Apache OpenMeetings 4.0.0 - 5.1.0 DoS Vulnerability

# SPDX-FileCopyrightText: 2021 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:apache:openmeetings";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.145584");
  script_version("2025-01-21T05:37:33+0000");
  script_tag(name:"last_modification", value:"2025-01-21 05:37:33 +0000 (Tue, 21 Jan 2025)");
  script_tag(name:"creation_date", value:"2021-03-16 03:06:52 +0000 (Tue, 16 Mar 2021)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-03-22 14:40:00 +0000 (Mon, 22 Mar 2021)");

  script_cve_id("CVE-2021-27576");

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

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

  script_name("Apache OpenMeetings 4.0.0 - 5.1.0 DoS Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_apache_openmeetings_http_detect.nasl");
  script_mandatory_keys("apache/openmeetings/detected");

  script_tag(name:"summary", value:"Apache OpenMeetings is prone to a denial of service
  vulnerability in the NetTest web service.");

  script_tag(name:"insight", value:"NetTest web service can be used to overload the bandwidth of
  the server.");

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

  script_tag(name:"affected", value:"Apache OpenMeetings version 4.0.0 through 5.1.0.");

  script_tag(name:"solution", value:"Update to version 6.0.0 or later.");

  script_xref(name:"URL", value:"https://lists.apache.org/thread.html/r9bb615bd70a0197368f5f3ffc887162686caeb0b5fc30592a7a871e9%40%3Cuser.openmeetings.apache.org%3E");

  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_in_range(version: version, test_version: "4.0.0", test_version2: "5.1.0")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "6.0.0", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);