wid-sec-w-2022-1169
Vulnerability from csaf_certbund
Published
2020-12-06 23:00
Modified
2024-03-05 23:00
Summary
GNU libc: Mehrere Schwachstellen

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
Die GNU libc ist die Basis C Bibliothek unter Linux sowie anderen Unix-Betriebssystemen, welche die Systemaufrufe sowie Basisfunktionalität bereitstellt.
Angriff
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in GNU libc ausnutzen, um einen Denial of Service Angriff durchzuführen oder Code zur Ausführung zu bringen.
Betroffene Betriebssysteme
- UNIX - Linux


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": "Die GNU libc ist die Basis C Bibliothek unter Linux sowie anderen Unix-Betriebssystemen, welche die Systemaufrufe sowie Basisfunktionalit\u00e4t bereitstellt.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in GNU libc ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren oder Code zur Ausf\u00fchrung zu bringen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux",
        "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-2022-1169 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2022-1169.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1169 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1169"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2020-12-06",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29573"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2020-12-06",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29562"
      },
      {
        "category": "external",
        "summary": "Sourceware Bugzilla",
        "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26649"
      },
      {
        "category": "external",
        "summary": "Sourceware Bugzilla",
        "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26923"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2021-6E581C051A vom 2021-01-17",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2021-6e581c051a"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202101-20 vom 2021-01-25",
        "url": "https://security.gentoo.org/glsa/202101-20"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:0348 vom 2021-02-02",
        "url": "https://access.redhat.com/errata/RHSA-2021:0348"
      },
      {
        "category": "external",
        "summary": "CentOS Security Advisory CESA-2021:0348 vom 2021-02-04",
        "url": "http://centos-announce.2309468.n4.nabble.com/CentOS-announce-CESA-2021-0348-Moderate-CentOS-7-glibc-Security-Update-tp4646126.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-0348 vom 2021-02-04",
        "url": "https://linux.oracle.com/errata/ELSA-2021-0348.html"
      },
      {
        "category": "external",
        "summary": "Arch Linux Security Advisory ASA-202102-18 vom 2021-02-06",
        "url": "https://security.archlinux.org/ASA-202102-18"
      },
      {
        "category": "external",
        "summary": "Arch Linux Security Advisory ASA-202102-17 vom 2021-02-06",
        "url": "https://security.archlinux.org/ASA-202102-17"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1605 vom 2021-02-20",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1605.html"
      },
      {
        "category": "external",
        "summary": "AVAYA Security Advisory ASA-2021-014 vom 2021-02-27",
        "url": "https://downloads.avaya.com/css/P8/documents/101074227"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:0653-1 vom 2021-02-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-February/008397.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1165-1 vom 2021-04-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008623.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1511 vom 2021-07-13",
        "url": "https://alas.aws.amazon.com/ALAS-2021-1511.html"
      },
      {
        "category": "external",
        "summary": "Juniper Security Advisory JSA11206 vom 2021-07-14",
        "url": "https://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA11206\u0026cat=SIRT_1"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2813 vom 2021-07-20",
        "url": "https://access.redhat.com/errata/RHSA-2021:2813"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2998 vom 2021-08-03",
        "url": "https://access.redhat.com/errata/RHSA-2021:2998"
      },
      {
        "category": "external",
        "summary": "F5 Security Advisory K27238230 vom 2021-08-04",
        "url": "https://support.f5.com/csp/article/K27238230"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3315 vom 2021-08-31",
        "url": "https://access.redhat.com/errata/RHSA-2021:3315"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5310-1 vom 2022-03-01",
        "url": "https://ubuntu.com/security/notices/USN-5310-1"
      },
      {
        "category": "external",
        "summary": "IGEL Security Notice ISN-2022-03 vom 2022-03-09",
        "url": "https://kb.igel.com/securitysafety/en/isn-2022-03-glibc-denial-of-service-in-igel-os-57319339.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2886-1 vom 2022-08-24",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-August/011984.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0579-2 vom 2023-02-28",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013934.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0759-1 vom 2024-03-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-March/018088.html"
      }
    ],
    "source_lang": "en-US",
    "title": "GNU libc: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2024-03-05T23:00:00.000+00:00",
      "generator": {
        "date": "2024-03-06T09:07:30.517+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-1169",
      "initial_release_date": "2020-12-06T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-12-06T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-12-07T23:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz erg\u00e4nzt"
        },
        {
          "date": "2021-01-17T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2021-01-25T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2021-02-01T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-02-03T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von CentOS und Oracle Linux aufgenommen"
        },
        {
          "date": "2021-02-07T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Arch Linux aufgenommen"
        },
        {
