Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
Vulnerability Details :

CVE-2025-66602

Summary
Assigner-YokogawaGroup
Assigner Org ID-7168b535-132a-4efe-a076-338f829b2eb9
Published At-09 Feb, 2026 | 03:16
Updated At-09 Feb, 2026 | 19:06
Rejected At-
Credits

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

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:YokogawaGroup
Assigner Org ID:7168b535-132a-4efe-a076-338f829b2eb9
Published At:09 Feb, 2026 | 03:16
Updated At:09 Feb, 2026 | 19:06
Rejected At:
▼CVE Numbering Authority (CNA)

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

Affected Products
Vendor
Yokogawa Electric Corporation
Product
FAST/TOOLS
Default Status
unknown
Versions
Affected
  • From R9.01 through R10.04 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-291CWE-291
Type: CWE
CWE ID: CWE-291
Description: CWE-291
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
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
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf
N/A
Hyperlink: https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:7168b535-132a-4efe-a076-338f829b2eb9
Published At:09 Feb, 2026 | 04:15
Updated At:09 Feb, 2026 | 16:08

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

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.06.9MEDIUM
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: Secondary
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
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
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-291Secondary7168b535-132a-4efe-a076-338f829b2eb9
CWE ID: CWE-291
Type: Secondary
Source: 7168b535-132a-4efe-a076-338f829b2eb9
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf7168b535-132a-4efe-a076-338f829b2eb9
N/A
Hyperlink: https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf
Source: 7168b535-132a-4efe-a076-338f829b2eb9
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

2Records found
CVE-2025-66599
Matching Score-8
Assigner-Yokogawa Group
ShareView Details
Matching Score-8
Assigner-Yokogawa Group
CVSS Score-6.9||MEDIUM
EPSS-0.04% / 12.65%
||
7 Day CHG~0.00%
Published-09 Feb, 2026 | 03:25
Updated-09 Feb, 2026 | 19:06
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. Physical paths could be displayed on web pages. This information could be exploited by an attacker for other attacks. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Action-Not Available
Vendor-Yokogawa Electric Corporation
Product-FAST/TOOLS
CWE ID-CWE-497
Exposure of Sensitive System Information to an Unauthorized Control Sphere
CVE-2025-66594
Matching Score-8
Assigner-Yokogawa Group
ShareView Details
Matching Score-8
Assigner-Yokogawa Group
CVSS Score-6.9||MEDIUM
EPSS-0.04% / 12.65%
||
7 Day CHG~0.00%
Published-09 Feb, 2026 | 03:37
Updated-09 Feb, 2026 | 19:05
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. Detailed messages are displayed on the error page. This information could be exploited by an attacker for other attacks. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Action-Not Available
Vendor-Yokogawa Electric Corporation
Product-FAST/TOOLS
CWE ID-CWE-209
Generation of Error Message Containing Sensitive Information
Details not found