Emerson DeltaV Improper Permissions, Privileges, and Access Controls (CVE-2016-9345)

#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
##

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(500452);
  script_version("1.8");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/02/20");

  script_cve_id("CVE-2016-9345");
  script_xref(name:"ICSA", value:"16-334-02");

  script_name(english:"Emerson DeltaV Improper Permissions, Privileges, and Access Controls (CVE-2016-9345)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"An issue was discovered in Emerson DeltaV Easy Security Management DeltaV V12.3, DeltaV V12.3.1, and DeltaV V13.3.
Critical vulnerabilities may allow a local attacker to elevate privileges within the DeltaV control system.

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-16-334-02");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/94584");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/105767");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:A/AC:M/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:A/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-9345");
  script_set_attribute(attribute:"cvss3_score_rationale", value:"Scoring adjustsed to align with CVSS 3.1 attack complexity guidance.");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(264);

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/02/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/02/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/02/07");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emerson:deltav:13.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emerson:deltav:12.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emerson:deltav:12.3.1");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Tenable.ot");

  script_copyright(english:"This script is Copyright (C) 2022-2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}

include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Emerson');

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

var vuln_cpes = {
    "cpe:/a:emerson:deltav:13.3" :
        {"versionEndIncluding" : "13.3", "versionStartIncluding" : "13.3", "family" : "DeltaV"},
    "cpe:/a:emerson:deltav:12.3" :
        {"versionEndIncluding" : "12.3", "versionStartIncluding" : "12.3", "family" : "DeltaV"},
    "cpe:/a:emerson:deltav:12.3.1" :
        {"versionEndIncluding" : "12.3.1", "versionStartIncluding" : "12.3.1", "family" : "DeltaV"}
};

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