CVE-2020-8478

ABB System 800xA Inter process communication vulnerability

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.

References

Link	Tags
https://search.abb.com/library/Download.aspx?DocumentID=2PAA121236&LanguageCode=en&DocumentPartId=&Action=Launch	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-8478?: CVE-2020-8478 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8478?: To fix CVE-2020-8478, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-8478 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-8478 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-8478?: CVE-2020-8478 affects ABB OPC Server for AC 800M, ABB MMS Server for AC 800M, ABB Base Software for SoftControl.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.

Description

Categories

CWE-264 – Permissions, Privileges, and Access Controls

CWE-74 – Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

References

Frequently Asked Questions