Vtiger CRM < 6.5.0 Access Control Vulnerability

# SPDX-FileCopyrightText: 2016 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:vtiger:vtiger_crm";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106148");
  script_version("2026-05-07T06:32:13+0000");
  script_tag(name:"last_modification", value:"2026-05-07 06:32:13 +0000 (Thu, 07 May 2026)");
  script_tag(name:"creation_date", value:"2016-07-21 09:24:27 +0700 (Thu, 21 Jul 2016)");
  script_tag(name:"cvss_base", value:"5.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-05-14 14:38:00 +0000 (Fri, 14 May 2021)");

  script_cve_id("CVE-2016-4834");

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

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

  script_name("Vtiger CRM < 6.5.0 Access Control Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_vtiger_crm_http_detect.nasl");
  script_mandatory_keys("vtiger/detected");

  script_tag(name:"summary", value:"Vtiger CRM is prone to an access control vulnerability.");

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

  script_tag(name:"insight", value:"Vtiger CRM contains a vulnerability where it does not properly
  restrict access to user information data.");

  script_tag(name:"impact", value:"A user with user privileges may create new users or alter
  existing user information.");

  script_tag(name:"affected", value:"Vtiger CRM version 6.4.0 and prior.");

  script_tag(name:"solution", value:"Update to version 6.5.0 or later.");

  script_xref(name:"URL", value:"https://jvn.jp/en/jp/JVN01956993/");

  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: "6.5.0")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "6.5.0", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);