CVSS 3.1
4.9 mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HCVE-2019-6841
A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 with firmware (version prior to V3.10), Modicon M340 (all firmware versions), and Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service attack on the PLC when upgrading the firmware with no firmware image inside the package using FTP protocol.
Severity
- EPSS
- 24% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
- CWE
- CWE-755
- Published
- Modified
- Record from
- the NVD, synced
Affected
- schneider-electric:modicon_140cra_firmware
- schneider-electric:modicon_bmxcra_firmware
- schneider-electric:modicon_m340_firmware
- schneider-electric:modicon_m580_firmware