Tridium Niagara Improper Authentication (CVE-2017-16748)

critical Tenable OT Security Plugin ID 500895

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An attacker can log into the local Niagara platform (Niagara AX Framework Versions 3.8 and prior or Niagara 4 Framework Versions 4.4 and prior) using a disabled account name and a blank password, granting the attacker administrator access to the Niagara system.

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

Solution

The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.

Tridium has recommended the following mitigation:

- Niagara AX v3.8: Apply Update 4 release (3.8.401), and
- Niagara 4 Framework v4.4: Apply Update 1 release (4.4.92.2.1).

For more information about these updates, please refer to the provided link:

https://www.tridium.com/~/media/tridium/library/documents/niagara%20ax%2038%20update%204niagara%2044%20update%201.ashx?l a=en

See Also

http://www.securityfocus.com/bid/105101

https://ics-cert.us-cert.gov/advisories/ICSA-18-191-03

https://ics-cert.us-cert.gov/advisories/ICSA-19-022-01

Plugin Details

Severity: Critical

ID: 500895

Version: 1.9

Type: remote

Family: Tenable.ot

Published: 3/21/2023

Updated: 9/4/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2017-16748

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:tridium:niagara_ax_framework, cpe:/a:tridium:niagara

Required KB Items: Tenable.ot/assetBag

Exploit Ease: No known exploits are available

Patch Publication Date: 8/20/2018

Vulnerability Publication Date: 8/20/2018

Reference Information

CVE: CVE-2017-16748

CWE: 287

ICSA: 18-191-03, 19-022-01