A Command Injection issue was discovered in Satel Iberia SenNet Data Logger and Electricity Meters: SenNet Optimal DataLogger V5.37c-1.43c and prior, SenNet Solar Datalogger V5.03-1.56a and prior, and SenNet Multitask Meter V5.21a-1.18b and prior. Successful exploitation of this vulnerability could result in the attacker breaking out of the jailed shell and gaining full access to the system.