wid-sec-w-2023-0557
Vulnerability from csaf_certbund
Published
2020-11-04 23:00
Modified
2025-07-10 22:00
Summary
python-cryptography: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung
Python ist eine universelle, üblicherweise interpretierte höhere Programmiersprache.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in python-cryptography ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme
- Android - iPhoneOS - Juniper Appliance - Linux - MacOS X - Sonstiges - UNIX - Windows


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Python ist eine universelle, \u00fcblicherweise interpretierte h\u00f6here Programmiersprache.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in python-cryptography ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Android\n- iPhoneOS\n- Juniper Appliance\n- Linux\n- MacOS X\n- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-0557 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2023-0557.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0557 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0557"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4613-1 vom 2020-11-04",
        "url": "https://ubuntu.com/security/notices/USN-4613-1"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory GHSA-hggm-jpg3-v476 vom 2020-11-04",
        "url": "https://github.com/pyca/cryptography/security/advisories/GHSA-hggm-jpg3-v476"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3592-1 vom 2020-12-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-December/007905.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3629-1 vom 2020-12-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2020-December/007919.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1109-1 vom 2021-04-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008603.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:1608 vom 2021-05-18",
        "url": "https://access.redhat.com/errata/RHSA-2021:1608"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2239 vom 2021-06-03",
        "url": "https://access.redhat.com/errata/RHSA-2021:2239"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2479 vom 2021-06-17",
        "url": "https://access.redhat.com/errata/RHSA-2021:2479"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2021-066 vom 2021-06-17",
        "url": "https://downloads.avaya.com/css/P8/documents/101076270"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3119 vom 2021-08-10",
        "url": "https://access.redhat.com/errata/RHSA-2021:3119"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3254 vom 2021-08-25",
        "url": "https://access.redhat.com/errata/RHSA-2021:3254"
      },
      {
        "category": "external",
        "summary": "Juniper Security Advisory JSA11245 vom 2021-10-14",
        "url": "https://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA11245\u0026cat=SIRT_1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0604-1 vom 2023-03-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/013960.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2783-1 vom 2023-07-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015451.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2783-2 vom 2023-09-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016228.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-EPEL-2024-4FF425606F vom 2024-01-24",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-4ff425606f"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7145367 vom 2024-03-27",
        "url": "https://www.ibm.com/support/pages/node/7145367"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2024-210 vom 2024-06-04",
        "url": "https://www.dell.com/support/kbdoc/de-de/000225667/dsa-2024-210-security-update-for-dell-powerscale-onefs-for-multiple-security-vulnerabilities"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7230557 vom 2025-04-10",
        "url": "https://www.ibm.com/support/pages/node/7230557"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2025-2930 vom 2025-07-10",
        "url": "https://alas.aws.amazon.com/AL2/ALAS2-2025-2930.html"
      }
    ],
    "source_lang": "en-US",
    "title": "python-cryptography: Schwachstelle erm\u00f6glicht Umgehen von Sicherheitsvorkehrungen",
    "tracking": {
      "current_release_date": "2025-07-10T22:00:00.000+00:00",
      "generator": {
        "date": "2025-07-11T08:49:41.248+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.4.0"
        }
      },
      "id": "WID-SEC-W-2023-0557",
      "initial_release_date": "2020-11-04T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-11-04T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-12-02T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-12-06T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-04-08T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-05-18T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-03T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-17T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-20T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von AVAYA aufgenommen"
        },
        {
          "date": "2021-08-10T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-24T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-10-13T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Juniper aufgenommen"
        },
        {
          "date": "2023-03-02T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-04T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-23T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-03-27T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2024-06-03T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Dell aufgenommen"
        },
        {
          "date": "2025-04-09T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2025-07-10T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Amazon aufgenommen"
        }
      ],
      "status": "final",
      "version": "19"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Avaya Aura Experience Portal",
            "product": {
              "name": "Avaya Aura Experience Portal",
              "product_id": "T015519",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_experience_portal:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Avaya"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "OneFS \u003c9.4.0.18",
                "product": {
                  "name": "Dell PowerScale OneFS \u003c9.4.0.18",
                  "product_id": "T034610"
                }
              },
              {
                "category": "product_version",
                "name": "OneFS 9.4.0.18",
                "product": {
                  "name": "Dell PowerScale OneFS 9.4.0.18",
                  "product_id": "T034610-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:powerscale_onefs:onefs"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "PowerScale"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c7.5.0 UP8",
                "product": {
                  "name": "IBM QRadar SIEM \u003c7.5.0 UP8",
                  "product_id": "T033681"
                }
              },
              {
                "category": "product_version",
                "name": "7.5.0 UP8",
                "product": {
                  "name": "IBM QRadar SIEM 7.5.0 UP8",
                  "product_id": "T033681-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:qradar_siem:7.5.0_up8"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "QRadar SIEM"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c10.1.17",
                "product": {
                  "name": "IBM Spectrum Protect Plus \u003c10.1.17",
                  "product_id": "T042730"
                }
              },
              {
                "category": "product_version",
                "name": "10.1.17",
                "product": {
                  "name": "IBM Spectrum Protect Plus 10.1.17",
                  "product_id": "T042730-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:spectrum_protect_plus:10.1.17"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Spectrum Protect Plus"
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Juniper JUNOS",
            "product": {
              "name": "Juniper JUNOS",
              "product_id": "5930",
              "product_identification_helper": {
                "cpe": "cpe:/o:juniper:junos:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Juniper"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Cryptography",
                "product": {
                  "name": "Open Source Python Cryptography",
                  "product_id": "113051",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:python:python:-"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Python"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Ubuntu Linux",
            "product": {
              "name": "Ubuntu Linux",
              "product_id": "T000126",
              "product_identification_helper": {
                "cpe": "cpe:/o:canonical:ubuntu_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-25659",
      "product_status": {
        "known_affected": [
          "T015519",
          "T042730",
          "T034610",
          "T002207",
          "67646",
          "T000126",
          "5930",
          "T033681",
          "398363",
          "113051",
          "74185"
        ]
      },
      "release_date": "2020-11-04T23:00:00.000+00:00",
      "title": "CVE-2020-25659"
    }
  ]
}


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