Apache Log4j 2.x < 2.8.2 RCE Vulnerability - Windows

# SPDX-FileCopyrightText: 2021 Greenbone AG
# 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-only

CPE = "cpe:/a:apache:log4j";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.117862");
  script_version("2025-09-04T05:39:49+0000");
  script_tag(name:"last_modification", value:"2025-09-04 05:39:49 +0000 (Thu, 04 Sep 2025)");
  script_tag(name:"creation_date", value:"2021-12-22 10:19:26 +0000 (Wed, 22 Dec 2021)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-03-31 17:37:00 +0000 (Thu, 31 Mar 2022)");

  script_cve_id("CVE-2017-5645");

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

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

  script_name("Apache Log4j 2.x < 2.8.2 RCE Vulnerability - Windows");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("General");
  script_dependencies("gb_apache_log4j_consolidation.nasl");
  script_mandatory_keys("apache/log4j/smb-login/detected");

  script_tag(name:"summary", value:"Apache Log4j is prone to a remote code execution (RCE)
  vulnerability.");

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

  script_tag(name:"insight", value:"When using the TCP socket server or UDP socket server to receive
  serialized log events from another application, a specially crafted binary payload can be sent
  that, when deserialized, can execute arbitrary code.");

  script_tag(name:"affected", value:"Apache Log4j versions 2.0.x through 2.8.1.");

  script_tag(name:"solution", value:"Update to version 2.8.2 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/LOG4J2-1863");

  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:"2.8.1" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"2.8.2", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );