FLIR Systems AX8 Cameras Command Injection (CVE-2023-51126)

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

include('compat.inc');

if (description)
{
  script_id(505190);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/20");

  script_cve_id("CVE-2023-51126");

  script_name(english:"FLIR Systems AX8 Cameras Command Injection (CVE-2023-51126)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Command injection vulnerability in /usr/www/res.php in FLIR AX8 up to
1.46.16 allows attackers to run arbitrary commands via the value
parameter. NOTE: The vendor has stated that with the introduction of
firmware version 1.49.16 (Jan 2023) the FLIR AX8 should no longer be
affected by the vulnerability reported. Latest firmware version (as of
Oct 2025, was released Jun 2024) is 1.55.16.

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://github.com/risuxx/CVE-2023-51126");
  script_set_attribute(attribute:"see_also", value:"https://github.com/risuxx/CVE-2023-51126");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/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: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-2023-51126");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(77);

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/01/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/01/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/02/19");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:flir:flir_ax8_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/FLIRSystems");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/FLIRSystems');

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

var vuln_cpes = {
    "cpe:/o:flir:flir_ax8_firmware" :
        {"versionEndIncluding" : "1.46.16", "family" : "AX8Cameras"}
};

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