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CVE-2023-47345

Estado: ModificadaAlta (7.5)—

Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP Heartbeat message whose Recovery Time Stamp IE length is mutated to zero.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Free5gc — Free5gc

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-47345",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
            {
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            },
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              "automatable": "yes"
            },
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              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-29T17:05:39.468976Z"
        }
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    ],
    "cvssMetricV31": [
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        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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  "published": "2023-11-15T22:15:27.877",
  "references": [
    {
      "url": "https://github.com/free5gc/free5gc/issues/483",
      "tags": [
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        "Issue Tracking"
      ],
      "source": "cve@mitre.org"
    },
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      "description": [
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          "lang": "en",
          "value": "CWE-120"
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    {
      "lang": "en",
      "value": "Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP Heartbeat message whose Recovery Time Stamp IE length is mutated to zero."
    },
    {
      "lang": "es",
      "value": "La vulnerabilidad de desbordamiento del búfer en free5gc 3.3.0 permite a los atacantes provocar una denegación de servicio a través de un mensaje PFCP manipulado con un mensaje PFCP Heartbeat mal formado cuya longitud Recovery Time Stamp IE está mutada a cero."
    }
  ],
  "lastModified": "2026-06-17T06:32:36.910",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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  "sourceIdentifier": "cve@mitre.org"
}