Cisco Unified Communications Manager Horizontal Privilege Escalation Vulnerability (cisco-sa-20170816-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("1.3.6.1.4.1.25623.1.0.140311");
  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:"2017-08-17 10:57:29 +0700 (Thu, 17 Aug 2017)");
  script_tag(name:"cvss_base", value:"4.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/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:"2017-08-24 16:41:00 +0000 (Thu, 24 Aug 2017)");

  script_cve_id("CVE-2017-6785");

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

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

  script_name("Cisco Unified Communications Manager Horizontal Privilege Escalation Vulnerability (cisco-sa-20170816-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 configuration modification permissions
  validation for Cisco Unified Communications Manager could allow an authenticated, remote attacker
  to perform a horizontal privilege escalation where one user can modify another user's
  configuration.");

  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 lack of proper Role Based Access
  Control (RBAC) when certain user configuration changes are requested. An attacker could exploit
  this vulnerability by sending an authenticated, crafted HTTP request to the targeted
  application.");

  script_tag(name:"impact", value:"An exploit could allow the attacker to impact the integrity of
  the application where one user can modify the configuration of another user's information.");

  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-20170816-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(
  "10.5.2.10000.5",
  "11.0.1.10000.10",
  "11.5.1.10000.6");

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);