CVE-2020-8478

ABB System 800xA Inter process communication vulnerability

LOW
3.3
CVSS Score
Published: April 29, 2020 at 01:58 AM UTC
Updated: June 17, 2026 at 03:26 AM UTC
6 products affected across 1 vendorBase SoftwareMms ServerOpc Server

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Severity
LOW3.3
Exploit prediction
EPSS 0.3%

Description

Insufficient protection of the inter-process communication functions in ABB System 800xA products OPC Server for AC 800M, MMS Server for AC 800M and Base Software for SoftControl (all published versions) enables an attacker authenticated on the local system to inject data, affecting the online view of runtime data shown in Control Builder.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
All versions
abb-ac800m (environment)
All versions
abb-ac800m (environment)
All versions
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-264CWE-74

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