ILIAS <= 7.23 Account Takeover Vulnerability

# 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:ilias:ilias";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.148428");
  script_version("2024-11-06T05:05:44+0000");
  script_tag(name:"last_modification", value:"2024-11-06 05:05:44 +0000 (Wed, 06 Nov 2024)");
  script_tag(name:"creation_date", value:"2022-07-12 06:40:36 +0000 (Tue, 12 Jul 2022)");
  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:L/UI:N/S:U/C:N/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2024-11-04 16:43:35 +0000 (Mon, 04 Nov 2024)");

  script_cve_id("CVE-2022-31266");

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

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

  script_name("ILIAS <= 7.23 Account Takeover Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_ilias_http_detect.nasl");
  script_mandatory_keys("ilias/detected");

  script_tag(name:"summary", value:"ILIAS is prone to an account takeover vulnerability.");

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

  script_tag(name:"insight", value:"The lack of verification when changing an email address (on the
  Profile Page) allows remote attackers to take over accounts.");

  script_tag(name:"affected", value:"ILIAS version 7.23 and prior.

  Note: Initially versions 7.10 and prior has been identified as vulnerable but no info about
  vendor fixes have been found.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year
  since the disclosure of this vulnerability. Likely none will be provided anymore. General solution
  options are to upgrade to a newer release, disable respective features, remove the product or
  replace the product by another one.");

  script_xref(name:"URL", value:"https://medium.com/@bcksec/in-ilias-through-7-10-620c0de685ee");

  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_equal(version: version, test_version: "7.23")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "None", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(0);