CVE-2025-61857: monitouch v-sft Memory Corruption — Fix

Description

An out-of-bounds write vulnerability exists in VS6ComFile!CItemExChange::WinFontDynStrCheck of V-SFT v6.2.7.0 and earlier. Opening specially crafted V-SFT files may lead to information disclosure, affected system's abnormal end (ABEND), and arbitrary code execution.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
fujielectric	monitouch_v-sft	< 6.2.7.0

References

Advisories & Patches

https://monitouch.fujielectric.com/site/download-e/09vsft6_inf/Search.php

Other References

https://jvn.jp/en/vu/JVNVU90008453/

Frequently Asked Questions

What is CVE-2025-61857? +

An out-of-bounds write vulnerability exists in VS6ComFile!CItemExChange::WinFontDynStrCheck of V-SFT v6.2.7.0 and earlier. Opening specially crafted V-SFT files may lead to information disclosure, affected system's abnormal end (ABEND), and arbitrary code execution. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-61857? +

CVE-2025-61857 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-61857? +

CVE-2025-61857 affects products from fujielectric, specifically: monitouch_v-sft. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-61857? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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