{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-66598","assignerOrgId":"7168b535-132a-4efe-a076-338f829b2eb9","state":"PUBLISHED","assignerShortName":"YokogawaGroup","dateReserved":"2025-12-05T05:04:18.582Z","datePublished":"2026-02-09T03:26:46.511Z","dateUpdated":"2026-02-09T19:05:56.310Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unknown","product":"FAST/TOOLS","vendor":"Yokogawa Electric Corporation","versions":[{"lessThanOrEqual":"R10.04","status":"affected","version":"R9.01","versionType":"custom"}]}],"datePublic":"2026-02-09T03:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.</p>\n\n<p>This product supports\nold SSL/TLS versions, potentially allowing an attacker to decrypt\ncommunications with the web server.</p>\n\n<p>The\naffected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to\nR10.04</p>"}],"value":"A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.\n\n\n\nThis product supports\nold SSL/TLS versions, potentially allowing an attacker to decrypt\ncommunications with the web server.\n\n\n\nThe\naffected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to\nR10.04"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-327","description":"CWE-327 Use of a Broken or Risky Cryptographic Algorithm","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"7168b535-132a-4efe-a076-338f829b2eb9","shortName":"YokogawaGroup","dateUpdated":"2026-02-09T03:26:46.511Z"},"references":[{"url":"https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-09T19:02:34.873870Z","id":"CVE-2025-66598","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-09T19:05:56.310Z"}}]}}