Medium (4.9) in schneider-electric. EPSS 1.0% chance of exploitation in the next 30 days.
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 atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP protocol.
Severity
CVSS 3.1
4.9 medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)