GE Multilin UR Family Inadequate Encryption Strength (CVE-2013-2566)

high Tenable OT Security Plugin ID 503343

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Prior to UR firmware Version 8.1x, UR supported various encryption and MAC algorithms for SSH communication, some of which are weak.

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.

Plugin Details

Severity: High

ID: 503343

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 9/29/2025

Updated: 9/29/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:/o:ge:multilin_f35_firmware, cpe:/o:ge:multilin_l30_firmware, cpe:/o:ge:multilin_f60_firmware, cpe:/o:ge:multilin_l60_firmware, cpe:/o:ge:multilin_t35_firmware, cpe:/o:ge:multilin_m60_firmware, cpe:/o:ge:multilin_c60_firmware, cpe:/o:ge:multilin_g60_firmware, cpe:/o:ge:multilin_b30_firmware, cpe:/o:ge:multilin_t60_firmware, cpe:/o:ge:multilin_g30_firmware, cpe:/o:ge:multilin_l90_firmware, cpe:/o:ge:multilin_d60_firmware, cpe:/o:ge:multilin_c30_firmware, cpe:/o:ge:multilin_c70_firmware, cpe:/o:ge:multilin_c95_firmware, cpe:/o:ge:multilin_b90_firmware, cpe:/o:ge:multilin_n60_firmware, cpe:/o:ge:multilin_d30_firmware

Required KB Items: Tenable.ot/GE

Exploit Ease: No known exploits are available

Patch Publication Date: 3/23/2022

Vulnerability Publication Date: 3/23/2022

Reference Information

CVE: CVE-2013-2566

CWE: 326

ICSA: 21-075-02

Detections

Analytics