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Hitachi Energy GMS600 — CVE-2022-4304

CISA ICS · CISA · CVE-2022-4304

ID
CVE-2022-4304
Date
Activity
Source
CISA ICS
Vendor
CISA
Threat
medium

Summary

View CSAF Summary Hitachi Energy is aware of the vulnerability, CVE-2022-4304 in the OSS component OpenSSL, that affects the GMS600 versions that are listed below. An attacker successfully exploiting this vulnerability could send trial messages to the server and record the time taken to process them. After a sufficiently large number of messages the attacker could recover the pre-master secret used for the original…

Product

ICS Advisory

What to do

General, cautious steps (verify details in the official source):

  • Review exposure and plan remediation based on risk and environment.
  • Identify affected product versions in your inventory and verify whether you are impacted.
  • Apply vendor patches/updates or recommended mitigations as soon as available.
  • Read the official advisory for exact affected versions and remediation steps.

Official advisory

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