Apache Log4j 2.x < 2.13.2 Information Disclosure Vulnerability - Windows

# Copyright (C) 2021 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:apache:log4j";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.117866");
  script_version("2021-12-22T14:03:25+0000");
  script_tag(name:"last_modification", value:"2021-12-22 14:03:25 +0000 (Wed, 22 Dec 2021)");
  script_tag(name:"creation_date", value:"2021-12-22 10:19:26 +0000 (Wed, 22 Dec 2021)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-06-17 20:15:00 +0000 (Thu, 17 Jun 2021)");

  script_cve_id("CVE-2020-9488");

  script_tag(name:"qod_type", value:"executable_version");

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

  script_name("Apache Log4j 2.x < 2.13.2 Information Disclosure Vulnerability - Windows");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("General");
  script_dependencies("gb_apache_log4j_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("apache/log4j/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"Apache Log4j is prone to an information disclosure
  vulnerability.");

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

  script_tag(name:"insight", value:"Improper validation of certificate with host mismatch in Log4j2
  SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle
  attack which could leak any log messages sent through that appender.

  The reported issue was caused by an error in SslConfiguration. Any element using SslConfiguration
  in the Log4j Configuration is also affected by this issue. This includes HttpAppender,
  SocketAppender, and SyslogAppender. Usages of SslConfiguration that are configured via system
  properties are not affected.");

  script_tag(name:"affected", value:"Apache Log4j versions 2.0.x through 2.13.1.");

  script_tag(name:"solution", value:"Update to version 2.13.2 or later.");

  script_xref(name:"URL", value:"https://logging.apache.org/log4j/2.x/security.html");
  script_xref(name:"URL", value:"https://issues.apache.org/jira/browse/LOG4J2-2819");

  exit(0);
}

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

if( isnull( port = get_app_port( cpe:CPE ) ) )
  exit( 0 );

if( ! infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:TRUE ) )
  exit( 0 );

version = infos["version"];
location = infos["location"];

if( version_in_range( version:version, test_version:"2.0", test_version2:"2.13.1" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"2.13.2", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );