[Japanese]

JVNDB-2025-008106

Heap-based buffer overflow vulnerability in V-SFT and TELLUS

Overview

A heap-based buffer overflow vulnerability (CWE-122) exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD. - CVE-2025-50130

Michael Heinzl reported this vulnerability to JPCERT/CC.
JPCERT/CC coordinated with the developer.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.8 (High) [Other]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
Affected Products


Fuji Electric Co., Ltd.
  • TELLUS v4.0.20.0 and earlier
  • V-SFT-6 v6.2.5.0 and earlier

Impact

Opening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary code execusion.
Solution

[Update the software]
Update the software to the latest version according to the information provided by the developer.
Vendor Information

Fuji Electric Co., Ltd.
CWE (What is CWE?)

  1. Heap-based Buffer Overflow(CWE-122) [Other]
CVE (What is CVE?)

  1. CVE-2025-50130
References

  1. JVN : JVNVU#94011267
Revision History

  • [2025/07/07]
      Web page was published

Date Public2025/07/04
Date First Published2025/07/07
Date Last Updated2025/07/07