CVE-2023-49956

An issue was discovered in Dalmann OCPP.Core before 1.3.0 for OCPP (Open Charge Point Protocol) for electric vehicles. A StopTransaction message with any random transactionId terminates active transactions.

CVE-2023-49958

An issue was discovered in Dalmann OCPP.Core through 1.2.0 for OCPP (Open Charge Point Protocol) for electric vehicles. The server processes mishandle StartTransaction messages containing additional, arbitrary properties, or duplicate properties. The last occurrence of a duplicate property is accep...

CVE-2023-49957

An issue was discovered in Dalmann OCPP.Core before 1.3.0 for OCPP (Open Charge Point Protocol) for electric vehicles. It permits multiple transactions with the same connectorId and idTag, contrary to the expected ConcurrentTx status. This could result in critical transaction management and billing...

CVE-2023-49955

An issue was discovered in Dalmann OCPP.Core before 1.2.0 for OCPP (Open Charge Point Protocol) for electric vehicles. It does not validate the length of the chargePointVendor field in a BootNotification message, potentially leading to server instability and a denial of service when processing exce...