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CVE-2026-8288

Estado: AnalizadaBaja (2.1)—

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm_handle_pdu_session_modification_qos_flow_descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.

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)

Open5gs — Open5gs

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-8288",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-8288",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
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          ],
          "version": "2.0.3",
          "timestamp": "2026-05-11T13:40:02.463219Z"
        }
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          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "authentication": "SINGLE",
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          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
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        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "cvssData": {
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          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
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    "cvssMetricV40": [
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        "type": "Secondary",
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          "Automatable": "NOT_DEFINED",
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          "valueDensity": "NOT_DEFINED",
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          "exploitMaturity": "PROOF_OF_CONCEPT",
          "providerUrgency": "NOT_DEFINED",
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          "attackRequirements": "NONE",
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          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
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          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "NONE",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
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            "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*"
          ],
          "vendor": "n/a",
          "modules": [
            "SMF"
          ],
          "product": "Open5GS",
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              "version": "2.7.6"
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              "version": "2.7.7"
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  ],
  "published": "2026-05-11T13:16:12.073",
  "references": [
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      "url": "https://github.com/open5gs/open5gs/",
      "tags": [
        "Product"
      ],
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/open5gs/open5gs/issues/4452",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ],
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/open5gs/open5gs/pull/4513",
      "tags": [
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        "Patch"
      ],
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/submit/808489",
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        "VDB Entry"
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      "tags": [
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        "VDB Entry"
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  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-404"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm_handle_pdu_session_modification_qos_flow_descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance."
    }
  ],
  "lastModified": "2026-06-17T11:03:47.033",
  "configurations": [
    {
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}