Siemens APE1808 Improper Restriction of Communication Channel to Intended Endpoints (CVE-2024-50565)

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

include('compat.inc');

if (description)
{
  script_id(505289);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/03/24");

  script_cve_id("CVE-2024-50565");

  script_name(english:"Siemens APE1808 Improper Restriction of Communication Channel to Intended Endpoints (CVE-2024-50565)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A improper restriction of communication channel to intended endpoints
vulnerability [CWE-923] in Fortinet FortiOS version 7.4.0 through
7.4.3, 7.2.0 through 7.2.7, 7.0.0 through 7.0.14, 6.4.0 through 6.4.15
and 6.2.0 through 6.2.16, Fortinet FortiProxy version 7.4.0 through
7.4.2, 7.2.0 through 7.2.9, 7.0.0 through 7.0.15 and 2.0.0 through
2.0.14, Fortinet FortiManager version 7.4.0 through 7.4.2, 7.2.0
through 7.2.4, 7.0.0 through 7.0.11, 6.4.0 through 6.4.14 and 6.2.0
through 6.2.13, Fortinet FortiAnalyzer version 7.4.0 through 7.4.2,
7.2.0 through 7.2.4, 7.0.0 through 7.0.11, 6.4.0 through 6.4.14 and
6.2.0 through 6.2.13, Fortinet FortiVoice version 7.0.0 through 7.0.2,
6.4.0 through 6.4.8 and 6.0.0 through 6.0.12 and Fortinet FortiWeb
version 7.4.0 through 7.4.2, 7.2.0 through 7.2.10, 7.0.0 through
7.0.10 allows an unauthenticated attacker in a man-in-the-middle
position to impersonate the management device (FortiCloud server
or/and in certain conditions, FortiManager), via intercepting the FGFM
authentication request between the management device and the managed
device

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://cert-portal.siemens.com/productcert/html/ssa-770770.html");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:C/I:C/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:H/PR:N/UI:R/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-2024-50565");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(300);

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/01/16");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/02/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/03/23");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:ruggedcom_ape1808_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) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Siemens');

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

var vuln_cpes = {
    "cpe:/o:siemens:ruggedcom_ape1808_firmware" :
        {"versionEndExcluding" : "7.4.7", "family" : "APE1808"}
};

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