Vulnerability-Lookup

GHSA-QPJX-9HP9-85GM

Vulnerability from github – Published: 2025-01-14 21:31 – Updated: 2025-11-03 21:32

Details

IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface.

Severity

5.4 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-23019"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-940"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-01-14T20:15:32Z",
    "severity": "MODERATE"
  },
  "details": "IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface.",
  "id": "GHSA-qpjx-9hp9-85gm",
  "modified": "2025-11-03T21:32:10Z",
  "published": "2025-01-14T21:31:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-23019"
    },
    {
      "type": "WEB",
      "url": "https://datatracker.ietf.org/doc/html/rfc4213"
    },
    {
      "type": "WEB",
      "url": "https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf"
    },
    {
      "type": "WEB",
      "url": "https://www.kb.cert.org/vuls/id/199397"
    },
    {
      "type": "WEB",
      "url": "https://www.top10vpn.com/research/tunneling-protocol-vulnerability"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-23019 (GCVE-0-2025-23019)

Vulnerability from cvelistv5 – Published: 2025-01-14 00:00 – Updated: 2025-11-03 21:00

Summary

IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface.

Severity

5.4 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-01-15 19:37 UTC

CWE

CWE-940 - Improper Verification of Source of a Communication Channel

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://datatracker.ietf.org/doc/html/rfc4213
https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf
https://www.top10vpn.com/research/tunneling-proto…
https://www.kb.cert.org/vuls/id/199397

Impacted products

1 product

Vendor	Product	Version
IETF	IPv6	Affected: 6 (custom) cpe:2.3:a:ietf:ipv6::::::::

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JSON

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-23019",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-15T19:37:11.123417Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
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        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-12T20:31:20.419Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T21:00:14.906Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://www.kb.cert.org/vuls/id/199397"
          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "IPv6",
          "vendor": "IETF",
          "versions": [
            {
              "status": "affected",
              "version": "6",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:ietf:ipv6:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "6",
                  "versionStartIncluding": "6",
                  "vulnerable": true
                }
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        {
          "lang": "en",
          "value": "IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
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        {
          "url": "https://datatracker.ietf.org/doc/html/rfc4213"
        },
        {
          "url": "https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf"
        },
        {
          "url": "https://www.top10vpn.com/research/tunneling-protocol-vulnerability/"
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    "datePublished": "2025-01-14T00:00:00.000Z",
    "dateReserved": "2025-01-10T00:00:00.000Z",
    "dateUpdated": "2025-11-03T21:00:14.906Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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.
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GHSA-QPJX-9HP9-85GM

CVE-2025-23019 (GCVE-0-2025-23019)

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