CVE-2025-66598 (GCVE-0-2025-66598)

Vulnerability from cvelistv5 – Published: 2026-02-09 03:26 – Updated: 2026-02-09 19:05
VLAI?
Summary
A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product supports old SSL/TLS versions, potentially allowing an attacker to decrypt communications with the web server. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04
CWE
  • CWE-327 - Use of a Broken or Risky Cryptographic Algorithm
Assigner
Impacted products
Vendor Product Version
Yokogawa Electric Corporation FAST/TOOLS Affected: R9.01 , ≤ R10.04 (custom)
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Show details on NVD website

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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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