Yokogawa Electric FAST TOOLS up to R10.04 ip address for authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Yokogawa Electric FAST TOOLS up to R10.04 and classified as problematic. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in ip address for authentication. This vulnerability is cataloged as CVE-2025-66602. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Yokogawa Electric FAST TOOLS up to R10.04. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a ip address for authentication vulnerability. CWE is classifying the issue as CWE-291. The product uses an IP address for authentication. This is going to have an impact on confidentiality. The summary by CVE is:

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

The advisory is shared at web-material3.yokogawa.com. This vulnerability is uniquely identified as CVE-2025-66602 since 12/05/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Ip address for authentication
CWE: CWE-291 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/05/2025 CVE reserved
02/09/2026 +66 days Advisory disclosed
02/09/2026 +0 days VulDB entry created
03/05/2026 +24 days VulDB entry last update

Sourcesinfo

Advisory: web-material3.yokogawa.com
Status: Confirmed

CVE: CVE-2025-66602 (🔒)
GCVE (CVE): GCVE-0-2025-66602
GCVE (VulDB): GCVE-100-344949

Entryinfo

Created: 02/09/2026 07:57
Updated: 03/05/2026 14:36
Changes: 02/09/2026 07:57 (64), 03/05/2026 14:36 (12)
Complete: 🔍
Cache ID: 216::103

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