Apache Tomcat Security Bypass and Information Disclosure Vulnerabilities (Windows)

2017-08-11T00:00:00
ID OPENVAS:1361412562310811298
Type openvas
Reporter Copyright (C) 2017 Greenbone Networks GmbH
Modified 2017-10-24T00:00:00

Description

This host is installed with Apache Tomcat and is prone to security bypass and information disclosure vulnerabilities.

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_apache_tomcat_sec_bypass_n_info_disc_vuln_win.nasl 7543 2017-10-24 11:02:02Z cfischer $
#
# Apache Tomcat Security Bypass and Information Disclosure Vulnerabilities (Windows)
#
# Authors:
# Shakeel <bshakeel@secpod.com>
#
# Copyright:
# Copyright (C) 2017 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.
###############################################################################

CPE = "cpe:/a:apache:tomcat";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.811298");
  script_version("$Revision: 7543 $");
  script_cve_id("CVE-2016-6794", "CVE-2016-0762", "CVE-2016-5018", "CVE-2016-6796",
                "CVE-2016-6797");
  script_bugtraq_id(93940, 93944, 93939, 93942, 93943);
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"last_modification", value:"$Date: 2017-10-24 13:02:02 +0200 (Tue, 24 Oct 2017) $");
  script_tag(name:"creation_date", value:"2017-08-11 14:49:43 +0530 (Fri, 11 Aug 2017)");
  script_tag(name:"qod_type", value:"remote_banner");
  script_name("Apache Tomcat Security Bypass and Information Disclosure Vulnerabilities (Windows)");

  script_tag(name:"summary", value:"This host is installed with Apache Tomcat
  and is prone to security bypass and information disclosure vulnerabilities.");

  script_tag(name:"vuldetect", value:"Get the installed version with the help
  of detect NVT and check the version is vulnerable or not.");

  script_tag(name:"insight", value:"Multiple flaws exist due to,
  - An error in the system property replacement feature for configuration files.
  - An error in the realm implementations in Apache Tomcat that does not process
    the supplied password if the supplied user name did not exist.
  - An error in the configured SecurityManager via a Tomcat utility method that
    is accessible to web applications.
  - An error in the configured SecurityManager via manipulation of the
    configuration parameters for the JSP Servlet.
  - An error in the ResourceLinkFactory implementation in Apache Tomcat that
    does not limit web application access to global JNDI resources to those
    resources explicitly linked to the web application.");

  script_tag(name:"impact", value:"Successful exploitation will allows remote
  attackers to gain access to potentially sensitive information and bypass
  certain security restrictions.

  Impact Level: Application");

  script_tag(name:"affected", value:"
  Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9,
  Apache Tomcat versions 8.5.0 to 8.5.4,
  Apache Tomcat versions 8.0.0.RC1 to 8.0.36,
  Apache Tomcat versions 7.0.0 to 7.0.70, and
  Apache Tomcat versions 6.0.0 to 6.0.45 on Windows.");

  script_tag(name:"solution", value:"Upgrade to Apache Tomcat version 9.0.0.M10
  or 8.5.5 or 8.0.37 or 7.0.72 or 6.0.47 or later. For updates refer to
  http://tomcat.apache.org");

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

  script_xref(name:"URL", value:"http://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.72");
  script_xref(name:"URL", value:"http://tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.47");
  script_xref(name:"URL", value:"http://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.0.M10");
  script_xref(name:"URL", value:"http://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.5_and_8.0.37");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_apache_tomcat_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("ApacheTomcat/installed","Host/runs_windows");
  script_require_ports("Services/www", 8080);
  exit(0);
}

include("host_details.inc");
include("revisions-lib.inc");
include("version_func.inc");

## Variable Initialization
tomPort = "";
appVer = "";

## get the port
if(!tomPort = get_app_port(cpe:CPE)){
  exit(0);
}

## Get the version
if(!appVer = get_app_version(cpe:CPE, port:tomPort)){
  exit(0);
}

## Grep for vulnerable version
if(appVer =~ "^6")
{
  if(revcomp(a: appVer, b: "6.0.47") < 0){
    fix = "6.0.47";
  }
}

else if(appVer =~ "^7")
{
  if(revcomp(a: appVer, b: "7.0.72") < 0){
    fix = "7.0.72";
  }
}

else if(appVer =~ "^(8\.5\.)")
{
  if(revcomp(a: appVer, b: "8.5.5") < 0){
    fix = "8.5.5";
  }
}

else if(appVer =~ "^(8\.)")
{
  if(revcomp(a: appVer, b: "8.0.37") < 0){
    fix = "8.0.37";
  }
}

else if(appVer =~ "^(9\.)")
{
  if(revcomp(a: appVer, b: "9.0.0.M10") < 0){
    fix = "9.0.0.M10";
  }
}

if(fix)
{
  report = report_fixed_ver(installed_version:appVer, fixed_version:fix);
  security_message(data:report, port:tomPort);
  exit(0);
}
exit(0);