Qnap QTS and QuTS hero Improper Limitation of a Pathname to a Restricted Directory (CVE-2023-51364)

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

include('compat.inc');

if (description)
{
  script_id(505000);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/05");

  script_cve_id("CVE-2023-51364");

  script_name(english:"Qnap QTS and QuTS hero Improper Limitation of a Pathname to a Restricted Directory (CVE-2023-51364)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A path traversal vulnerability has been reported to affect several
QNAP operating system versions. If exploited, the vulnerability could
allow users to read the contents of unexpected files and expose
sensitive data via a network. We have already fixed the vulnerability
in the following versions: QTS 5.1.4.2596 build 20231128 and later QTS
4.5.4.2627 build 20231225 and later QuTS hero h5.1.3.2578 build
20231110 and later QuTS hero h4.5.4.2626 build 20231225 and later
QuTScloud c5.1.5.2651 and later

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://www.qnap.com/en/security-advisory/qsa-24-14");
  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:N/A:N");
  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:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-51364");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(22);

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/04/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/04/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/01/19");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:qts:4");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:qts:5");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:quts_hero:h4");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:quts_hero:h5");
  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/Qnap");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Qnap');

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

var vuln_cpes = {
    "cpe:/o:qnap:qts:4" :
        {"versionEndExcluding" : "4.5.4.2627", "versionStartIncluding" : "4.0", "family" : "QTS"},
    "cpe:/o:qnap:qts:5" :
        {"versionEndExcluding" : "5.1.4.2596", "versionStartIncluding" : "5.0", "family" : "QTS"},
    "cpe:/o:qnap:quts_hero:h4" :
        {"versionEndExcluding" : "h4.5.4.2626", "versionStartIncluding" : "h4.0", "family" : "QuTShero"},
    "cpe:/o:qnap:quts_hero:h5" :
        {"versionEndExcluding" : "h5.1.3.2578", "versionStartIncluding" : "h5.0", "family" : "QuTShero"}
};

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