Qnap QTS and QuTS hero Authentication Bypass by Spoofing (CVE-2025-59385)

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

include('compat.inc');

if (description)
{
  script_id(505005);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/05");

  script_cve_id("CVE-2025-59385");

  script_name(english:"Qnap QTS and QuTS hero Authentication Bypass by Spoofing (CVE-2025-59385)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"An authentication bypass by spoofing vulnerability has been reported
to affect several QNAP operating system versions. The remote attackers
can then exploit the vulnerability to access resources which are not
otherwise accessible without proper authentication. We have already
fixed the vulnerability in the following versions: QTS 5.2.7.3297
build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and
later QuTS hero h5.3.1.3292 build 20251024 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-25-45");
  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:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:U");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-59385");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(290);

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/12/16");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/12/16");
  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:5.2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:quts_hero:h5.2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:quts_hero:h5.3");
  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:5.2" :
        {"versionEndIncluding" : "5.2.0.2737", "versionStartIncluding" : "5.2.0", "family" : "QTS"},
    "cpe:/o:qnap:quts_hero:h5.2" :
        {"versionEndIncluding" : "h5.2.0.2737", "versionStartIncluding" : "h5.2.0", "family" : "QuTShero"},
    "cpe:/o:qnap:quts_hero:h5.3" :
        {"versionEndIncluding" : "h5.3.0.3115", "versionStartIncluding" : "h5.3.0", "family" : "QuTShero"}
};

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