Vulnerability-Lookup

GHSA-55CF-6JJ6-233P

Vulnerability from github – Published: 2026-02-09 06:30 – Updated: 2026-02-09 06:30

Details

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.

The web server accepts access by IP address. When a worm that randomly searches for IP addresses intrudes into the network, it could potentially be attacked by the worm.

The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Severity ?

6.9 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2025-66602"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-291"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-09T04:15:49Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.\n\n\n\nThe web server accepts\naccess by IP address. When a worm that randomly searches for IP addresses\nintrudes into the network, it could potentially be attacked by the worm.\n\n\n\nThe\naffected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to\nR10.04",
  "id": "GHSA-55cf-6jj6-233p",
  "modified": "2026-02-09T06:30:27Z",
  "published": "2026-02-09T06:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66602"
    },
    {
      "type": "WEB",
      "url": "https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-66602 (GCVE-0-2025-66602)

Vulnerability from cvelistv5 – Published: 2026-02-09 03:16 – Updated: 2026-02-09 19:06

Summary

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The web server accepts access by IP address. When a worm that randomly searches for IP addresses intrudes into the network, it could potentially be attacked by the worm. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Severity ?

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CWE

CWE-291

Assigner

YokogawaGroup

References

URL

Tags

https://web-material3.yokogawa.com/1/39206/files/…

Impacted products

	Vendor	Product	Version
	Yokogawa Electric Corporation	FAST/TOOLS	Affected: R9.01 , ≤ R10.04 (custom)

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                "id": "CVE-2025-66602",
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                  },
                  {
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                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-09T19:04:12.574305Z",
                "version": "2.0.3"
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Sightings

Author	Source	Type	Date

Nomenclature

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.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-55CF-6JJ6-233P

CVE-2025-66602 (GCVE-0-2025-66602)

Tags

Sightings

Nomenclature