Apache Hadoop Privilege Escalation Vulnerability (CVE-2018-8029)

# SPDX-FileCopyrightText: 2019 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:hadoop";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.142482");
  script_version("2026-01-28T05:49:43+0000");
  script_tag(name:"last_modification", value:"2026-01-28 05:49:43 +0000 (Wed, 28 Jan 2026)");
  script_tag(name:"creation_date", value:"2019-06-03 03:35:42 +0000 (Mon, 03 Jun 2019)");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-10-08 10:15:00 +0000 (Thu, 08 Oct 2020)");

  script_cve_id("CVE-2018-8029");

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

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

  script_name("Apache Hadoop Privilege Escalation Vulnerability (CVE-2018-8029)");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_apache_hadoop_http_detect.nasl");
  script_mandatory_keys("apache/hadoop/detected");

  script_tag(name:"summary", value:"Apache Hadoop is prone to a privilege escalation vulnerability.");

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

  script_tag(name:"insight", value:"A user who can escalate to yarn user can possibly run arbitrary commands as
  root user.");

  script_tag(name:"affected", value:"Apache Hadoop versions 3.0.0-alpha1 to 3.1.0, 2.9.0 to 2.9.1 and 2.2.0 to
  2.8.4.");

  script_tag(name:"solution", value:"Update to version 2.8.5, 2.9.2, 3.1.1 or later.");

  script_xref(name:"URL", value:"https://lists.apache.org/thread.html/17084c09e6dedf60efe08028b429c92ffd28aacc28454e4fa924578a@%3Cgeneral.hadoop.apache.org%3E");

  exit(0);
}

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

if (!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"];
path = infos["location"];

if (version_in_range(version: version, test_version: "2.2.0", test_version2: "2.8.4")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "2.8.5", install_path: path);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "2.9.0", test_version2: "2.9.1")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "2.9.2", install_path: path);
  security_message(port: port, data: report);
  exit(0);
}

if (version =~ "^3\." && version_is_less(version: version, test_version: "3.1.1")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "3.1.1", install_path: path);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);