Moxa EDR Products Denial of Service (CVE-2023-4452)

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

include('compat.inc');

if (description)
{
  script_id(501764);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/21");

  script_cve_id("CVE-2023-4452");

  script_name(english:"Moxa EDR Products Denial of Service (CVE-2023-4452)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A vulnerability has been identified in the EDR-810, EDR-G902, and
EDR-G903 Series, making them vulnerable to the denial-of-service
vulnerability. This vulnerability stems from insufficient input
validation in the URI, potentially enabling malicious users to trigger
the device reboot.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # https://www.moxa.com/en/support/product-support/security-advisory/mpsa-234880-edr-810-g902-g903-series-web-server-buffer-overflow-vulnerability
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?9967a61f");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-4452");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(120);

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/11/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/11/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/11/09");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-810-2gsfp-t_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-810-2gsfp_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-810-vpn-2gsfp-t_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-810-vpn-2gsfp_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-g902-t_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-g902_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-g903-t_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:moxa:edr-g903_firmware");
  script_set_attribute(attribute:"generated_plugin", value:"former");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Tenable.ot");

  script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tenable_ot_api_integration.nasl");
  script_require_keys("Tenable.ot/Moxa");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Moxa');

var asset = tenable_ot::assets::get(vendor:'Moxa');

var vuln_cpes = {
    "cpe:/o:moxa:edr-g903_firmware" :
        {"versionEndExcluding" : "5.7.21", "family" : "EDR"},
    "cpe:/o:moxa:edr-g903-t_firmware" :
        {"versionEndExcluding" : "5.7.21", "family" : "EDR"},
    "cpe:/o:moxa:edr-g902_firmware" :
        {"versionEndExcluding" : "5.7.21", "family" : "EDR"},
    "cpe:/o:moxa:edr-g902-t_firmware" :
        {"versionEndExcluding" : "5.7.21", "family" : "EDR"},
    "cpe:/o:moxa:edr-810-vpn-2gsfp_firmware" :
        {"versionEndExcluding" : "5.12.29", "family" : "EDR"},
    "cpe:/o:moxa:edr-810-vpn-2gsfp-t_firmware" :
        {"versionEndExcluding" : "5.12.29", "family" : "EDR"},
    "cpe:/o:moxa:edr-810-2gsfp_firmware" :
        {"versionEndExcluding" : "5.12.29", "family" : "EDR"},
    "cpe:/o:moxa:edr-810-2gsfp-t_firmware" :
        {"versionEndExcluding" : "5.12.29", "family" : "EDR"}
};

tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_HOLE);