A heap-based buffer overflow vulnerability exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD.
Opening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary code execution.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00025.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

No data.

No data.

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2025-20479 A heap-based buffer overflow vulnerability exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD. Opening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary code execution.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/vu/JVNVU94011267/ cve-icon cve-icon
https://monitouch.fujielectric.com/site/download-e/03tellus_inf/Search.php cve-icon cve-icon
https://monitouch.fujielectric.com/site/download-e/09vsft6_inf/Search.php cve-icon cve-icon
History

Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00013}

 epss

{'score': 0.00014}

Tue, 08 Jul 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 08 Jul 2025 13:15:00 +0000

Type Values Removed Values Added
Description A heap-based buffer overflow vulnerability exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD. Opening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary code execution.
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2025-07-08T13:33:54.007Z

Reserved: 2025-06-13T02:38:24.373Z

Link: CVE-2025-50130

cve-icon Vulnrichment

Updated: 2025-07-08T13:33:50.357Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-07-08T13:15:33.710

Modified: 2025-07-08T16:18:14.207

Link: CVE-2025-50130

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.