Incorrect default permissions in SoMachine Basic and Modicon M221, SoMachine Basic, all…
Priority LOW 25CWE-276Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.0031 23rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0 | SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0 | — | No fix listed | CNA |
- SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0 Vendor— Affected SoMachine Basic and Modicon M221, SoMachine Basic, all versions Modicon M221, all references, all versions prior to firmware V1.10.0.0 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:* | all versions | Vulnerable | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* | before 1.10.0.0 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
- cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:* Versions before 1.10.0.0 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-7822
- 2026-10-03 Alias added: GHSA-652g-fx4g-24jw
References
More Schneider Electric Modicon M221 Firmware vulnerabilities
- TI-2018-05633 Improper access control in Schneider Electric Modicon M221, all references, all versions… CVSS 3.1CRITICAL 9.8
- TI-2018-05632 Authentication bypass by capture-replay in Schneider Electric Modicon M221, all… CVSS 3.1CRITICAL 9.8
- TI-2020-06012 Injection in SoMachine Basic EcoStruxure Machine Expert – Basic Modicon M100 Logic… CVSS 3.1CRITICAL 9.8
- TI-2020-17144 A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon… CVSS 3.1CRITICAL 9.8
- TI-2019-08172 Uncontrolled resource consumption in ABB 1SAP120600R0071 PM554-TP-ETH CVSS 3.1HIGH 7.5
- TI-2019-04853 Missing authentication in Modicon and PacDrive Controller, All versions of: Modicon M100… CVSS 3.1HIGH 8.2
Sources
- CVE-2018-7822 · CVE Program
- CVE-2018-7822 · NVD
- FIRST EPSS
- GHSA-652g-fx4g-24jw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences