Mitsubishi MELSEC-Q/L Series Incorrect Pointer Scaling (CVE-2024-0802)

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

include('compat.inc');

if (description)
{
  script_id(502214);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/22");

  script_cve_id("CVE-2024-0802");

  script_name(english:"Mitsubishi MELSEC-Q/L Series Incorrect Pointer Scaling (CVE-2024-0802)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Incorrect Pointer Scaling vulnerability in Mitsubishi Electric
Corporation MELSEC-Q Series and MELSEC-L Series CPU modules allows a
remote unauthenticated attacker to read arbitrary information from a
target product or execute malicious code on a target product by
sending a specially crafted packet.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  script_set_attribute(attribute:"see_also", value:"https://jvn.jp/vu/JVNVU99690199/");
  script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-24-074-14");
  # https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-024_en.pdf
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?7d8c09e1");
  script_set_attribute(attribute:"solution", value:
"The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original
can be found at CISA.gov.
  
Mitsubishi Electric recommends that users take the following mitigation measures to minimize the risk of exploiting this vulnerability:

- Use a firewall, virtual private network (VPN) etc., to prevent unauthorized access when Internet access is required.
- Use within a LAN and block access from untrusted networks and hosts through firewalls.
- Restrict physical access to the affected products and the LAN to which they are connected.
- Install antivirus software on your personal computer that can access the affected product.

For specific update instructions and additional details refer to Mitsubishi Electric advisory 2023-024");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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-2024-0802");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(468);

  script_set_attribute(attribute:"vuln_publication_date", value:"2013/04/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/04/21");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q03udecpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q04udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q06udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q10udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q13udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q20udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q26udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q50udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q100udehcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q03udvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q04udvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q06udvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q13udvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q26udvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q04udpvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q06udpvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q13udpvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:q26udpvcpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l02cpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l02cpu-p_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l06cpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l06cpu-p_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l26cpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l26cpu-p_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l26cpu-bt_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mitsubishielectric:l26cpu-pbt_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) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}

include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Mitsubishi');

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

var vuln_cpes = {
    "cpe:/o:mitsubishielectric:q03udecpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q04udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q06udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q10udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q13udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q20udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q26udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q50udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q100udehcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q03udvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q04udvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q06udvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q13udvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q26udvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q04udpvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q06udpvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q13udpvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:q26udpvcpu_firmware":
        {"family": "MELSECQ"},
    "cpe:/o:mitsubishielectric:l02cpu_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l02cpu-p_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l06cpu_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l06cpu-p_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l26cpu_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l26cpu-p_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l26cpu-bt_firmware":
        {"family": "MELSECL"},
    "cpe:/o:mitsubishielectric:l26cpu-pbt_firmware":
        {"family": "MELSECL"},
};

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