Buffer Overflow Vulnerability in RTU500 Series by Hitachi Energy
CVE-2023-6711

7.5HIGH

Key Information:

Vendor

Hitachi
Status
Rtu500 Series Cmu Firmware
Vendor
CVE Published:
19 December 2023

What is CVE-2023-6711?

A vulnerability has been identified in the RTU500 series, where specially crafted messages sent to the SCI IEC 60870-5-104 and HCI IEC 60870-5-104 components are inadequately validated. This oversight can lead to a buffer overflow, potentially resulting in the unexpected reboot of an RTU500 CMU, disrupting crucial industrial control operations.

Affected Version(s)

RTU500 series CMU Firmware 12.0.1 <= 12.0.14

RTU500 series CMU Firmware 12.2.1 <= 12.2.11

RTU500 series CMU Firmware 12.4.1 <= 12.4.11

References

https://publisher.hitachienergy.com/preview?DocumentId=8D...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.