CVE-2024-29857 (GCVE-0-2024-29857)

Vulnerability from cvelistv5 – Published: 2024-05-09 04:17 – Updated: 2025-02-13 15:47
VLAI
Summary
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.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-13 19:32 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
bouncycastle bc-java Affected: 0 , ≤ 1.77 (custom)
    cpe:2.3:a:bouncycastle:bc-java:*:*:*:*:*:*:*:*
Create a notification for this product.
bouncycastle bc-fja Affected: 0 , ≤ 1.0.2.4 (custom)
    cpe:2.3:a:bouncycastle:bc-fja:*:*:*:*:*:*:*:*
Create a notification for this product.
bouncycastle bc_c_.net Affected: 0 , ≤ 2.3.0 (custom)
    cpe:2.3:a:bouncycastle:bc_c_.net:*:*:*:*:*:*:*:*
Create a notification for this product.
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              "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."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "n/a",
                  "lang": "en",
                  "type": "text"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2024-05-13T16:50:06.548Z",
            "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
            "shortName": "mitre"
          },
          "references": [
            {
              "url": "https://www.bouncycastle.org/latest_releases.html"
            },
            {
              "url": "https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902024%E2%80%9029857"
            },
            {
              "url": "https://github.com/bcgit/bc-csharp/wiki/CVE%E2%80%902024%E2%80%9029857"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "cveId": "CVE-2024-29857",
        "datePublished": "2024-05-09T04:17:29.645Z",
        "dateReserved": "2024-03-21T00:00:00.000Z",
        "dateUpdated": "2025-02-13T15:47:48.325Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.