PostgreSQL 10.x < 10.21, 11.x < 11.16, 12.x < 12.11, 13.x < 13.7, 14.x < 14.3 Privilege Escalation Vulnerability - Windows

# SPDX-FileCopyrightText: 2022 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:postgresql:postgresql";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.148121");
  script_version("2024-07-19T05:05:32+0000");
  script_tag(name:"last_modification", value:"2024-07-19 05:05:32 +0000 (Fri, 19 Jul 2024)");
  script_tag(name:"creation_date", value:"2022-05-16 04:50:30 +0000 (Mon, 16 May 2022)");
  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:3.1/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:"2022-09-07 20:04:00 +0000 (Wed, 07 Sep 2022)");

  script_cve_id("CVE-2022-1552");

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

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

  script_name("PostgreSQL 10.x < 10.21, 11.x < 11.16, 12.x < 12.11, 13.x < 13.7, 14.x < 14.3 Privilege Escalation Vulnerability - Windows");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Privilege escalation");
  script_dependencies("gb_postgresql_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("postgresql/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"PostgreSQL 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:"Autovacuum, REINDEX, CREATE INDEX, REFRESH MATERIALIZED VIEW,
  CLUSTER, and pg_amcheck made incomplete efforts to operate safely when a privileged user is
  maintaining another user's objects. Those commands activated relevant protections too late or not
  at all.");

  script_tag(name:"impact", value:"An attacker having permission to create non-temp objects in at
  least one schema could execute arbitrary SQL functions under a superuser identity.");

  script_tag(name:"affected", value:"PostgreSQL version 10.x, 11.x, 12.x, 13.x and 14.x.");

  script_tag(name:"solution", value:"Update to version 10.21, 11.16, 12.11, 13.7, 14.3 or later.");

  script_xref(name:"URL", value:"https://www.postgresql.org/about/news/postgresql-143-137-1211-1116-and-1021-released-2449/");
  script_xref(name:"URL", value:"https://www.postgresql.org/support/security/CVE-2022-1552/");

  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_exclusive(version: version, test_version_lo: "10.0", test_version_up: "10.21")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "10.21", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "11.0", test_version_up: "11.16")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "11.16", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "12.0", test_version_up: "12.11")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "12.11", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "13.0", test_version_up: "13.7")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "13.7", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "14.0", test_version_up: "14.3")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "14.3", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);