{
  "document" : {
    "aggregate_severity" : {
      "text" : "mittel"
    },
    "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 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."
    }, {
      "category" : "description",
      "text" : "Python ist eine universelle, üblicherweise interpretierte höhere Programmiersprache.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein benachbarter, authentisierter Angreifer kann eine Schwachstelle in Python ausnutzen, um Informationen offenzulegen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux\n- Sonstiges\n- UNIX\n- Windows",
      "title" : "Betroffene Betriebssysteme"
    } ],
    "publisher" : {
      "category" : "other",
      "contact_details" : "csaf-provider@cert-bund.de",
      "name" : "Bundesamt für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2023-1418 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2023-1418.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-1418 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1418"
    }, {
      "category" : "external",
      "summary" : "Python Changelog vom 2021-04-06",
      "url" : "https://docs.python.org/3/whatsnew/changelog.html"
    }, {
      "category" : "external",
      "summary" : "Python Blog vom 2021-04-06",
      "url" : "https://blog.python.org/2021/04/python-394-hotfix-is-now-available.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Customer Portal vom 2021-04-06",
      "url" : "https://access.redhat.com/security/cve/cve-2021-3426"
    }, {
      "category" : "external",
      "summary" : "Gentoo Linux Security Advisory GLSA-202104-04 vom 2021-05-01",
      "url" : "https://security.gentoo.org/glsa/202104-04"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2021:1490-1 vom 2021-05-04",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-May/008737.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2021-1498 vom 2021-05-10",
      "url" : "https://alas.aws.amazon.com/ALAS-2021-1498.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2021:1557-1 vom 2021-05-11",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-May/008753.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2021-1500 vom 2021-05-19",
      "url" : "https://alas.aws.amazon.com/ALAS-2021-1500.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2021-1640 vom 2021-05-24",
      "url" : "https://alas.aws.amazon.com/AL2/ALAS-2021-1640.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2021-1504 vom 2021-05-24",
      "url" : "https://alas.aws.amazon.com/ALAS-2021-1504.html"
    }, {
      "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" : "SUSE Security Update SUSE-SU-2021:3486-1 vom 2021-10-20",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009625.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2021:4399 vom 2021-11-09",
      "url" : "https://access.redhat.com/errata/RHSA-2021:4399"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2021:4160 vom 2021-11-09",
      "url" : "https://access.redhat.com/errata/RHSA-2021:4160"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2021:4162 vom 2021-11-10",
      "url" : "https://access.redhat.com/errata/RHSA-2021:4162"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2021-9562 vom 2021-11-20",
      "url" : "https://linux.oracle.com/errata/ELSA-2021-9562.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2021:4845 vom 2021-11-29",
      "url" : "https://access.redhat.com/errata/RHSA-2021:4845"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2021:4015-1 vom 2021-12-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009890.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2021:4104-1 vom 2021-12-16",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009914.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2021:4015-2 vom 2021-12-23",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009941.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:0318 vom 2022-01-27",
      "url" : "https://access.redhat.com/errata/RHSA-2022:0318"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-5342-1 vom 2022-03-28",
      "url" : "https://ubuntu.com/security/notices/USN-5342-1"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-3556 vom 2023-06-12",
      "url" : "http://linux.oracle.com/errata/ELSA-2023-3556.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3477 vom 2023-06-30",
      "url" : "https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-6823 vom 2023-11-09",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-6823.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6891-1 vom 2024-07-11",
      "url" : "https://ubuntu.com/security/notices/USN-6891-1"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3980 vom 2024-12-02",
      "url" : "https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html"
    }, {
      "category" : "external",
      "summary" : "openSUSE Security Update OPENSUSE-SU-2025:15713-1 vom 2025-11-08",
      "url" : "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/V7NUQ3GPXSJ6QCFNNBJQ5D3UZXUYCUBE/"
    } ],
    "source_lang" : "en-US",
    "title" : "Python: Schwachstelle ermöglicht Offenlegung von Informationen",
    "tracking" : {
      "current_release_date" : "2025-11-09T23:00:00.000+00:00",
      "generator" : {
        "date" : "2025-11-10T10:37:50.694+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.4.0"
        }
      },
      "id" : "WID-SEC-W-2023-1418",
      "initial_release_date" : "2021-04-06T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2021-04-06T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2021-04-07T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Referenz(en) aufgenommen: FEDORA-2021-2AB6F060D9, FEDORA-2021-A26257CCF5, FEDORA-2021-067C9DEFF1, FEDORA-2021-0A8F3FFBC0"
      }, {
        "date" : "2021-04-08T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Referenz(en) aufgenommen: FEDORA-2021-A311BF10D4, FEDORA-2021-B6B6093B3A"
      }, {
        "date" : "2021-05-02T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Gentoo aufgenommen"
      }, {
        "date" : "2021-05-04T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2021-05-10T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2021-05-11T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2021-05-19T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2021-05-24T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2021-08-24T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2021-10-20T22:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2021-11-09T23:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2021-11-21T23:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2021-11-29T23:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2021-12-13T23:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2021-12-16T23:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2021-12-23T23:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2022-01-27T23:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2022-03-27T22:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-12T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2023-07-02T22:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-11-09T23:00:00.000+00:00",
        "number" : "22",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2024-07-11T22:00:00.000+00:00",
        "number" : "23",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-12-01T23:00:00.000+00:00",
        "number" : "24",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2025-11-09T23:00:00.000+00:00",
        "number" : "25",
        "summary" : "Neue Updates von openSUSE aufgenommen"
      } ],
      "status" : "final",
      "version" : "25"
    }
  },
  "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" : "Debian Linux",
        "product" : {
          "name" : "Debian Linux",
          "product_id" : "2951",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:debian:debian_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Debian"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Gentoo Linux",
        "product" : {
          "name" : "Gentoo Linux",
          "product_id" : "T012167",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:gentoo:linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Gentoo"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<3.9.3",
          "product" : {
            "name" : "Open Source Python <3.9.3",
            "product_id" : "T018796"
          }
        }, {
          "category" : "product_version",
          "name" : "3.9.3",
          "product" : {
            "name" : "Open Source Python 3.9.3",
            "product_id" : "T018796-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:python:python:3.9.3"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Python"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Oracle Linux",
        "product" : {
          "name" : "Oracle Linux",
          "product_id" : "T004914",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:oracle:linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Oracle"
    }, {
      "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" : "product_name",
        "name" : "SUSE openSUSE",
        "product" : {
          "name" : "SUSE openSUSE",
          "product_id" : "T027843",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:opensuse:-"
          }
        }
      } ],
      "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-2021-3426",
    "product_status" : {
      "known_affected" : [ "T018796", "2951", "T002207", "67646", "T000126", "T027843", "398363", "T012167", "T004914" ]
    },
    "release_date" : "2021-04-06T22:00:00.000+00:00",
    "title" : "CVE-2021-3426"
  } ]
}