github - ghsa-cmc7-964c-85jp

GHSA-CMC7-964C-85JP

Vulnerability from github – Published: 2025-12-01 18:30 – Updated: 2025-12-01 18:30

Details

A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP USB Function functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to a denial of service. An attacker can send an unauthenticated packet to trigger this vulnerability.This vulnerability is specific to the malicious message sent via Modbus TCP over port 502.

Severity ?

8.6 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-55221"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-306"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-01T16:15:54Z",
    "severity": "HIGH"
  },
  "details": "A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP USB Function functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to a denial of service. An attacker can send an unauthenticated packet to trigger this vulnerability.This vulnerability is specific to the malicious message sent via Modbus TCP over port 502.",
  "id": "GHSA-cmc7-964c-85jp",
  "modified": "2025-12-01T18:30:38Z",
  "published": "2025-12-01T18:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-55221"
    },
    {
      "type": "WEB",
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2025-2251"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-55221 (GCVE-0-2025-55221)

Vulnerability from cvelistv5 – Published: 2025-12-01 15:25 – Updated: 2025-12-01 20:14

Summary

Severity ?

8.6 (High)


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

CWE

CWE-306 - Missing Authentication for Critical Function

Assigner

talos

References

URL

Tags

https://talosintelligence.com/vulnerability_repor…

Impacted products

	Vendor	Product	Version
	Socomec	DIRIS Digiware M-70	Affected: 1.6.9

Credits

Discovered by Kelly Patterson of Cisco Talos.

Show details on NVD website

JSON

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    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-55221",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-01T20:14:20.890195Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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    "cna": {
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          "product": "DIRIS Digiware M-70",
          "vendor": "Socomec",
          "versions": [
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              "status": "affected",
              "version": "1.6.9"
            }
          ]
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          "value": "Discovered by Kelly Patterson of Cisco Talos."
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          "value": "A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP USB Function functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to a denial of service. An attacker can send an unauthenticated packet to trigger this vulnerability.This vulnerability is specific to the malicious message sent via Modbus TCP over port 502."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
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Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-CMC7-964C-85JP

CVE-2025-55221 (GCVE-0-2025-55221)

Tags

Sightings

Nomenclature