Vulnerability in Schneider-Electric Modicon M221
CVE-2018-7822
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (22.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Schneider-Electric Modicon M221
- Schneider-Electric Modicon M221 Firmware
- Schneider-Electric Somachine Basic
- Somachine Basic And Modicon M221, Basic, All Versions References, Prior To Firmware V1.10.0.0 — versions SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0
Weakness classification (CWE)
References
- www.schneider-electric.com/en/download/document/SEVD-2019-045-01/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-7822?
- CVE-2018-7822 is a medium-severity vulnerability in Schneider-Electric Modicon M221, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2019-05-22.
- How severe is CVE-2018-7822?
- Medium severity. CVSS v3 base score is 5.5 out of 10.