IM
IronMonkey Threat Research

CVE-2025-66603 CRITICAL

Published: 2026-02-09 | Last Modified: 2026-03-05 | Status: Analyzed

Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The web server accepts the OPTIONS method. An attacker could potentially use this information to carry out other attacks. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Additional Descriptions (1)

Se ha encontrado una vulnerabilidad en FAST/TOOLS proporcionado por Yokogawa Electric Corporation. El servidor web acepta el método OPTIONS. Un atacante podría usar potencialmente esta información para llevar a cabo otros ataques. Los productos y versiones afectados son los siguientes: FAST/TOOLS (Paquetes: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 a R10.04

CVSS Metrics

Base Score: 9.8 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 5.9

Base Score: 2.1 (LOW)

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/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

Attack VectorNETWORK
Attack ComplexityHIGH
Attack RequirementsNONE
Privileges RequiredNONE
User InteractionACTIVE
Vulnerability ConfidentialityLOW
Vulnerability IntegrityNONE
Vulnerability AvailabilityNONE
Subsequent ConfidentialityNONE
Subsequent IntegrityNONE
Subsequent AvailabilityNONE

Source: 7168b535-132a-4efe-a076-338f829b2eb9

Type: Secondary

Weaknesses

Source Type Description
7168b535-132a-4efe-a076-338f829b2eb9 Secondary
en CWE-358

Affected Products

Vendor Product Version Update Type
yokogawa fast\/tools * <built-in method update of dict object at 0x7e60ba2a6ac0> Application

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:yokogawa:fast\/tools:*:*:*:*:*:*:*:*

References

Notification
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