{
  "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" : "libssh ist eine C Bibliothek für das Anbieten von SSH Diensten auf Client- und Serverseite. Sie kann genutzt werden, um aus der Ferne Programme auszuführen, Dateien zu übertragen oder als sicherer und transparenter Tunnel für entfernte Programme genutzt werden.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in libssh ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Sonstiges",
      "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-2023-1159 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1159.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-1159 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1159"
    }, {
      "category" : "external",
      "summary" : "Libssh Security Advisory vom 2023-05-04",
      "url" : "https://www.libssh.org/security/advisories/CVE-2023-1667.txt"
    }, {
      "category" : "external",
      "summary" : "Libssh Security Advisory vom 2023-05-04",
      "url" : "http://www.libssh.org/security/advisories/CVE-2023-2283.txt"
    }, {
      "category" : "external",
      "summary" : "Fedora Security Advisory FEDORA-2023-741D5F1FD3 vom 2023-05-11",
      "url" : "https://bodhi.fedoraproject.org/updates/FEDORA-2023-741d5f1fd3"
    }, {
      "category" : "external",
      "summary" : "Fedora Security Advisory FEDORA-2023-5FA5CA2043 vom 2023-05-15",
      "url" : "https://bodhi.fedoraproject.org/updates/FEDORA-2023-5fa5ca2043"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-5409 vom 2023-05-23",
      "url" : "https://lists.debian.org/debian-security-announce/2023/msg00100.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3437 vom 2023-05-30",
      "url" : "https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6138-1 vom 2023-06-05",
      "url" : "https://ubuntu.com/security/notices/USN-6138-1"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:3839 vom 2023-06-27",
      "url" : "https://access.redhat.com/errata/RHSA-2023:3839"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-3839 vom 2023-06-29",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-3839.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:3943 vom 2023-06-29",
      "url" : "https://access.redhat.com/errata/RHSA-2023:3943"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:4276 vom 2023-07-25",
      "url" : "https://access.redhat.com/errata/RHSA-2023:4276"
    }, {
      "category" : "external",
      "summary" : "Meinberg Security Advisory MBGSA-2023.04 vom 2023-08-16",
      "url" : "https://www.meinberg.de/german/news/meinberg-security-advisory-mbgsa-2023-04-lantime-firmware-v7-08-002.htm"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:6643 vom 2023-11-07",
      "url" : "https://access.redhat.com/errata/RHSA-2023:6643"
    }, {
      "category" : "external",
      "summary" : "Gentoo Linux Security Advisory GLSA-202312-05 vom 2023-12-23",
      "url" : "https://security.gentoo.org/glsa/202312-05"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0140-1 vom 2024-01-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017678.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:0538 vom 2024-01-29",
      "url" : "https://access.redhat.com/errata/RHSA-2024:0538"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2024:0539-1 vom 2024-02-20",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017974.html"
    }, {
      "category" : "external",
      "summary" : "IBM Security Bulletin 7148396 vom 2024-04-16",
      "url" : "https://www.ibm.com/support/pages/node/7148396"
    }, {
      "category" : "external",
      "summary" : "Dell Security Advisory DSA-2024-198 vom 2024-05-08",
      "url" : "https://www.dell.com/support/kbdoc/000224827/dsa-2024-="
    }, {
      "category" : "external",
      "summary" : "IBM Security Bulletin 7156535 vom 2024-06-19",
      "url" : "https://www.ibm.com/support/pages/node/7156535"
    }, {
      "category" : "external",
      "summary" : "F5 Security Advisory K000148495 vom 2024-11-22",
      "url" : "https://my.f5.com/manage/s/article/K000148495"
    }, {
      "category" : "external",
      "summary" : "IBM Security Bulletin 7237158 vom 2025-06-26",
      "url" : "https://www.ibm.com/support/pages/node/7237158"
    }, {
      "category" : "external",
      "summary" : "F5 Security Advisory K000138682 vom 2026-01-26",
      "url" : "https://my.f5.com/manage/s/article/K000138682"
    } ],
    "source_lang" : "en-US",
    "title" : "libssh: Mehrere Schwachstellen ermöglichen Umgehung von Sicherheitsvorkehrungen",
    "tracking" : {
      "current_release_date" : "2026-01-25T23:00:00.000+00:00",
      "generator" : {
        "date" : "2026-01-26T09:22:06.458+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2023-1159",
      "initial_release_date" : "2023-05-04T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2023-05-04T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2023-05-11T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Fedora aufgenommen"
      }, {
        "date" : "2023-05-15T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Fedora aufgenommen"
      }, {
        "date" : "2023-05-23T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-05-29T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-06-05T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-27T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-06-29T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Oracle Linux und Red Hat aufgenommen"
      }, {
        "date" : "2023-07-25T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-08-15T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Meinberg aufgenommen"
      }, {
        "date" : "2023-11-07T23:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-12-26T23:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von Gentoo aufgenommen"
      }, {
        "date" : "2024-01-18T23:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-01-28T23:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-02-20T23:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-04-16T22:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von IBM aufgenommen"
      }, {
        "date" : "2024-05-07T22:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von Dell aufgenommen"
      }, {
        "date" : "2024-06-19T22:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von IBM aufgenommen"
      }, {
        "date" : "2024-11-24T23:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von F5 aufgenommen"
      }, {
        "date" : "2025-06-26T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von IBM aufgenommen"
      }, {
        "date" : "2026-01-25T23:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von F5 aufgenommen"
      } ],
      "status" : "final",
      "version" : "21"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "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" : [ {
