Qnap QTS and QuTS hero Improper Handling of URL Encoding (CVE-2024-48866)

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

include('compat.inc');

if (description)
{
  script_id(504849);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/24");

  script_cve_id("CVE-2024-48866");

  script_name(english:"Qnap QTS and QuTS hero Improper Handling of URL Encoding (CVE-2024-48866)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"An improper handling of URL encoding (Hex Encoding) vulnerability has
been reported to affect several QNAP operating system versions. If
exploited, the vulnerability could allow remote attackers to run the
system into unexpected state. We have already fixed the vulnerability
in the following versions: QTS 5.1.9.2954 build 20241120 and later QTS
5.2.2.2950 build 20241114 and later QuTS hero h5.1.9.2954 build
20241120 and later QuTS hero h5.2.2.2952 build 20241116 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-24-49");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:P/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:N/I:L/A:N");
  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:P/PR:N/UI:P/VC:N/VI:L/VA:N/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-2024-48866");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(177);

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/12/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/12/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/11");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:qts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:quts_hero");
  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) 2025-2026 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:5.1" :
        {"versionEndExcluding" : "5.1.9.2954", "versionStartIncluding" : "5.1", "family" : "QTS"},
    "cpe:/o:qnap:qts:5.2" :
        {"versionEndExcluding" : "5.2.2.2950", "versionStartIncluding" : "5.2", "family" : "QTS"},
    "cpe:/o:qnap:quts_hero:5.1" :
        {"versionEndExcluding" : "h5.1.9.2954", "versionStartIncluding" : "h5.1", "family" : "QuTShero"},
    "cpe:/o:qnap:quts_hero:5.2" :
        {"versionEndExcluding" : "h5.2.2.2950", "versionStartIncluding" : "h5.2", "family" : "QuTShero"}
};

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