CVE-2018-7822

Name: CVE-2018-7822
Creator: NVD / NIST
Published: 2019-05-22T20:29:01.073+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2018-7822 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.31%

22.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Schneider-Electric	Somachine Basic	All versions
Schneider-Electric	Modicon M221 Firmware	< 1.10.0.0

References

https://www.schneider-electric.com/en/download/document/SEVD-2019-045-01/Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2019-045-01/Vendor Advisory

Timeline

Published: May 22, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-7822?

How severe is CVE-2018-7822?

CVE-2018-7822 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2018-7822?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-7822?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST