Detections
Analytics

Phoenix Contact ILC PLCs Improper Authentication (CVE-2016-8371)

high Tenable OT Security Plugin ID 500733

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The web server in Phoenix Contact ILC PLCs can be accessed without authenticating even if the authentication mechanism is enabled.

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

Solution

Refer to the vendor advisory.

See Also

https://ics-cert.us-cert.gov/advisories/ICSA-313-01

http://www.securityfocus.com/bid/94163

https://www.exploit-db.com/exploits/45590/

Plugin Details

Severity: High

ID: 500733

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 1/25/2023

Updated: 10/17/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2016-8371

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.6

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

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

Vulnerability Information

CPE: cpe:/o:phoenixcontact:ilc_plcs_firmware:-

Required KB Items: Tenable.ot/PhoenixContact

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/5/2018

Vulnerability Publication Date: 4/5/2018

Reference Information

CVE: CVE-2016-8371

CWE: 287