CVE-2022-4608

Summary

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.

Affected Software

VendorProductVersion RangeStatus
Hitachi EnergyRTU500 seriesRTU500 series CMU Firmware version 13.3.1affected
Hitachi EnergyRTU500 seriesRTU500 series CMU Firmware version 13.3.2affected
Hitachi EnergyRTU500 seriesRTU500 series CMU Firmware version 13.3.3unaffected
Hitachi EnergyRTU500 seriesRTU500 series CMU Firmware version 13.4.1unaffected

Weaknesses

  • CWE-787: CWE-787 Out-of-bounds Write

Workarounds

Disable the HCI IEC 60870-5-104 function or its IEC 62351-3 feature if it is not used.

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References