Dahua Security NVR NVR50XX, NVR52XX, NVR54XX, and NVR58XX Improper Authentication (CVE-2017-9314)

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

include('compat.inc');

if (description)
{
  script_id(502842);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/04/21");

  script_cve_id("CVE-2017-9314");

  script_name(english:"Dahua Security NVR NVR50XX, NVR52XX, NVR54XX, and NVR58XX Improper Authentication (CVE-2017-9314)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Authentication vulnerability found in Dahua NVR models NVR50XX,
NVR52XX, NVR54XX, NVR58XX with software before
DH_NVR5xxx_Eng_P_V2.616.0000.0.R.20171102. Attacker could exploit this
vulnerability to gain access to additional operations by means of
forging json message.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
# https://www.dahuasecurity.com/aboutUs/trustedCenter/details/472
# script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?10082f36");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/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:L/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-2017-9314");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(287);

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/11/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/11/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/02/12");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dahuasecurity:nvr50x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dahuasecurity:nvr52x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dahuasecurity:nvr54x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dahuasecurity:nvr58x_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) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tenable_ot_api_integration.nasl");
  script_require_keys("Tenable.ot/DahuaSecurity");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/DahuaSecurity');

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

var vuln_cpes = {
    "cpe:/o:dahuasecurity:nvr50x_firmware" :
        {"versionStartIncluding" : "2013-01-01", "versionEndIncluding" : "2017-10-01", "family" : "DahuaSecurityVideoRecorders"},
    "cpe:/o:dahuasecurity:nvr52x_firmware" :
        {"versionStartIncluding" : "2013-01-01", "versionEndIncluding" : "2017-10-01", "family" : "DahuaSecurityVideoRecorders"},
    "cpe:/o:dahuasecurity:nvr54x_firmware" :
        {"versionStartIncluding" : "2013-01-01", "versionEndIncluding" : "2017-10-01", "family" : "DahuaSecurityVideoRecorders"},
    "cpe:/o:dahuasecurity:nvr58x_firmware" :
        {"versionStartIncluding" : "2013-01-01", "versionEndIncluding" : "2017-10-01", "family" : "DahuaSecurityVideoRecorders"}
};

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