MySQL Privilege Escalation Vulnerability - Linux

# SPDX-FileCopyrightText: 2017 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:mysql:mysql";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.811630");
  script_version("2025-09-09T05:38:49+0000");
  script_cve_id("CVE-2008-4098");
  script_tag(name:"cvss_base", value:"4.6");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:S/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2025-09-09 05:38:49 +0000 (Tue, 09 Sep 2025)");
  script_tag(name:"creation_date", value:"2017-08-14 17:56:34 +0530 (Mon, 14 Aug 2017)");
  script_name("MySQL Privilege Escalation Vulnerability - Linux");

  script_tag(name:"summary", value:"MySQL 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:"The flaw exists due to table creation option
  allows the use of the MySQL data directory in DATA DIRECTORY and INDEX DIRECTORY
  options.");

  script_tag(name:"impact", value:"Successful exploitation of this vulnerability
  will allow an authenticated user to use the DATA DIRECTORY and INDEX DIRECTORY
  options to possibly bypass privilege checks.");

  script_tag(name:"affected", value:"MySQL version before 5.0.67 on Linux");

  script_tag(name:"solution", value:"Upgrade to MySQL version 5.0.67.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"remote_banner_unreliable");
  script_xref(name:"URL", value:"https://bugs.mysql.com/bug.php?id=32167");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/29106");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Databases");
  script_dependencies("gb_mysql_mariadb_remote_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("oracle/mysql/detected", "Host/runs_unixoide");
  exit(0);
}

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

if(!sqlPort = get_app_port(cpe:CPE)){
  exit(0);
}

if(!mysqlVer = get_app_version(cpe:CPE, port:sqlPort)){
  exit(0);
}

if(version_is_less(version:mysqlVer, test_version:"5.0.67"))
{
  report = report_fixed_ver(installed_version:mysqlVer, fixed_version: "5.0.67");
  security_message(data:report, port:sqlPort);
  exit(0);
}