Detections
Analytics

Emerson DeltaV Distributed Control System Insufficient Verification of Data Authenticity (CVE-2022-30260)

high Tenable OT Security Plugin ID 500725

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Emerson DeltaV Distributed Control System (DCS) has insufficient verification of firmware integrity (an inadequate checksum approach, and no signature). This affects versions before 14.3 of DeltaV M-series, DeltaV S-series, DeltaV P-series, DeltaV SIS, and DeltaV CIOC/EIOC/WIOC IO cards.

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.

Emerson has provided the following mitigations or workarounds:

Emerson has corrected CVE-2022-29965 in all currently supported versions of DeltaV. For additional mitigations and preventative measures, please see the Emerson Guardian Support Portal (login required).

Emerson has mitigated CVE-2022-29962, CVE-2022-29963, and CVE-2022-29964 in all currently supported versions of DeltaV.
Please see the Emerson Guardian Support Portal (login required) for more information.

Emerson corrected the Firmware image verification vulnerability in Version 14.3 and mitigated it in all other versions.
Please see the Emerson Guardian Support Portal (login required) for more information.

See Also

https://www.forescout.com/blog/

https://www.cisa.gov/uscert/ics/advisories/icsa-22-181-03

Plugin Details

Severity: High

ID: 500725

Version: 1.9

Type: remote

Family: Tenable.ot

Published: 1/5/2023

Updated: 3/4/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2022-30260

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/o:emerson:deltav_distributed_control_system_sq_controller_firmware

Required KB Items: Tenable.ot/Emerson

Exploit Ease: No known exploits are available

Patch Publication Date: 12/26/2022

Vulnerability Publication Date: 12/26/2022

Reference Information

CVE: CVE-2022-30260

CWE: 345