Vulnerability-Lookup

JVNDB-2025-008106

Vulnerability from jvndb - Published: 2025-07-07 07:26 - Updated:2025-07-07 07:26

Severity

7.8 (High) - cvssV3_0 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

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

Details

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.

References

Type

URL

	JVN	https://jvn.jp/en/vu/JVNVU94011267/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-50130
	Heap-based Buffer Overflow(CWE-122)	https://cwe.mitre.org/data/definitions/122.html

Impacted products

Vendor

Product

	Fuji Electric Co., Ltd.	TELLUS
	Fuji Electric Co., Ltd.	V-SFT-6

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-008106.html",
  "dc:date": "2025-07-07T16:26+09:00",
  "dcterms:issued": "2025-07-07T16:26+09:00",
  "dcterms:modified": "2025-07-07T16:26+09:00",
  "description": "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\r\n\r\nMichael Heinzl reported this vulnerability to JPCERT/CC.\r\nJPCERT/CC coordinated with the developer.",
  "link": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-008106.html",
  "sec:cpe": [
    {
      "#text": "cpe:/a:fujielectric:tellus",
      "@product": "TELLUS",
      "@vendor": "Fuji Electric Co., Ltd.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:fujielectric:v-sft-6",
      "@product": "V-SFT-6",
      "@vendor": "Fuji Electric Co., Ltd.",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "7.8",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2025-008106",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/vu/JVNVU94011267/index.html",
      "@id": "JVNVU#94011267",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-50130",
      "@id": "CVE-2025-50130",
      "@source": "CVE"
    },
    {
      "#text": "https://cwe.mitre.org/data/definitions/122.html",
      "@id": "CWE-122",
      "@title": "Heap-based Buffer Overflow(CWE-122)"
    }
  ],
  "title": "Heap-based buffer overflow vulnerability in V-SFT and TELLUS"
}

CVE-2025-50130 (GCVE-0-2025-50130)

Vulnerability from cvelistv5 – Published: 2025-07-08 12:59 – Updated: 2025-07-08 13:33

Summary

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.

Severity

7.8 (High)


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

8.4 (High)


                        
                          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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-08 13:33 UTC

CWE

CWE-122 - Heap-based buffer overflow

Assigner

jpcert jpcert root

References

3 references

URL	Tags
https://jvn.jp/en/vu/JVNVU94011267/
https://monitouch.fujielectric.com/site/download-…
https://monitouch.fujielectric.com/site/download-…

Impacted products

2 products

Vendor	Product	Version
FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd.	V-SFT-6	Affected: v6.2.5.0 and earlier
FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd.	TELLUS	Affected: v4.0.20.0 and earlier

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-50130",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-08T13:33:13.788717Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-08T13:33:54.007Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "V-SFT-6",
          "vendor": "FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "v6.2.5.0 and earlier"
            }
          ]
        },
        {
          "product": "TELLUS",
          "vendor": "FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "v4.0.20.0 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A heap-based buffer overflow vulnerability exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD.\r\nOpening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary code execution."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "vectorString": "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",
            "version": "4.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "Heap-based buffer overflow",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-08T12:59:44.115Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://jvn.jp/en/vu/JVNVU94011267/"
        },
        {
          "url": "https://monitouch.fujielectric.com/site/download-e/09vsft6_inf/Search.php"
        },
        {
          "url": "https://monitouch.fujielectric.com/site/download-e/03tellus_inf/Search.php"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2025-50130",
    "datePublished": "2025-07-08T12:59:44.115Z",
    "dateReserved": "2025-06-13T02:38:24.373Z",
    "dateUpdated": "2025-07-08T13:33:54.007Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.