Meinberg NTP Permissions, Privileges, and Access Controls (CVE-2016-3989)

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

include('compat.inc');

if (description)
{
  script_id(502775);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/12/05");

  script_cve_id("CVE-2016-3989");
  script_xref(name:"ICSA", value:"16-175-03");

  script_name(english:"Meinberg NTP Permissions, Privileges, and Access Controls (CVE-2016-3989)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The NTP time-server interface on Meinberg IMS-LANTIME M3000, IMS-
LANTIME M1000, IMS-LANTIME M500, LANTIME M900, LANTIME M600, LANTIME
M400, LANTIME M300, LANTIME M200, LANTIME M100, SyncFire 1100, and
LCES devices with firmware before 6.20.004 allows remote authenticated
users to obtain root privileges for writing to unspecified scripts,
and consequently obtain sensitive information or modify data, by
leveraging access to the nobody account.

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://ics-cert.us-cert.gov/advisories/ICSA-16-175-03");
  script_set_attribute(attribute:"see_also", value:"https://www.exploit-db.com/exploits/40120/");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:POC/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:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-3989");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(264);

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/07/03");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/07/03");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/12/04");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:ims-lantime_m1000:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:ims-lantime_m3000:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:ims-lantime_m500:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m100:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m200:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m300:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m400:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m600:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:meinberg:lantime_m900:-");
  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/Meinberg");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Meinberg');

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

var vuln_cpes = {
    "cpe:/h:meinberg:ims-lantime_m1000:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:ims-lantime_m3000:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:ims-lantime_m500:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m100:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m200:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m300:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m400:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m600:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"},
    "cpe:/h:meinberg:lantime_m900:-" :
        {"versionEndIncluding": "6.0", "family" : "LANTIME"}
};

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