CVE-2020-8472

ABB System 800xA Weak File Permissions - different products

Description

Insufficient folder permissions used by system functions in ABB System 800xA products OPCServer for AC800M (versions 6.0 and earlier) and Control Builder M Professional, MMSServer for AC800M, Base Software for SoftControl (version 6.1 and earlier) allow low privileged users to read, modify, add and delete system and application files. An authenticated attacker who successfully exploited the vulnerabilities could escalate his/her privileges, cause system functions to stop and to corrupt user applications.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory abb.com
Affected: ABB OPC Server for AC 800M
Affected: ABB Control Builder M Professional
Affected: ABB MMS Server for AC 800M
Affected: ABB Base Software for SoftControl
Published at:
Updated at:

References

Link Tags
https://search.abb.com/library/Download.aspx?DocumentID=2PAA121106&LanguageCode=en&DocumentPartId=&Action=Launch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-8472?
CVE-2020-8472 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8472?
To fix CVE-2020-8472, 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-2020-8472 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-8472 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-2020-8472?
CVE-2020-8472 affects ABB OPC Server for AC 800M, ABB Control Builder M Professional, ABB MMS Server for AC 800M, ABB Base Software for SoftControl.
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