42:08 +0000 (Thu, 14 Apr 2022)");
  script_tag(name:"creation_date", value:"2015-02-03 11:59:05 +0100 (Tue, 03 Feb 2015)");
  script_name("Cisco ASA Software Version Information Disclosure Vulnerability (Cisco-SA-20141006) - Active Check");
  script_category(ACT_ATTACK);
  script_family("CISCO");
  script_copyright("Copyright (C) 2015 Greenbone Networks GmbH");
  script_dependencies("gb_cisco_asa_http_detect.nasl");
  script_require_ports("Services/www", 443);
  script_mandatory_keys("cisco/asa/webvpn/http/detected");

  script_xref(name:"URL", value:"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20141006-CVE-2014-3398");
  script_xref(name:"URL", value:"https://tools.cisco.com/bugsearch/bug/CSCuq65542");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/70230");

  script_tag(name:"impact", value:"An attacker can leverage this issue to obtain sensitive
  information that may aid in further attacks.");

  script_tag(name:"vuldetect", value:"Try to access /CSCOSSLC/config-auth and check the response.");

  script_tag(name:"solution", value:"Updates are available. Please see the references for more
  information.");

  script_tag(name:"summary", value:"Cisco ASA Software is prone to an information-disclosure
  vulnerability.");

  script_tag(name:"insight", value:"This issue is being tracked by Cisco bug ID CSCuq65542.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"remote_vul");

  exit(0);
}

include("http_func.inc");
include("host_details.inc");
include("http_keepalive.inc");

if( ! port = get_app_port( cpe:CPE, service:"www" ) )
  exit( 0 );

if( ! dir = get_app_location( cpe:CPE, port:port ) )
  exit( 0 );

if( dir == "/" )
  dir = "";

url = dir + "/CSCOSSLC/config-auth";
req = http_get( item:url, port:port );
buf = http_keepalive_send_recv( port:port, data:req, bodyonly:FALSE );

if( ! buf || "VPN Server internal error" >!< buf )
  exit( 0 );

if( eregmatch( pattern:'<version who.*>([0-9.()]+)</version>', string:buf ) ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );