IBM WebSphere Application Server (WAS) Security Bypass Vulnerability

# Copyright (C) 2011 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.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.902292");
  script_version("2022-02-17T14:14:34+0000");
  script_tag(name:"last_modification", value:"2022-02-17 14:14:34 +0000 (Thu, 17 Feb 2022)");
  script_tag(name:"creation_date", value:"2011-02-23 12:24:37 +0100 (Wed, 23 Feb 2011)");
  script_cve_id("CVE-2008-7274");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_name("IBM WebSphere Application Server (WAS) Security Bypass Vulnerability");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_ibm_websphere_detect.nasl");
  script_mandatory_keys("ibm_websphere_application_server/installed");

  script_xref(name:"URL", value:"http://www-01.ibm.com/support/docview.wss?uid=swg1PK54565");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"impact", value:"Successful exploitation could allow an attacker to bypass the authentication
  process to and gain unauthorized access to the system with the privileges of the victim.");

  script_tag(name:"affected", value:"IBM WAS Version 6.1.0.9");

  script_tag(name:"insight", value:"The flaw is due to an error in invoking an internal login module, wlogin
  method, which is not properly handling an application hashtable login. This allows attackers to perform an
  internal application hashtable login by providing an empty password.");

  script_tag(name:"solution", value:"Upgrade to IBM WAS version 6.1.0.15 or later.");

  script_tag(name:"summary", value:"IBM WebSphere Application Server is prone to a security bypass vulnerability.");

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

  exit(0);
}

include("version_func.inc");
include("host_details.inc");

CPE = "cpe:/a:ibm:websphere_application_server";

if(!vers = get_app_version(cpe:CPE, nofork:TRUE))
  exit(0);

if(version_is_equal(version:vers, test_version:"6.1.0.9")){
  report = report_fixed_ver(installed_version:vers, fixed_version:"6.1.0.10");
  security_message(port:0, data:report);
  exit(0);
}

exit(99);