          "date": "2021-02-21T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-02-28T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von AVAYA und SUSE aufgenommen"
        },
        {
          "date": "2021-03-01T23:00:00.000+00:00",
          "number": "10",
          "summary": "Produkte von AVAYA nachgetragen"
        },
        {
          "date": "2021-04-13T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-07-12T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-07-14T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Juniper aufgenommen"
        },
        {
          "date": "2021-07-20T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-03T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-04T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von F5 aufgenommen"
        },
        {
          "date": "2021-08-30T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-03-01T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-03-08T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von IGEL aufgenommen"
        },
        {
          "date": "2022-08-24T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-28T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-03-05T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "22"
    }
  },
  "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 Application Enablement Services",
            "product": {
              "name": "Avaya Aura Application Enablement Services",
              "product_id": "T015516",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_application_enablement_services:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Aura Communication Manager",
            "product": {
              "name": "Avaya Aura Communication Manager",
              "product_id": "T015126",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:communication_manager:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Aura Session Manager",
            "product": {
              "name": "Avaya Aura Session Manager",
              "product_id": "T015127",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:session_manager:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Aura System Manager",
            "product": {
              "name": "Avaya Aura System Manager",
              "product_id": "T015518",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:aura_system_manager:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Avaya Web License Manager",
            "product": {
              "name": "Avaya Web License Manager",
              "product_id": "T016243",
              "product_identification_helper": {
                "cpe": "cpe:/a:avaya:web_license_manager:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Avaya"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "F5 BIG-IP",
            "product": {
              "name": "F5 BIG-IP",
              "product_id": "T001663",
              "product_identification_helper": {
                "cpe": "cpe:/a:f5:big-ip:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "F5"
      },
      {
        "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": "IGEL OS",
            "product": {
              "name": "IGEL OS",
              "product_id": "T017865",
              "product_identification_helper": {
                "cpe": "cpe:/o:igel:os:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IGEL"
      },
      {
        "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": [
          {
            "category": "product_name",
            "name": "Open Source Arch Linux",
            "product": {
              "name": "Open Source Arch Linux",
              "product_id": "T013312",
              "product_identification_helper": {
                "cpe": "cpe:/o:archlinux:archlinux:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Open Source CentOS",
            "product": {
              "name": "Open Source CentOS",
              "product_id": "1727",
              "product_identification_helper": {
                "cpe": "cpe:/o:centos:centos:-"
              }
            }
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c 2.23",
                "product": {
                  "name": "Open Source GNU libc \u003c 2.23",
                  "product_id": "334143",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:gnu:glibc:2.23"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "2.30 - 2.32",
                "product": {
                  "name": "Open Source GNU libc 2.30 - 2.32",
                  "product_id": "T017842",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:gnu:glibc:2.30_-_2.32"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "GNU libc"
          }
        ],
        "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": "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-2020-29562",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in GNU libc. Die iconv-Funktion schl\u00e4gt beim Konvertieren von UCS4-Text mit einem irreversiblen Zeichen im Codepfad fehl und bricht das Programm ab. Ein entfernter anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen. Zur erfolgreichen Ausnutzung dieser Schwachstelle ist eine Interaktion des Opfers notwendig."
        }
      ],
      "product_status": {
        "known_affected": [
          "T015518",
          "67646",
          "T015516",
          "T013312",
          "T015127",
          "T015126",
          "T012167",
          "T004914",
          "T016243",
          "T002207",
          "T017842",
          "T017865",
          "T000126",
          "5930",
          "T001663",
          "398363",
          "1727"
        ]
      },
      "release_date": "2020-12-06T23:00:00Z",
      "title": "CVE-2020-29562"
    },
    {
      "cve": "CVE-2020-29573",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in GNU libc. Unter bestimmten Voraussetzungen kann es bei Eingaben in sysdeps/i386/ldbl2mpn.c zu einem Stack-basierten Puffer\u00fcberlauf kommen. Ein Angreifer kann diese Schwachstelle ausnutzen, um beliebigen Code zur Ausf\u00fchrung zu bringen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "T017842",
          "67646",
          "T017865",
          "T000126",
          "T013312",
          "T001663",
          "398363",
          "T012167",
          "1727",
          "T004914"
        ]
      },
      "release_date": "2020-12-06T23:00:00Z",
      "title": "CVE-2020-29573"
    }
  ]
}


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