CVE-2022-4608 (rtu500_firmware)

A vulnerability exists in HCI IEC 60870-5-104 function included in certain versions of the RTU500 series product. The vulnerability can only be exploited, if the HCI 60870-5-104 is configured with support for IEC 62351-3. After session resumption interval is expired an RTU500 initiated update of session parameters causes an unexpected restart due to a stack overflow.

cve expired exploited function hci iec iec 60870-5-104 overflow product series session stack stack overflow support update vulnerability