csaf_certbund - wid-sec-w-2024-1896

wid-sec-w-2024-1896

Vulnerability from csaf_certbund

Published

2024-08-21 22:00

Modified

2024-11-03 23:00

Summary

Ruby: 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

Ruby ist eine interpretierte, objektorientierte Skriptsprache.

Angriff

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Ruby ausnutzen, um einen Denial of Service Angriff durchzuführen.

Betroffene Betriebssysteme

- Linux - Sonstiges - Windows

JSON

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": "Ruby ist eine interpretierte, objektorientierte Skriptsprache.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Ruby ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges\n- Windows",
        "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-2024-1896 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-1896.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-1896 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-1896"
      },
      {
        "category": "external",
        "summary": "Ruby Security Advisory  vom 2024-08-21",
        "url": "https://www.ruby-lang.org/en/news/2024/08/22/dos-rexml-cve-2024-43398/"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-8A931E76D2 vom 2024-09-04",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-8a931e76d2"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-CFCD6258FA vom 2024-09-06",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-cfcd6258fa"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-146EF211BC vom 2024-09-10",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-146ef211bc"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:6670 vom 2024-09-16",
        "url": "https://access.redhat.com/errata/RHSA-2024:6670"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:6703 vom 2024-09-16",
        "url": "https://access.redhat.com/errata/RHSA-2024:6703"
      },
      {
        "category": "external",
        "summary": "Rocky Linux Security Advisory RLSA-2024:6670 vom 2024-09-17",
        "url": "https://errata.build.resf.org/RLSA-2024:6670"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:6702 vom 2024-09-16",
        "url": "https://access.redhat.com/errata/RHSA-2024:6702"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-6670 vom 2024-09-17",
        "url": "https://linux.oracle.com/errata/ELSA-2024-6670.html"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7168651 vom 2024-09-17",
        "url": "https://www.ibm.com/support/pages/node/7168651"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:6785 vom 2024-09-19",
        "url": "https://rhn.redhat.com/errata/RHSA-2024:6785.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:6784 vom 2024-09-18",
        "url": "https://access.redhat.com/errata/RHSA-2024:6784"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-6785 vom 2024-09-19",
        "url": "https://linux.oracle.com/errata/ELSA-2024-6785.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-6784 vom 2024-09-19",
        "url": "https://linux.oracle.com/errata/ELSA-2024-6784.html"
      },
      {
        "category": "external",
        "summary": "Rocky Linux Security Advisory RLSA-2024:6785 vom 2024-09-30",
        "url": "https://errata.build.resf.org/RLSA-2024:6785"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:3874-1 vom 2024-11-01",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-November/019756.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Ruby: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-11-03T23:00:00.000+00:00",
      "generator": {
        "date": "2024-11-04T09:08:58.283+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.8"
        }
      },
      "id": "WID-SEC-W-2024-1896",
      "initial_release_date": "2024-08-21T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2024-08-21T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2024-09-04T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-09-08T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-09-09T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-09-15T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-09-16T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat und Rocky Enterprise Software Foundation aufgenommen"
        },
        {
          "date": "2024-09-18T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-09-19T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-09-30T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
        },
        {
          "date": "2024-11-03T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "10"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "9.2.0-9.2.36",
                "product": {
                  "name": "IBM License Metric Tool 9.2.0-9.2.36",
                  "product_id": "T037670",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:license_metric_tool:9.2.0_-_9.2.36"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "License Metric Tool"
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c3.3.6",
                "product": {
                  "name": "Open Source Ruby \u003c3.3.6",
                  "product_id": "T036994"
                }
              },
              {
                "category": "product_version",
                "name": "3.3.6",
                "product": {
                  "name": "Open Source Ruby 3.3.6",
                  "product_id": "T036994-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ruby-lang:ruby:3.3.6"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Ruby"
          }
        ],
        "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": "RESF Rocky Linux",
            "product": {
              "name": "RESF Rocky Linux",
              "product_id": "T032255",
              "product_identification_helper": {
                "cpe": "cpe:/o:resf:rocky_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "RESF"
      },
      {
        "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"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-43398",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Ruby im \"REXML gem\". Dieser Fehler besteht in der \"tree parser API\" aufgrund einer unsachgem\u00e4\u00dfen Eingabeneutralisierung in \"REXML::Document.new\". Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen. Zur Ausnutzung muss eine vom Angreifer bereitgestellte, speziell gestaltete XML Datei verarbeitet werden."
        }
      ],
      "product_status": {
        "known_affected": [
          "T037670",
          "T002207",
          "67646",
          "T036994",
          "T004914",
          "T032255",
          "74185"
        ]
      },
      "release_date": "2024-08-21T22:00:00.000+00:00",
      "title": "CVE-2024-43398"
    }
  ]
}

cve-2024-43398

Vulnerability from cvelistv5

Published

2024-08-22 14:14

Modified

2024-08-22 14:43

Severity ?

5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

REXML denial of service vulnerability

References

▼	URL	Tags
	https://github.com/ruby/rexml/security/advisories/GHSA-vmwr-mc7x-5vc3	x_refsource_CONFIRM
	https://github.com/ruby/rexml/releases/tag/v3.3.6	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

ruby

rexml

Version: < 3.3.6

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-43398",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-22T14:43:15.415517Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-22T14:43:24.250Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "rexml",
          "vendor": "ruby",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 3.3.6"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "REXML is an XML toolkit for Ruby. The REXML gem before 3.3.6 has a DoS vulnerability when it parses an XML that has many deep elements that have same local name attributes. If you need to parse untrusted XMLs with tree parser API like REXML::Document.new, you may be impacted to this vulnerability. If you use other parser APIs such as stream parser API and SAX2 parser API, this vulnerability is not affected. The REXML gem 3.3.6 or later include the patch to fix the vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-776",
              "description": "CWE-776: Improper Restriction of Recursive Entity References in DTDs (\u0027XML Entity Expansion\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-08-22T14:14:03.588Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/ruby/rexml/security/advisories/GHSA-vmwr-mc7x-5vc3",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/ruby/rexml/security/advisories/GHSA-vmwr-mc7x-5vc3"
        },
        {
          "name": "https://github.com/ruby/rexml/releases/tag/v3.3.6",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ruby/rexml/releases/tag/v3.3.6"
        }
      ],
      "source": {
        "advisory": "GHSA-vmwr-mc7x-5vc3",
        "discovery": "UNKNOWN"
      },
      "title": "REXML denial of service vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2024-43398",
    "datePublished": "2024-08-22T14:14:03.588Z",
    "dateReserved": "2024-08-12T18:02:04.965Z",
    "dateUpdated": "2024-08-22T14:43:24.250Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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