Security Update for SysInternals Sysmon (May 2023)

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.
#

include('compat.inc');

if (description)
{
  script_id(175342);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/07/24");

  script_cve_id("CVE-2023-29343");

  script_name(english:"Security Update for SysInternals Sysmon (May 2023)");

  script_set_attribute(attribute:"synopsis", value:
"The SysInternals Sysmon application installed on the remote host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The SysInternals Sysmon application installed on the remote host is missing a security update. It is, therefore,
affected by the following vulnerability:

  - An elevation of privilege vulnerability. An attacker can exploit this to gain elevated privileges.
    (CVE-2023-29343)
    
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29343
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?02afc9e1");
  script_set_attribute(attribute:"solution", value:
"Upgrade to SysInternals Sysmon version 14.16 or later.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-29343");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/05/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/05/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/09");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/a:microsoft:sysinternals_sysmon");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows : Microsoft Bulletins");

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

  script_dependencies("sysmon_win_installed.nbin");
  script_require_keys("installed_sw/Sysmon");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::get_app_info(app:'Sysmon');

var constraints = [
    { 'min_version': '12.0', 'fixed_version' : '14.1.6.0', 'fixed_display': '14.16'}
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);