{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6FD4136B-12B7-4FCA-B643-47F5FEA652EA",
              "versionEndExcluding": "4.12",
              "versionStartIncluding": "3.20",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Libreswan before 4.12. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number of 0 or 1, an error notify INVALID_SPI is sent back. The notify payload\u0027s protocol ID is copied from the incoming packet, but the code that verifies outgoing packets fails an assertion that the protocol ID must be ESP (2) or AH(3) and causes the pluto daemon to crash and restart. NOTE: the earliest affected version is 3.20."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en Libreswan anterior a 4.12. Cuando un paquete IKEv2 Child SA REKEY contiene un n\u00famero de ID de protocolo IPsec no v\u00e1lido de 0 o 1, se devuelve una notificaci\u00f3n de error INVALID_SPI. El ID de protocolo de la carga \u00fatil de la notificaci\u00f3n se copia del paquete entrante, pero el c\u00f3digo que verifica los paquetes salientes falla en la afirmaci\u00f3n de que el ID de protocolo debe ser ESP (2) o AH(3) y hace que el demonio pluto se bloquee y reinicie. NOTA: la primera versi\u00f3n afectada es la 3.20.\n"
    }
  ],
  "id": "CVE-2023-38710",
  "lastModified": "2024-11-21T08:14:06.133",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-08-25T21:15:08.167",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/libreswan/libreswan/tags"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://libreswan.org/security/CVE-2023-38710/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/libreswan/libreswan/tags"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://libreswan.org/security/CVE-2023-38710/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}