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CVE-2023-41913

Estado: ModificadaCrítica (9.8)—

strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code execution via a DH public value that exceeds the internal buffer in charon-tkm's DH proxy. The earliest affected version is 5.3.0. An attack can occur via a crafted IKE_SA_INIT message.

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)

Strongswan — Strongswan

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-41913",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2025-12-18T15:29:39.355248Z"
        }
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "published": "2023-12-07T05:15:09.173",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
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          "value": "CWE-120"
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      "lang": "en",
      "value": "strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code execution via a DH public value that exceeds the internal buffer in charon-tkm's DH proxy. The earliest affected version is 5.3.0. An attack can occur via a crafted IKE_SA_INIT message."
    },
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      "lang": "es",
      "value": "strongSwan anterior a 5.9.12 tiene un desbordamiento del búfer y una posible ejecución remota de código no autenticado a través de un valor público DH que excede el búfer interno en el proxy DH de charon-tkm. La primera versión afectada es la 5.3.0. Un ataque puede ocurrir a través de un mensaje IKE_SA_INIT manipulado."
    }
  ],
  "lastModified": "2026-06-17T06:23:03.493",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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            }
          ],
          "operator": "OR"
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  "sourceIdentifier": "cve@mitre.org"
}