Yokogawa Electric FAST TOOLS up to R10.04 Configuration security check

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Yokogawa Electric FAST TOOLS up to R10.04. The impacted element is an unknown function of the component Configuration Handler. The manipulation leads to security check. This vulnerability is referenced as CVE-2025-66600. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Yokogawa Electric FAST TOOLS up to R10.04. This issue affects some unknown processing of the component Configuration Handler. The manipulation with an unknown input leads to a security check vulnerability. Using CWE to declare the problem leads to CWE-358. The product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique. Impacted is integrity. The summary by CVE is:

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product lacks HSTS (HTTP Strict Transport Security) configuration. When an attacker performs a Man in the middle (MITM) attack, communications with the web server could be sniffed. 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. The identification of this vulnerability is CVE-2025-66600 since 12/05/2025. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

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: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Security check
CWE: CWE-358
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
02/09/2026 +0 days VulDB entry last update

Sourcesinfo

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

CVE: CVE-2025-66600 (🔒)
GCVE (CVE): GCVE-0-2025-66600
GCVE (VulDB): GCVE-100-344945

Entryinfo

Created: 02/09/2026 07:56
Changes: 02/09/2026 07:56 (65)
Complete: 🔍
Cache ID: 216::103

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