Description
A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service attack on the PLC when upgrading the firmware with a missing web server image inside the package using FTP protocol.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info) | Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info) | — |
Advisories 1
- SEVD-2019-281-02 Modicon Controllers Schneider Electric CPCERT · Aug 13, 2024