Cisco Unified Communications Manager Denial of Service Vulnerability (cisco-sa-20170419-ucm)

# Copyright (C) 2017 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/a:cisco:unified_communications_manager";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106780");
  script_version("2022-03-10T09:57:15+0000");
  script_tag(name:"last_modification", value:"2022-03-10 09:57:15 +0000 (Thu, 10 Mar 2022)");
  script_tag(name:"creation_date", value:"2017-04-20 16:25:38 +0200 (Thu, 20 Apr 2017)");
  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:"2017-07-11 01:33:00 +0000 (Tue, 11 Jul 2017)");

  script_cve_id("CVE-2017-3808");

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

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

  script_name("Cisco Unified Communications Manager Denial of Service Vulnerability (cisco-sa-20170419-ucm)");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone Networks GmbH");
  script_family("CISCO");
  script_dependencies("gb_cisco_cucm_consolidation.nasl");
  script_mandatory_keys("cisco/cucm/detected");

  script_tag(name:"summary", value:"A vulnerability in the Session Initiation Protocol (SIP) UDP
  throttling process of Cisco Unified Communications Manager (Cisco Unified CM) could allow an
  unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected
  device.");

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

  script_tag(name:"insight", value:"The vulnerability is due to insufficient rate limiting
  protection. An attacker could exploit this vulnerability by sending the affected device a high
  rate of SIP messages.");

  script_tag(name:"impact", value:"An exploit could allow the attacker to cause the device to
  reload unexpectedly. The device and services will restart automatically.");

  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-20170419-ucm");

  exit(0);
}

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

if (!version = get_app_version(cpe: CPE, nofork: TRUE, version_regex: "^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+"))
  exit(0);

version = str_replace(string: version, find: "-", replace: ".");

affected = make_list(
  "10.0.1.10000.12",
  "10.5.0.98000.88",
  "10.5.1.98991.13",
  "10.5.1.99995.9",
  "10.5.2.10000.5",
  "10.5.2.12901.1",
  "10.5.2.13900.9",
  "10.5.3.10000.9",
  "11.0.0.98000.225",
  "11.0.1.10000.10",
  "11.5.0.98000.480",
  "11.5.0.98000.486",
  "11.5.0.99838.4",
  "11.5.1.10000.6",
  "11.5.1.11007.2",
  "11.5.1.12000.1",
  "11.5.1.2",
  "11.5.0");

foreach af (affected) {
  if (version == af) {
    report = report_fixed_ver(installed_version: version, fixed_version: "See advisory");
    security_message(port: 0, data: report);
    exit(0);
  }
}

exit(99);