Qnap QTS Command Injection (CVE-2017-7876)

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

include('compat.inc');

if (description)
{
  script_id(502641);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/11/26");

  script_cve_id("CVE-2017-7876");

  script_name(english:"Qnap QTS Command Injection (CVE-2017-7876)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"This command injection vulnerability in QTS allows attackers to run
arbitrary commands in the compromised application. QNAP have already
fixed the issue in QTS 4.2.6 build 20170517, QTS 4.3.3.0174 build
20170503 and later versions.

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/release-notes/qts/4.2.6/20170517");
  script_set_attribute(attribute:"see_also", value:"https://www.qnap.com/en/release-notes/qts/4.3.3.0174/20170503");
  script_set_attribute(attribute:"see_also", value:"https://www.qnap.com/zh-tw/security-advisory/nas-201707-12");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  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:C/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-2017-7876");

  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:"2017/06/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/06/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/10/16");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:qts:4.2.6");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:qnap:qts:4.3.3");
  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) 2024 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:4.2.6" :
        {"versionEndExcluding" : "4.2.6", "family" : "QTS"},
    "cpe:/o:qnap:qts:4.3.3" :
        {"versionStartIncluding" : "4.3.3", "versionEndExcluding" : "4.3.3.0174", "family" : "QTS"}
};

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