CVE-2018-7822 Misconfiguration in SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0

Medium 5.5 Published 22 May 2019 Updated 5 Aug 2024

Incorrect default permissions allow unauthorized local users to access SoMachine Basic resource files, potentially exposing sensitive configuration data.

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-2018-7822?

CVE-2018-7822 is a medium-severity vulnerability in SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0, published on 22 May 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An Incorrect Default Permissions (CWE-276) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause unauthorized access to SoMachine Basic resource files when logged on the system hosting SoMachine Basic.

Weakness: CWE-276

Which versions are affected by CVE-2018-7822?

It affects 2 products.

Products include Schneider-Electric Modicon M221 Firmware, Schneider-Electric Somachine Basic.

How do I fix CVE-2018-7822?

No fix has been published for CVE-2018-7822 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-7822 being exploited?

There is no known exploitation of CVE-2018-7822 in the wild and no public exploit code.

Sources

Also known as GHSA-652g-fx4g-24jw.