CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NCVE-2019-6821
Medium (6.5) in schneider-electric. EPSS 1.9% chance of exploitation in the next 30 days.
CWE-330: Use of Insufficiently Random Values vulnerability, which could cause the hijacking of the TCP connection when using Ethernet communication in Modicon M580 firmware versions prior to V2.30, and all firmware versions of Modicon M340, Modicon Premium, Modicon Quantum.
Severity
- EPSS
- 1.9% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
- CWE
- CWE-330
- Published
- Modified
- Record from
- the NVD, synced
Affected
- schneider-electric:modicon_m340_firmware
- schneider-electric:modicon_m580_firmware
- schneider-electric:modicon_premium_firmware
- schneider-electric:modicon_quantum_firmware