wid-sec-w-2023-1635
Vulnerability from csaf_certbund
Published
2020-08-18 22:00
Modified
2023-07-04 22:00
Summary
libcurl: Schwachstelle ermöglicht Offenlegung von Informationen

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
libcurl ist eine Bibliothek für Client-Software, die das Austauschen von Dateien mittels mehrerer Protokolle wie z. B. HTTP oder FTP erlaubt.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in libcurl ausnutzen, um Informationen offenzulegen.
Betroffene Betriebssysteme
- UNIX - Linux - Windows - Sonstiges


To clipboard 

{
  "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 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": "libcurl ist eine Bibliothek f\u00fcr Client-Software, die das Austauschen von Dateien mittels mehrerer Protokolle wie z. B. HTTP oder FTP erlaubt.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in libcurl ausnutzen, um Informationen offenzulegen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- Windows\n- Sonstiges",
        "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-2023-1635 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2023-1635.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1635 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1635"
      },
      {
        "category": "external",
        "summary": "Security update for Dell NetWorker",
        "url": "https://www.dell.com/support/kbdoc/de-de/000215497/dsa-2023-233-security-update-for-dell-networker-curl-7-51-0"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-4881 vom 2021-03-31",
        "url": "https://lists.debian.org/debian-security-announce/2021/msg00062.html"
      },
      {
        "category": "external",
        "summary": "cURL Security Advisory vom 2020-08-18",
        "url": "https://curl.haxx.se/docs/CVE-2020-8231.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4466-1 vom 2020-08-19",
        "url": "https://usn.ubuntu.com/4466-1/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4466-2 vom 2020-08-20",
        "url": "https://usn.ubuntu.com/4466-2/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2446-1 vom 2020-09-02",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007327.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2444-1 vom 2020-09-02",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007328.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:2445-1 vom 2020-09-02",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007329.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:14481-1 vom 2020-09-02",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007337.html"
      },
      {
        "category": "external",
        "summary": "NetApp Security Advisory NTAP-20200911-0003 vom 2020-09-11",
        "url": "https://security.netapp.com/advisory/ntap-20200911-0003/"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:1610 vom 2021-05-18",
        "url": "https://access.redhat.com/errata/RHSA-2021:1610"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2021-058 vom 2021-05-19",
        "url": "https://downloads.avaya.com/css/P8/documents/101075823"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-4665-1 vom 2020-12-09",
        "url": "https://ubuntu.com/security/notices/USN-4665-1"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202012-14 vom 2020-12-23",
        "url": "https://security.gentoo.org/glsa/202012-14"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1786-1 vom 2021-05-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-May/008879.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2461 vom 2021-06-16",
        "url": "https://access.redhat.com/errata/RHSA-2021:2461"
      },
      {
        "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": "Red Hat Security Advisory RHSA-2021:2532 vom 2021-06-23",
        "url": "https://access.redhat.com/errata/RHSA-2021:2532"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2543 vom 2021-06-24",
        "url": "https://access.redhat.com/errata/RHSA-2021:2543"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3016 vom 2021-08-06",
        "url": "https://access.redhat.com/errata/RHSA-2021:3016"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1693 vom 2021-08-06",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1693.html"
      },
      {
        "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-2021:3556 vom 2021-09-17",
        "url": "https://access.redhat.com/errata/RHSA-2021:3556"
      }
    ],
    "source_lang": "en-US",
    "title": "libcurl: Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
    "tracking": {
      "current_release_date": "2023-07-04T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:54:06.062+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-1635",
      "initial_release_date": "2020-08-18T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-08-18T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-08-19T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora und Ubuntu aufgenommen"
        },
        {
          "date": "2020-08-20T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-09-02T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2020-09-13T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von NetApp aufgenommen"
        },
        {
          "date": "2020-12-09T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2020-12-23T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2021-03-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2021-05-18T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-05-20T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von AVAYA aufgenommen"
        },
        {
          "date": "2021-05-27T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-16T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-17T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-23T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-24T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-05T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Red Hat und Amazon aufgenommen"
        },
        {
          "date": "2021-08-10T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-09-16T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-07-04T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Dell 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": [
          {
            "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": "Dell NetWorker \u003c 19.9.0.1",
            "product": {
              "name": "Dell NetWorker \u003c 19.9.0.1",
              "product_id": "T028404",
              "product_identification_helper": {
                "cpe": "cpe:/a:dell:networker:19.9.0.1"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "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": "NetApp Data ONTAP",
            "product": {
              "name": "NetApp Data ONTAP",
              "product_id": "7654",
              "product_identification_helper": {
                "cpe": "cpe:/a:netapp:data_ontap:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "NetApp"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source libcurl \u003c 7.72.0",
            "product": {
              "name": "Open Source libcurl \u003c 7.72.0",
              "product_id": "T017138",
              "product_identification_helper": {
                "cpe": "cpe:/a:open_source:libcurl:7.72.0"
              }
            }
          }
        ],
        "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-2020-8231",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in libcurl. Bei einer Anwendung, die mehrere Anforderungen mit der Multi-API von libcurl ausf\u00fchrt und die CURLOPT_CONNECT_ONLY Option verwendet, kann es unter Umst\u00e4nden vorkommen, dass eine falsche Verbindung gew\u00e4hlt wird. Ein Angreifer kann diese Schwachstelle ausnutzen, um Informationen offenzulegen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T015519",
          "2951",
          "T002207",
          "67646",
          "T000126",
          "7654",
          "T028404",
          "398363",
          "T012167"
        ]
      },
      "release_date": "2020-08-18T22:00:00.000+00:00",
      "title": "CVE-2020-8231"
    }
  ]
}


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