CVE-2023-0635 Privilege escalation to root

High 7.8 Published 5 Jun 2023 Updated 8 Jan 2025

An attacker can escalate privileges to root on ABB ASPECT, NEXUS, and MATRIX industrial control systems.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-0635?

CVE-2023-0635 is a high-severity vulnerability in ABB Ltd. ASPECT®-Enterprise, published on 5 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper Privilege Management vulnerability in ABB Ltd. ASPECT®-Enterprise on ASPECT®-Enterprise, Linux (2CQG103201S3021, 2CQG103202S3021, 2CQG103203S3021, 2CQG103204S3021 modules), ABB Ltd. NEXUS Series on NEXUS Series, Linux (2CQG100102R2021, 2CQG100104R2021, 2CQG100105R2021, 2CQG100106R2021, 2CQG100110R2021, 2CQG100112R2021, 2CQG100103R2021, 2CQG100107R2021, 2CQG100108R2021, 2CQG100109R2021, 2CQG100111R2021, 2CQG100113R2021 modules), ABB Ltd. MATRIX Series on MATRIX Series, Linux (2CQG100102R1021, 2CQG100103R1021, 2CQG100104R1021, 2CQG100105R1021, 2CQG100106R1021 modules) allows Privilege Escalation.This issue affects ASPECT®-Enterprise: from 3.0;0 before 3.07.01; NEXUS Series: from 3.0;0 before 3.07.01; MATRIX Series: from 3.0;0 before 3.07.01.

Weakness: CWE-1391

Which versions are affected by CVE-2023-0635?

It affects 19 products.

Products include Abb Aspect-Ent-12 Firmware, Abb Aspect-Ent-256 Firmware, Abb Aspect-Ent-2 Firmware, Abb Aspect-Ent-96 Firmware, Abb Matrix-11 Firmware, Abb Matrix-216 Firmware and 13 more.

How do I fix CVE-2023-0635?

No fix has been published for CVE-2023-0635 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-0635 being exploited?

There is no known exploitation of CVE-2023-0635 in the wild and no public exploit code.

Sources

Also known as GHSA-rhfh-gm98-5fx4.