{
  "id": "CVE-2024-1930",
  "sourceIdentifier": "patrick@puiterwijk.org",
  "published": "2024-05-08T02:15:09.503",
  "lastModified": "2024-05-08T13:15:00.690",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "No Limit on Number of Open Sessions / Bad Session Close Behaviour  in dnf5daemon-server before 5.1.17 allows a malicious user to impact Availability via\u00a0No Limit on Number of Open Sessions.\n\nThere is no limit on how many sessions D-Bus clients may create using the `open_session()` D-Bus method.\u00a0For each session a thread is created in dnf5daemon-server. This spends a couple of hundred megabytes of memory in the process. Further connections will become impossible, likely because no more threads can be spawned by the D-Bus service.\n\n"
    },
    {
      "lang": "es",
      "value": "Sin l\u00edmite en el n\u00famero de sesiones abiertas / mal comportamiento de cierre de sesi\u00f3n en dnf5daemon-server anterior a 5.1.17 permite que un usuario malintencionado afecte la disponibilidad mediante Sin l\u00edmite en el n\u00famero de sesiones abiertas. No hay l\u00edmite en la cantidad de sesiones que los clientes D-Bus pueden crear usando el m\u00e9todo D-Bus `open_session()`. Para cada sesi\u00f3n se crea un hilo en dnf5daemon-server. Esto gasta un par de cientos de megabytes de memoria en el proceso. Ser\u00e1 imposible realizar m\u00e1s conexiones, probablemente porque el servicio D-Bus no puede generar m\u00e1s subprocesos."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "patrick@puiterwijk.org",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0
      }
    ]
  },
  "weaknesses": [
    {
      "source": "patrick@puiterwijk.org",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.openwall.com/lists/oss-security/2024/03/04/2",
      "source": "patrick@puiterwijk.org"
    }
  ]
}