{
  "id": "CVE-2023-38711",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-08-25T21:15:08.230",
  "lastModified": "2024-11-21T08:14:06.280",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference causes a crash and restart of the pluto daemon. NOTE: the earliest affected version is 4.6."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en Libreswan anterior a 4.12. Cuando una conexi\u00f3n de modo r\u00e1pido IKEv1 configurada con ID_IPV4_ADDR o ID_IPV6_ADDR recibe una carga \u00fatil IDcr con ID_FQDN, una desviaci\u00f3n de puntero NULL provoca un bloqueo y reinicio del demonio pluto. NOTA: la primera versi\u00f3n afectada es la 4.6.\n"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.6",
              "versionEndExcluding": "4.12",
              "matchCriteriaId": "E5090A30-05D9-4501-9E86-FF1024BB2A0F"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/libreswan/libreswan/tags",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://libreswan.org/security/CVE-2023-38711/",
      "source": "cve@mitre.org",
      "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-2023-38711/",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}