Schneider Electric PLC Resource Leak

The vulnerability of microprogrammed software in Schneider Electric’s Modicon M241, Modicon M251, and Modicon M262 programmable logic controllers is related to improper cleaning or release of resources. Exploiting this vulnerability can allow an attacker to cause malfunctions in the system remote...

AutomationDirect P3-550E Buffer Overflow DoS

The vulnerability of the microprogrammed software in AutomationDirect P3-550E controllers is related to writing beyond the buffer boundaries in memory. Exploiting this vulnerability could allow an attacker to cause malfunctions in the system remotely...

PowerFlex 527 Variable Frequency Converter DoS

The vulnerability of the microprogrammed software of the PowerFlex 527 variable frequency converter is related to insufficient verification of input data. Exploiting this vulnerability could allow an attacker operating remotely to cause malfunctions in the device’s operation...

Modbus Protocol Implementation

The vulnerability of the Modbus protocol implementation in microprogrammed software for programmable logic controllers like Modicon Quantum is related to incorrect code generation. Exploiting this vulnerability could allow an attacker, operating remotely, to cause malfunctions in the system’s...