Vulnerability-Lookup

CVE-2025-64388 (GCVE-0-2025-64388)

Vulnerability from cvelistv5 – Published: 2025-10-31 14:17 – Updated: 2025-11-03 15:47

Title

Denial of service through specific packets

Summary

Denial of service of the web server through specific requests to this protocol

Severity

9.2 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-10-31 14:41 UTC

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

S21sec THA-PSIRT root

References

3 references

URL	Tags
https://cds.thalesgroup.com/es/s21sec
https://circutor.com/productos/iot-industrial-y-a…	product
https://www.hackrtu.com/blog/cg-0day-en-003/	technical-description

Impacted products

1 product

Vendor	Product	Version	CPE status
Circutor	TCPRS1plus	Affected: 1.0.14 (Firmware) cpe:2.3:a:circutor:tcprs1plus:1.0.14:::::::*

Credits

Víctor Bello Cuevas Aarón Flecha Menéndez Iván Alonso Álvarez

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-64388

Vulnerability from fkie_nvd - Published: 2025-10-31 15:15 - Updated: 2026-06-17 09:54

Severity

9.2 (Critical) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Summary

Denial of service of the web server through specific requests to this protocol

References

	URL	Tags
	50b5080a-775f-442e-83b5-926b5ca517b6	https://cds.thalesgroup.com/es/s21sec
	50b5080a-775f-442e-83b5-926b5ca517b6	https://circutor.com/productos/iot-industrial-y-automatizacion/conversores-y-pasarelas/product/D80010./
	50b5080a-775f-442e-83b5-926b5ca517b6	https://www.hackrtu.com/blog/cg-0day-en-003/

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "TCPRS1plus",
          "vendor": "Circutor",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.14",
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            }
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  ],
  "id": "CVE-2025-64388",
  "lastModified": "2026-06-17T09:54:19.210",
  "metrics": {
    "cvssMetricV40": [
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        "cvssData": {
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          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
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          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 9.2,
          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
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        "type": "Secondary"
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  "references": [
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      "source": "50b5080a-775f-442e-83b5-926b5ca517b6",
      "url": "https://cds.thalesgroup.com/es/s21sec"
    },
    {
      "source": "50b5080a-775f-442e-83b5-926b5ca517b6",
      "url": "https://circutor.com/productos/iot-industrial-y-automatizacion/conversores-y-pasarelas/product/D80010./"
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  "vulnStatus": "Deferred",
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}

GHSA-2CFX-PPJ7-2856

Vulnerability from github – Published: 2025-10-31 15:30 – Updated: 2025-11-03 18:31

Details

Denial of service of the web server through specific requests to this protocol

Severity

9.2 (Critical)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-64388"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-31T15:15:43Z",
    "severity": "CRITICAL"
  },
  "details": "Denial of service of the web server through specific requests to this protocol",
  "id": "GHSA-2cfx-ppj7-2856",
  "modified": "2025-11-03T18:31:51Z",
  "published": "2025-10-31T15:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-64388"
    },
    {
      "type": "WEB",
      "url": "https://cds.thalesgroup.com/es/s21sec"
    },
    {
      "type": "WEB",
      "url": "https://circutor.com/productos/iot-industrial-y-automatizacion/conversores-y-pasarelas/product/D80010."
    },
    {
      "type": "WEB",
      "url": "https://www.hackrtu.com/blog/cg-0day-en-003"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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": "CVSS_V4"
    }
  ]
}

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.

Action not permitted

CVE-2025-64388 (GCVE-0-2025-64388)

FKIE_CVE-2025-64388

GHSA-2CFX-PPJ7-2856

Tags

Sightings

Nomenclature

Related by attack behaviour