        "branches" : [ {
          "category" : "product_version",
          "name" : "virtual",
          "product" : {
            "name" : "Dell NetWorker virtual",
            "product_id" : "T034583",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:dell:networker:virtual"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "NetWorker"
      } ],
      "category" : "vendor",
      "name" : "Dell"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "EMC Avamar",
        "product" : {
          "name" : "EMC Avamar",
          "product_id" : "T014381",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:emc:avamar:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "EMC"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "F5 BIG-IP",
          "product" : {
            "name" : "F5 BIG-IP",
            "product_id" : "T030128",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:f5:big-ip:-"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "17.1.0-17.1.1",
          "product" : {
            "name" : "F5 BIG-IP 17.1.0-17.1.1",
            "product_id" : "T034899",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:f5:big-ip:17.1.0_-_17.1.1"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "16.1.0-16.1.4",
          "product" : {
            "name" : "F5 BIG-IP 16.1.0-16.1.4",
            "product_id" : "T034901",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:f5:big-ip:16.1.0_-_16.1.4"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "15.1.0-15.1.10",
          "product" : {
            "name" : "F5 BIG-IP 15.1.0-15.1.10",
            "product_id" : "T034902",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:f5:big-ip:15.1.0_-_15.1.10"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "BIG-IP"
      } ],
      "category" : "vendor",
      "name" : "F5"
    }, {
      "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" : [ {
        "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" : [ {
        "category" : "product_name",
        "name" : "IBM FlashSystem",
        "product" : {
          "name" : "IBM FlashSystem",
          "product_id" : "T025159",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:ibm:flashsystem:-"
          }
        }
      }, {
        "branches" : [ {
          "category" : "product_version",
          "name" : "v10",
          "product" : {
            "name" : "IBM Power Hardware Management Console v10",
            "product_id" : "T023373",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:ibm:hardware_management_console:v10"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Power Hardware Management Console"
      }, {
        "branches" : [ {
          "category" : "product_name",
          "name" : "IBM SAN Volume Controller",
          "product" : {
            "name" : "IBM SAN Volume Controller",
            "product_id" : "T020642",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:ibm:san_volume_controller:-"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.4",
          "product" : {
            "name" : "IBM SAN Volume Controller 8.4",
            "product_id" : "T021617",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:ibm:san_volume_controller:8.4"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.5",
          "product" : {
            "name" : "IBM SAN Volume Controller 8.5",
            "product_id" : "T026456",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:ibm:san_volume_controller:8.5"
            }
          }
        }, {
          "category" : "product_version",
          "name" : "8.6",
          "product" : {
            "name" : "IBM SAN Volume Controller 8.6",
            "product_id" : "T035560",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:ibm:san_volume_controller:8.6"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "SAN Volume Controller"
      } ],
      "category" : "vendor",
      "name" : "IBM"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<7.08.002",
          "product" : {
            "name" : "Meinberg LANTIME <7.08.002",
            "product_id" : "T029326"
          }
        }, {
          "category" : "product_version",
          "name" : "7.08.002",
          "product" : {
            "name" : "Meinberg LANTIME 7.08.002",
            "product_id" : "T029326-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/h:meinberg:lantime:7.08.002"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "LANTIME"
      } ],
      "category" : "vendor",
      "name" : "Meinberg"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<0.10.5",
          "product" : {
            "name" : "Open Source libssh <0.10.5",
            "product_id" : "T027626"
          }
        }, {
          "category" : "product_version",
          "name" : "0.10.5",
          "product" : {
            "name" : "Open Source libssh 0.10.5",
            "product_id" : "T027626-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:libssh:libssh:0.10.5"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "<0.9.7",
          "product" : {
            "name" : "Open Source libssh <0.9.7",
            "product_id" : "T027627"
          }
        }, {
          "category" : "product_version",
          "name" : "0.9.7",
          "product" : {
            "name" : "Open Source libssh 0.9.7",
            "product_id" : "T027627-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:libssh:libssh:0.9.7"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "libssh"
      } ],
      "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" : [ {
        "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" : "product_version",
          "name" : "Advanced Cluster Security for Kubernetes 4",
          "product" : {
            "name" : "Red Hat Enterprise Linux Advanced Cluster Security for Kubernetes 4",
            "product_id" : "T027916",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:redhat:enterprise_linux:advanced_cluster_security_for_kubernetes_4"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "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-2023-1667",
    "product_status" : {
      "known_affected" : [ "T034899", "67646", "T034902", "T034901", "T030128", "T034583", "T021617", "T035560", "T012167", "T004914", "74185", "T020642", "T014381", "T027916", "2951", "T002207", "T027627", "T000126", "T027626", "T026456", "T025159", "T029326", "T023373" ]
    },
    "release_date" : "2023-05-04T22:00:00.000+00:00",
    "title" : "CVE-2023-1667"
  }, {
    "cve" : "CVE-2023-2283",
    "product_status" : {
      "known_affected" : [ "T034899", "67646", "T034902", "T034901", "T030128", "T034583", "T021617", "T035560", "T012167", "T004914", "74185", "T020642", "T014381", "T027916", "2951", "T002207", "T027627", "T000126", "T027626", "T026456", "T025159", "T029326", "T023373" ]
    },
    "release_date" : "2023-05-04T22:00:00.000+00:00",
    "title" : "CVE-2023-2283"
  } ]
}