MariaDB DoS Vulnerability (MDEV-29182)

# SPDX-FileCopyrightText: 2025 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:mariadb:mariadb";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.125392");
  script_version("2025-11-28T15:41:52+0000");
  script_tag(name:"last_modification", value:"2025-11-28 15:41:52 +0000 (Fri, 28 Nov 2025)");
  script_tag(name:"creation_date", value:"2025-10-27 15:24:50 +0000 (Mon, 27 Oct 2025)");
  script_tag(name:"cvss_base", value:"6.1");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:M/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2025-01-21 21:15:13 +0000 (Tue, 21 Jan 2025)");

  script_cve_id("CVE-2025-21490");

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

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

  script_name("MariaDB DoS Vulnerability (MDEV-29182)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2025 Greenbone AG");
  script_family("Databases");
  script_dependencies("gb_mysql_mariadb_remote_detect.nasl");
  script_mandatory_keys("mariadb/detected");

  script_tag(name:"summary", value:"MariaDB is prone to a denial of service (DoS) vulnerability.");

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

  script_tag(name:"insight", value:"Easily exploitable vulnerability allows high privileged attacker
  with network access via multiple protocols to compromise MySQL Server. Successful attacks of this
  vulnerability can result in unauthorized ability to cause a hang or frequently repeatable
  crash (DoS).");

  script_tag(name:"affected", value:"MariaDB versions prior to 10.5.28, 10.6.x prior to 10.6.21,
  10.7.x prior to 10.11.11, 11.0.x prior to 11.4.5 and 11.5.x prior to 11.7.2.");

  script_tag(name:"solution", value:"Update to version 10.5.28, 10.6.21, 10.11.11, 11.4.5, 11.7.2
  or later.");

  script_xref(name:"URL", value:"https://jira.mariadb.org/browse/MDEV-29182");
  script_xref(name:"URL", value:"https://mariadb.com/docs/server/security/securing-mariadb/security#full-list-of-cves-fixed-in-mariadb");
  script_xref(name:"URL", value:"https://www.oracle.com/security-alerts/cpujan2025.html");

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

if (version_is_less(version: version, test_version: "10.5.28")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "10.5.28", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "10.6.0", test_version_up: "10.6.21")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "10.6.21", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "10.7.0", test_version_up: "10.11.11")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "10.11.11", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "11.0.0", test_version_up: "11.4.5")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "11.4.5", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "11.5.0", test_version_up: "11.7.2")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "11.7.2", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);