Zoom Client RCE Vulnerability (ZSB-19003) - Mac OS X

# Copyright (C) 2019 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:zoom:zoom";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.815259");
  script_version("2021-10-12T14:42:30+0000");
  script_cve_id("CVE-2019-13567");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2021-10-12 14:42:30 +0000 (Tue, 12 Oct 2021)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");
  script_tag(name:"creation_date", value:"2019-07-19 16:27:34 +0530 (Fri, 19 Jul 2019)");
  script_name("Zoom Client RCE Vulnerability (ZSB-19003) - Mac OS X");

  script_tag(name:"summary", value:"Zoom Client is prone to a remote code execution (RCE)
  vulnerability.");

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

  script_tag(name:"insight", value:"The flaw exists due to a local web server which is running even
  after the application has been uninstalled and insecurely receives commands without validation and
  lets any website to interact with it.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to execute
  code with a maliciously crafted launch URL.");

  script_tag(name:"affected", value:"Zoom Client before version 4.4.53932.0709 on Mac OS X.");

  script_tag(name:"solution", value:"Update to version 4.4.53932.0709 or later.");

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

  script_xref(name:"URL", value:"https://support.zoom.us/hc/en-us/articles/201361963-New-Updates-for-Mac-OS");
  script_xref(name:"URL", value:"https://blog.rapid7.com/2019/07/10/zoom-video-snooping-what-you-need-to-know/");
  script_xref(name:"URL", value:"https://explore.zoom.us/en/trust/security/security-bulletin/");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("General");
  script_dependencies("gb_zoom_client_ssh_login_macosx_detect.nasl");
  script_mandatory_keys("zoom/client/mac/detected");

  exit(0);
}

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

if(!infos = get_app_version_and_location(cpe:CPE, exit_no_version:TRUE))
  exit(0);

vers = infos["version"];
path = infos["location"];

if(version_is_less(version:vers, test_version:"4.4.53932.0709")) {
  report = report_fixed_ver(installed_version:vers, fixed_version:"4.4.53932.0709", install_path:path);
  security_message(data:report);
  exit(0);
}

exit(99);