Description
A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part numbers BMXP34*)(V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*)(V3.22 and prior), Legacy Modicon Quantum/Premium(All Versions), Modicon Momentum MDI (171CBU*)(All Versions), Modicon MC80 (BMKC80)(V1.7 and prior)
Affected Platforms
Schneider-Electric Modicon M580 Bmeh582040S FirmwareSchneider-Electric Modicon M340 Bmx P34-2010Schneider-Electric Modicon M580 Bmeh586040CSchneider-Electric Modicon M580 Bmep582020HSchneider-Electric Modicon M580 Bmeh586040C FirmwareSchneider-Electric Modicon M580 Bmep582040S FirmwareSchneider-Electric Modicon Premium Tsxp57 6634MSchneider-Electric Modicon M580 Bmep583020 FirmwareSchneider-Electric Modicon M580 Bmeh582040Schneider-Electric Modicon M580 Bmep584040S