EUVD-2012-3981

Malware in sbrugna...

The vulnerability of microprogrammed software for Schneider Electric Modicon M340 CPU BMXP34, Modicon MC80 BMKC80, and Modicon Momentum Unity M1E Processor 171CBU lies in the lack of checks for the integrity of messages during transmission over communication channels. This allows attackers to disclose sensitive information or cause malfunctions in the system.

The vulnerability of microprogrammed logic controllers PLCs from Schneider Electric, such as the Modicon M340 CPU BMXP34, Modicon MC80 BMKC80, and Modicon Momentum Unity M1E Processor 171CBU, stems from the lack of checks for the integrity of messages during transmission over communication...