{
  "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 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" : "Varnish ist ein Reverse-Proxy, der als HTTP-Beschleuniger verwendet wird.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Varnish HTTP Cache ausnutzen, um Informationen offenzulegen und ein Cache Poisoning zu verursachen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- UNIX\n- Linux",
      "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-2022-0198 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0198.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2022-0198 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0198"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2022-8649 vom 2022-11-28",
      "url" : "https://linux.oracle.com/errata/ELSA-2022-8649.html"
    }, {
      "category" : "external",
      "summary" : "Varnish Security Advisory vom 2022-01-25",
      "url" : "https://varnish-cache.org/security/VSV00008.html"
    }, {
      "category" : "external",
      "summary" : "Varnish Security Advisory vom 2022-01-25",
      "url" : "https://docs.varnish-software.com/security/VSV00008/"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:0421 vom 2022-02-03",
      "url" : "https://access.redhat.com/errata/RHSA-2022:0421"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2022-0418 vom 2022-02-03",
      "url" : "http://linux.oracle.com/errata/ELSA-2022-0418.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:0420 vom 2022-02-03",
      "url" : "https://access.redhat.com/errata/RHSA-2022:0420"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:0418 vom 2022-02-03",
      "url" : "https://access.redhat.com/errata/RHSA-2022:0418"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:0422 vom 2022-02-03",
      "url" : "https://access.redhat.com/errata/RHSA-2022:0422"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-2920 vom 2022-02-14",
      "url" : "https://lists.debian.org/debian-lts-announce/2022/02/msg00014.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2022:4745 vom 2022-05-26",
      "url" : "https://access.redhat.com/errata/RHSA-2022:4745"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-5088 vom 2022-03-03",
      "url" : "https://lists.debian.org/debian-security-announce/2022/msg00055.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-5474-1 vom 2022-06-08",
      "url" : "https://ubuntu.com/security/notices/USN-5474-1"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2022-1632 vom 2022-08-23",
      "url" : "https://alas.aws.amazon.com/ALAS-2022-1632.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Varnish HTTP Cache: Schwachstelle ermöglicht Offenlegung von Informationen und Cache Poisoning",
    "tracking" : {
      "current_release_date" : "2022-11-28T23:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T17:27:15.908+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2022-0198",
      "initial_release_date" : "2022-01-25T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2022-01-25T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2022-02-03T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Red Hat und Oracle Linux aufgenommen"
      }, {
        "date" : "2022-02-07T23:00:00.000+00:00",
        "number" : "3",
        "summary" : "Referenz(en) aufgenommen: FEDORA-2022-2F14EC7663"
      }, {
        "date" : "2022-02-13T23:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2022-03-03T23:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2022-05-26T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2022-06-08T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2022-08-23T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2022-11-28T23:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      } ],
      "status" : "final",
      "version" : "9"
    }
  },
  "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" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Open Source Varnish HTTP Cache < 6.6.2",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache < 6.6.2",
            "product_id" : "T021818",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:6.6.2"
            }
          }
        }, {
          "category" : "product_name",
          "name" : "Open Source Varnish HTTP Cache < 7.0.2",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache < 7.0.2",
            "product_id" : "T021819",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:7.0.2"
            }
          }
        }, {
          "category" : "product_name",
          "name" : "Open Source Varnish HTTP Cache < LTS 6.0.10",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache < LTS 6.0.10",
            "product_id" : "T021820",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:lts_6.0.10"
            }
          }
        }, {
          "category" : "product_name",
          "name" : "Open Source Varnish HTTP Cache < Plus 6.0.9r4",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache < Plus 6.0.9r4",
            "product_id" : "T021821",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:plus_6.0.9r4"
            }
          }
        }, {
          "category" : "product_name",
          "name" : "Open Source Varnish HTTP Cache < Plus 4.1.11r6",
          "product" : {
            "name" : "Open Source Varnish HTTP Cache < Plus 4.1.11r6",
            "product_id" : "T021822",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:varnish_http_accelerator_integration_project:varnish:plus_4.1.11r6"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Varnish HTTP Cache"
      } ],
      "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" : "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-2022-23959",
    "notes" : [ {
      "category" : "description",
      "text" : "Es existiert eine Schwachstelle in Varnish HTTP Cache. Die Software ist anfällig für einen Request Smuggling-Angriff kann auf HTTP/1-Verbindungen. Die eingeschmuggelte Anfrage wird vom Varnish-Server als zusätzliche Anfrage behandelt, durchläuft die normale VCL-Verarbeitung und wird als falsche Antwort in die Client-Verbindung eingespeist. Ein entfernter anonymer Angreifer kann diese Schwachstelle ausnutzen, um Informationen offenzulegen und ein Cache Poisoning zu verursachen."
    } ],
    "product_status" : {
      "known_affected" : [ "2951", "67646", "T000126", "398363", "T004914" ]
    },
    "release_date" : "2022-01-25T23:00:00.000+00:00",
    "title" : "CVE-2022-23959"
  } ]
}