CVE-2020-10642 Privilege escalation in Rockwell Automation RSLinx Classic versions 4.1.00 and prior

High 7.8 Published Updated

An authenticated local attacker can modify a registry key to execute malicious code with system privileges when opening RSLinx Classic.

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-2020-10642?

CVE-2020-10642 is a high-severity vulnerability in Rockwell Automation RSLinx Classic versions 4.1.00 and prior, published on 13 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Rockwell Automation RSLinx Classic versions 4.11.00 and prior, an authenticated local attacker could modify a registry key, which could lead to the execution of malicious code using system privileges when opening RSLinx Classic.

Weakness: CWE-732

Which versions are affected by CVE-2020-10642?

It affects 1 product.

Products include Rockwellautomation Rslinx Classic.

How do I fix CVE-2020-10642?

No fix has been published for CVE-2020-10642 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-10642 being exploited?

There is no known exploitation of CVE-2020-10642 in the wild and no public exploit code.

Sources

Also known as GHSA-qgxw-xq35-5qcq.

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