Hitachi Energy RTU500 Product
ID: a5eda795-88f1-5962-890e-5fc114a2cdc9
STIX ID: report--a5eda795-88f1-5962-890e-5fc114a2cdc9
Feed Name: CISA Advisories
Threat Score
A vulnerability in RTU500 series CMU firmware (multiple versions) allows libcurl to reuse an existing mTLS connection after client certificate/private key changes, potentially bypassing intended authentication. The advisory lists affected firmware ranges and recommends updating to CMU Firmware 13.9.1 (or other specified patched versions) and applying general mitigation guidance; no evidence of active exploitation is provided.
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