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CVE-2024-29857

Estado: AplazadaAlta (7.5)—

An issue was discovered in ECCurve.java and ECCurve.cs in Bouncy Castle Java (BC Java) before 1.78, BC Java LTS before 2.73.6, BC-FJA before 1.0.2.5, and BC C# .Net before 2.3.1. Importing an EC certificate with crafted F2m parameters can lead to excessive CPU consumption during the evaluation of the curve parameters.

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 (4)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Bouncycastle — BC C Sharp NETAIBouncycastle — BC FJAAIBouncycastle — BC JavaAIBouncycastle — BC Java LTSAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2024-29857",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-29857",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-05-13T19:32:50.624122Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:bouncycastle:bc-java:*:*:*:*:*:*:*:*"
          ],
          "vendor": "bouncycastle",
          "product": "bc-java",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "1.77"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:a:bouncycastle:bc-fja:*:*:*:*:*:*:*:*"
          ],
          "vendor": "bouncycastle",
          "product": "bc-fja",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "1.0.2.4"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:a:bouncycastle:bc_c_.net:*:*:*:*:*:*:*:*"
          ],
          "vendor": "bouncycastle",
          "product": "bc_c_.net",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "2.3.0"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-05-14T15:17:02.970",
  "references": [
    {
      "url": "https://github.com/bcgit/bc-csharp/wiki/CVE%E2%80%902024%E2%80%9029857",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902024%E2%80%9029857",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.bouncycastle.org/latest_releases.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/bcgit/bc-csharp/wiki/CVE%E2%80%902024%E2%80%9029857",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902024%E2%80%9029857",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20241206-0008/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.bouncycastle.org/latest_releases.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in ECCurve.java and ECCurve.cs in Bouncy Castle Java (BC Java) before 1.78, BC Java LTS before 2.73.6, BC-FJA before 1.0.2.5, and BC C# .Net before 2.3.1. Importing an EC certificate with crafted F2m parameters can lead to excessive CPU consumption during the evaluation of the curve parameters."
    },
    {
      "lang": "es",
      "value": "Se descubrió un problema en ECCurve.java y ECCurve.cs en Bouncy Castle Java (BC Java) antes de 1.78, BC Java LTS antes de 2.73.6, BC-FJA antes de 1.0.2.5 y BC C# .Net antes de 2.3.1. La importación de un certificado CE con parámetros F2m modificados puede provocar un consumo excesivo de CPU durante la evaluación de los parámetros de la curva."
    }
  ],
  "lastModified": "2026-06-17T07:23:14.787",
  "sourceIdentifier": "cve@mitre.org"
}