CVE-2020-8474 ABB System 800xA Weak Registry Permissions

High 7.8 Published Updated

Low-privileged attackers can modify registry settings in ABB System 800xA, causing control system functions to stop or malfunction.

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-2020-8474?

CVE-2020-8474 is a high-severity vulnerability in ABB System 800xA Base, published on 22 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Weak Registry permissions in ABB System 800xA Base allow low privileged users to read and modify registry settings related to control system functionality, allowing an authenticated attacker to cause system functions to stop or malfunction.

Weakness: CWE-269, CWE-275

Which versions are affected by CVE-2020-8474?

It affects 1 product.

Products include Abb 800xa Base System.

How do I fix CVE-2020-8474?

No fix has been published for CVE-2020-8474 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-8474 being exploited?

There is no known exploitation of CVE-2020-8474 in the wild and no public exploit code.

Sources

Also known as GHSA-wmcj-w5p4-34v2.

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