WID-SEC-W-2023-2588
Vulnerability from csaf_certbund
Published
2023-10-08 22:00
Modified
2024-06-11 22:00
Summary
libxml2: Schwachstelle ermöglicht Denial of Service

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
libxml ist ein C Parser und Toolkit, welches für das Gnome Projekt entwickelt wurde.
Angriff
Ein Angreifer kann eine Schwachstelle in libxml2 ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux


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": "libxml ist ein C Parser und Toolkit, welches f\u00fcr das Gnome Projekt entwickelt wurde.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann eine Schwachstelle in libxml2 ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- 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-2023-2588 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2588.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2588 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2588"
      },
      {
        "category": "external",
        "summary": "Libxml2 Security Update vom 2023-10-08",
        "url": "https://seclists.org/oss-sec/2023/q4/60"
      },
      {
        "category": "external",
        "summary": "Proof of Concept (PoC)",
        "url": "https://gitlab.gnome.org/GNOME/libxml2/-/issues/583"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202402-11 vom 2024-02-09",
        "url": "https://security.gentoo.org/glsa/202402-11"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2023-2321 vom 2023-11-02",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2023-2321.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-1874 vom 2023-11-04",
        "url": "https://alas.aws.amazon.com/ALAS-2023-1874.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4464-1 vom 2023-11-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-November/017055.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4504-1 vom 2023-11-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-November/017143.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4505-1 vom 2023-11-21",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-November/017142.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4537-1 vom 2023-11-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-November/017191.html"
      },
      {
        "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": "Dell Security Advisory DSA-2024-248 vom 2024-06-11",
        "url": "https://www.dell.com/support/kbdoc/de-de/000225945/dsa-2024-248-security-update-for-dell-networker-multiple-component-vulnerabilities"
      }
    ],
    "source_lang": "en-US",
    "title": "libxml2: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-06-11T22:00:00.000+00:00",
      "generator": {
        "date": "2024-06-12T08:10:26.206+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-2588",
      "initial_release_date": "2023-10-08T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-10-08T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-11-02T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-11-05T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-11-16T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-11-21T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-11-23T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-02-08T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2024-05-07T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Dell aufgenommen"
        },
        {
          "date": "2024-06-11T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Dell 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": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Dell NetWorker",
                "product": {
                  "name": "Dell NetWorker",
                  "product_id": "T024663",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:-"
                  }
                }
              },
              {
                "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": [
          {
            "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": "\u003c=2.11.5",
                "product": {
                  "name": "Open Source libxml2 \u003c=2.11.5",
                  "product_id": "T030305",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:xmlsoft:libxml2:2.11.5"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "libxml2"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-45322",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in libxml2. Dieser Fehler besteht in xmlUnlinkNode in tree.c aufgrund eines Heap-Use-After-Free Problems. Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T014381",
          "T002207",
          "T024663",
          "T034583",
          "398363",
          "T012167"
        ],
        "last_affected": [
          "T030305"
        ]
      },
      "release_date": "2023-10-08T22:00:00Z",
      "title": "CVE-2023-45322"
    }
  ]
}


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