CVE-2018-7850 Other in Modicon M580 Modicon M340 Modicon Quantum Modicon Premium

Medium 5.3 Published 22 May 2019 Updated 5 Aug 2024

Attackers can cause invalid information display in Unity Pro software by exploiting reliance on untrusted inputs in security decisions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-7850?

CVE-2018-7850 is a medium-severity vulnerability in Modicon M580 Modicon M340 Modicon Quantum Modicon Premium, published on 22 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A CWE-807: Reliance on Untrusted Inputs in a Security Decision vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause invalid information displayed in Unity Pro software.

Which versions are affected by CVE-2018-7850?

It affects 4 products.

Products include Schneider-Electric Modicon M340 Firmware, Schneider-Electric Modicon M580 Firmware, Schneider-Electric Modicon Premium Firmware, Schneider-Electric Modicon Quantum Firmware.

How do I fix CVE-2018-7850?

No fix has been published for CVE-2018-7850 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-7850 being exploited?

There is no known exploitation of CVE-2018-7850 in the wild and no public exploit code.

Sources

Also known as GHSA-6f6m-mrw4-hx37.