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nessusThis script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.ZOOM_CLIENT_ZSB-22025.NASL
HistoryDec 15, 2022 - 12:00 a.m.

Zoom Client for Meetings < 5.12.6 Vulnerability (ZSB-22025)

2022-12-1500:00:00
This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
16
zoom client
vulnerability
local information exposure
sql database
security updates

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

0.0004 Low

EPSS

Percentile

5.1%

The version of Zoom Client for Meetings installed on the remote host is prior to 5.12.6. It is, therefore, affected by a vulnerability as referenced in the ZSB-22025 advisory.

  • The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.6 is susceptible to a local information exposure vulnerability. A failure to clear data from a local SQL database after a meeting ends and the usage of an insufficiently secure per-device key encrypting that database results in a local malicious user being able to obtain meeting information such as in-meeting chat for the previous meeting attended from that local user account. Users can help keep themselves secure by applying current updates or downloading the latest Zoom software with all current security updates from https://zoom.us/download. (CVE-2022-28764)

Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(168810);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/03/29");

  script_cve_id("CVE-2022-28764");

  script_name(english:"Zoom Client for Meetings < 5.12.6 Vulnerability (ZSB-22025)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host has an application installed that is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of Zoom Client for Meetings installed on the remote host is prior to 5.12.6. It is, therefore, affected by a
vulnerability as referenced in the ZSB-22025 advisory.

  - The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.6 is
    susceptible to a local information exposure vulnerability. A failure to clear data from a local SQL
    database after a meeting ends and the usage of an insufficiently secure per-device key encrypting that
    database results in a local malicious user being able to obtain meeting information such as in-meeting
    chat for the previous meeting attended from that local user account. Users can help keep themselves secure
    by applying current updates or downloading the latest Zoom software with all current security updates from
    https://zoom.us/download. (CVE-2022-28764)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://explore.zoom.us/en/trust/security/security-bulletin/?filter-cve=&filter=&keywords=ZSB-22025
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?8a2205d2");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Zoom Client for Meetings 5.12.6 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:P/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-28764");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/11/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/11/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/12/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:zoom:zoom");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:zoom:meetings");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("zoom_client_for_meetings_win_installed.nbin", "macosx_zoom_installed.nbin", "zoom_nix_installed.nbin");
  script_require_ports("installed_sw/Zoom Client for Meetings", "installed_sw/Zoom Client for VDI", "installed_sw/zoom");

  exit(0);
}

include('vcf.inc');

var app_info = NULL;

if (get_kb_item('installed_sw/Zoom Client for Meetings'))
  app_info = vcf::get_app_info(app:'Zoom Client for Meetings', win_local:TRUE);
else if (get_kb_item('installed_sw/Zoom Client for VDI'))
  app_info = vcf::get_app_info(app:'Zoom Client for VDI', win_local:TRUE);  
else
  app_info = vcf::get_app_info(app:'zoom');

vcf::check_granularity(app_info:app_info, sig_segments:3);

vcf::check_all_backporting(app_info:app_info);

var constraints = [
  { 'fixed_version' : '5.12.6' }
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_NOTE);
VendorProductVersionCPE
zoomzoomcpe:/a:zoom:zoom
zoommeetingscpe:/a:zoom:meetings

3.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

0.0004 Low

EPSS

Percentile

5.1%

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