GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration
Search

Find a vulnerability

Search criteria Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.

    2 vulnerabilities found for bc-csharp by bouncycastle

    CVE-2020-15522 (GCVE-0-2020-15522)

    Vulnerability from cvelistv5 – Published: 2021-05-20 11:20 – Updated: 2024-08-04 13:15
    VLAI
    Summary
    Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Show details on NVD website

    {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-04T13:15:20.863Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://www.bouncycastle.org/releasenotes.html"
              },
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
              },
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
              },
              {
                "tags": [
                  "x_refsource_CONFIRM",
                  "x_transferred"
                ],
                "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
              }
            ],
            "title": "CVE Program Container"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "n/a",
              "vendor": "n/a",
              "versions": [
                {
                  "status": "affected",
                  "version": "n/a"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "n/a",
                  "lang": "en",
                  "type": "text"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2021-06-22T08:06:30.000Z",
            "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
            "shortName": "mitre"
          },
          "references": [
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://www.bouncycastle.org/releasenotes.html"
            },
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
            },
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
            },
            {
              "tags": [
                "x_refsource_CONFIRM"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
            }
          ],
          "x_legacyV4Record": {
            "CVE_data_meta": {
              "ASSIGNER": "cve@mitre.org",
              "ID": "CVE-2020-15522",
              "STATE": "PUBLIC"
            },
            "affects": {
              "vendor": {
                "vendor_data": [
                  {
                    "product": {
                      "product_data": [
                        {
                          "product_name": "n/a",
                          "version": {
                            "version_data": [
                              {
                                "version_value": "n/a"
                              }
                            ]
                          }
                        }
                      ]
                    },
                    "vendor_name": "n/a"
                  }
                ]
              }
            },
            "data_format": "MITRE",
            "data_type": "CVE",
            "data_version": "4.0",
            "description": {
              "description_data": [
                {
                  "lang": "eng",
                  "value": "Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures."
                }
              ]
            },
            "problemtype": {
              "problemtype_data": [
                {
                  "description": [
                    {
                      "lang": "eng",
                      "value": "n/a"
                    }
                  ]
                }
              ]
            },
            "references": {
              "reference_data": [
                {
                  "name": "https://www.bouncycastle.org/releasenotes.html",
                  "refsource": "MISC",
                  "url": "https://www.bouncycastle.org/releasenotes.html"
                },
                {
                  "name": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522",
                  "refsource": "MISC",
                  "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
                },
                {
                  "name": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522",
                  "refsource": "MISC",
                  "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
                },
                {
                  "name": "https://security.netapp.com/advisory/ntap-20210622-0007/",
                  "refsource": "CONFIRM",
                  "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
                }
              ]
            }
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "cveId": "CVE-2020-15522",
        "datePublished": "2021-05-20T11:20:18.000Z",
        "dateReserved": "2020-07-04T00:00:00.000Z",
        "dateUpdated": "2024-08-04T13:15:20.863Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }

    CVE-2020-15522 (GCVE-0-2020-15522)

    Vulnerability from nvd – Published: 2021-05-20 11:20 – Updated: 2024-08-04 13:15
    VLAI
    Summary
    Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures.
    Severity
    No CVSS data available.
    CWE
    • n/a
    Show details on NVD website

    {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-04T13:15:20.863Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://www.bouncycastle.org/releasenotes.html"
              },
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
              },
              {
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
              },
              {
                "tags": [
                  "x_refsource_CONFIRM",
                  "x_transferred"
                ],
                "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
              }
            ],
            "title": "CVE Program Container"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "n/a",
              "vendor": "n/a",
              "versions": [
                {
                  "status": "affected",
                  "version": "n/a"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "n/a",
                  "lang": "en",
                  "type": "text"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2021-06-22T08:06:30.000Z",
            "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
            "shortName": "mitre"
          },
          "references": [
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://www.bouncycastle.org/releasenotes.html"
            },
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
            },
            {
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
            },
            {
              "tags": [
                "x_refsource_CONFIRM"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
            }
          ],
          "x_legacyV4Record": {
            "CVE_data_meta": {
              "ASSIGNER": "cve@mitre.org",
              "ID": "CVE-2020-15522",
              "STATE": "PUBLIC"
            },
            "affects": {
              "vendor": {
                "vendor_data": [
                  {
                    "product": {
                      "product_data": [
                        {
                          "product_name": "n/a",
                          "version": {
                            "version_data": [
                              {
                                "version_value": "n/a"
                              }
                            ]
                          }
                        }
                      ]
                    },
                    "vendor_name": "n/a"
                  }
                ]
              }
            },
            "data_format": "MITRE",
            "data_type": "CVE",
            "data_version": "4.0",
            "description": {
              "description_data": [
                {
                  "lang": "eng",
                  "value": "Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures."
                }
              ]
            },
            "problemtype": {
              "problemtype_data": [
                {
                  "description": [
                    {
                      "lang": "eng",
                      "value": "n/a"
                    }
                  ]
                }
              ]
            },
            "references": {
              "reference_data": [
                {
                  "name": "https://www.bouncycastle.org/releasenotes.html",
                  "refsource": "MISC",
                  "url": "https://www.bouncycastle.org/releasenotes.html"
                },
                {
                  "name": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522",
                  "refsource": "MISC",
                  "url": "https://github.com/bcgit/bc-java/wiki/CVE-2020-15522"
                },
                {
                  "name": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522",
                  "refsource": "MISC",
                  "url": "https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522"
                },
                {
                  "name": "https://security.netapp.com/advisory/ntap-20210622-0007/",
                  "refsource": "CONFIRM",
                  "url": "https://security.netapp.com/advisory/ntap-20210622-0007/"
                }
              ]
            }
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "cveId": "CVE-2020-15522",
        "datePublished": "2021-05-20T11:20:18.000Z",
        "dateReserved": "2020-07-04T00:00:00.000Z",
        "dateUpdated": "2024-08-04T13:15:20.863Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }