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nessusThis script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.TENABLE_OT_ROCKWELL_CVE-2016-5645.NASL
HistoryFeb 07, 2022 - 12:00 a.m.

Rockwell 1766 Improper Access Control (CVE-2016-5645)

2022-02-0700:00:00
This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
9

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

7.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

7.3 High

AI Score

Confidence

High

0.135 Low

EPSS

Percentile

95.6%

Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB, 1766-L32BWAA, 1766-L32AWAA, and 1766-L32BXBA devices have a hardcoded SNMP community, which makes it easier for remote attackers to load arbitrary firmware updates by leveraging knowledge of this community.

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information.

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

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

if (description)
{
  script_id(500303);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/30");

  script_cve_id("CVE-2016-5645");

  script_name(english:"Rockwell 1766 Improper Access Control (CVE-2016-5645)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB, 1766-L32BWAA, 1766-L32AWAA, and
1766-L32BXBA devices have a hardcoded SNMP community, which makes it easier for remote attackers to load arbitrary
firmware updates by leveraging knowledge of this community.  

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-16-224-01");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/92428");
  # https://www.rockwellautomation.com/en-us/support/advisory.PN937.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f4426824");
  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:U/C:L/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-2016-5645");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(284);

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/08/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/08/24");
  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:/h:rockwellautomation:1766-l32awaa:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:rockwellautomation:1766-l32bxba:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:rockwellautomation:1766-l32awa:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:rockwellautomation:1766-l32bxb:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:rockwellautomation:1766-l32bwaa:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:rockwellautomation:1766-l32bwa:-");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Rockwell');

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

var vuln_cpes = {
    "cpe:/h:rockwellautomation:1766-l32awaa:-" :
        {"family" : "MicroLogix1400"},
    "cpe:/h:rockwellautomation:1766-l32bxba:-" :
        {"family" : "MicroLogix1400"},
    "cpe:/h:rockwellautomation:1766-l32awa:-" :
        {"family" : "MicroLogix1400"},
    "cpe:/h:rockwellautomation:1766-l32bxb:-" :
        {"family" : "MicroLogix1400"},
    "cpe:/h:rockwellautomation:1766-l32bwaa:-" :
        {"family" : "MicroLogix1400"},
    "cpe:/h:rockwellautomation:1766-l32bwa:-" :
        {"family" : "MicroLogix1400"}
};

tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_HOLE);
VendorProductVersionCPE
rockwellautomation1766-l32awaa-cpe:/h:rockwellautomation:1766-l32awaa:-
rockwellautomation1766-l32bxba-cpe:/h:rockwellautomation:1766-l32bxba:-
rockwellautomation1766-l32awa-cpe:/h:rockwellautomation:1766-l32awa:-
rockwellautomation1766-l32bxb-cpe:/h:rockwellautomation:1766-l32bxb:-
rockwellautomation1766-l32bwaa-cpe:/h:rockwellautomation:1766-l32bwaa:-
rockwellautomation1766-l32bwa-cpe:/h:rockwellautomation:1766-l32bwa:-

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

7.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

7.3 High

AI Score

Confidence

High

0.135 Low

EPSS

Percentile

95.6%

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