Cisco Webex Meetings Server Denial of Service 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:cisco:webex_meetings_server";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106253");
  script_version("2023-07-20T05:05:17+0000");
  script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"creation_date", value:"2016-09-16 12:38:55 +0700 (Fri, 16 Sep 2016)");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.0/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:"2017-07-30 01:29:00 +0000 (Sun, 30 Jul 2017)");

  script_cve_id("CVE-2016-1483");

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

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

  script_name("Cisco Webex Meetings Server Denial of Service Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("CISCO");
  script_dependencies("gb_cisco_webex_meetings_server_detect.nasl");
  script_mandatory_keys("cisco/webex/meetings_server/detected");

  script_tag(name:"summary", value:"A vulnerability in Cisco Webex Meetings Server could allow an
  unauthenticated, remote attacker to cause a denial of service (DoS) condition on a targeted system.");

  script_tag(name:"insight", value:"The vulnerability is due to improper validation of user accounts by
  specific services. An unauthenticated, remote attacker could exploit this vulnerability by repeatedly attempting
  to access a specific service, causing the system to perform computationally intensive tasks and resulting in a
  DoS condition.");

  script_tag(name:"impact", value:"Successful exploitation could allow an attacker to cause a denial of service
  condition.");

  script_tag(name:"affected", value:"Cisco Webex Meetings Server versions 2.0, 2.5, 2.6 and 2.7.");

  script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");

  script_xref(name:"URL", value:"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914-wms");

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

  exit(0);
}

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

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!version = get_app_version(cpe: CPE, port: port))
  exit(0);

if (version =~ "^2\.[05-7]") {
  report = report_fixed_ver(installed_version: version, fixed_version: "See references");
  security_message(port: port, data: report);
  exit(0);
}

exit(0);