WID-SEC-W-2023-2263

Vulnerability from csaf_certbund - Published: 2023-09-04 22:00 - Updated: 2024-11-27 23:00
Summary
FRRouting Project FRRouting: Schwachstelle ermöglicht Denial of Service
Severity
Mittel
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: FRRouting (FRR) ist eine freie und quelloffene Internet-Routing-Protokollsuite für Linux- und Unix-Plattformen. Es implementiert BGP, OSPF, RIP, IS-IS, PIM, LDP, BFD, Babel, PBR, OpenFabric und VRRP, mit Alpha-Unterstützung für EIGRP und NHRP.
Angriff: Ein Angreifer kann eine Schwachstelle in FRRouting Project FRRouting ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux - UNIX
CVE-2023-41909

Es besteht eine Schwachstelle im FRRouting-Projekt FRRouting. Dieser Fehler existiert in bgpd/bgp_flowspec.c-Prozessen, die Anfragen ohne Attribute erlauben, was zu einer NULL-Zeiger-Dereferenz führt. Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen.

Affected products
Product Identifier Version Remediation
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
SUSE Linux
SUSE
 cpe:/o:suse:suse_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Product Identifier Version Remediation
FRRouting Project FRRouting <=9.0
FRRouting Project / FRRouting
 <=9.0
References
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": "FRRouting (FRR) ist eine freie und quelloffene Internet-Routing-Protokollsuite f\u00fcr Linux- und Unix-Plattformen. Es implementiert BGP, OSPF, RIP, IS-IS, PIM, LDP, BFD, Babel, PBR, OpenFabric und VRRP, mit Alpha-Unterst\u00fctzung f\u00fcr EIGRP und NHRP.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann eine Schwachstelle in FRRouting Project FRRouting ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "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-2023-2263 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2263.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2263 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2263"
      },
      {
        "category": "external",
        "summary": "FRRouting Security Notification vom 2023-09-04",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-41909"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3573 vom 2023-09-19",
        "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3709-1 vom 2023-09-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016260.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3762-1 vom 2023-09-25",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016319.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6436-1 vom 2023-10-18",
        "url": "https://ubuntu.com/security/notices/USN-6436-1"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-514DB5339E vom 2023-11-06",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-514db5339e"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-61ABBA57D8 vom 2023-11-06",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-61abba57d8"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-CE436D56F8 vom 2023-11-06",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-ce436d56f8"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2156 vom 2024-04-30",
        "url": "https://access.redhat.com/errata/RHSA-2024:2156"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2981 vom 2024-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2024:2981"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:4090-1 vom 2024-11-28",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/BBQ2F6B52UDKPMMML6F24O4RGXPC3B6U/"
      }
    ],
    "source_lang": "en-US",
    "title": "FRRouting Project FRRouting: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-11-27T23:00:00.000+00:00",
      "generator": {
        "date": "2024-11-28T12:09:12.528+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.8"
        }
      },
      "id": "WID-SEC-W-2023-2263",
      "initial_release_date": "2023-09-04T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-09-04T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-09-20T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-25T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-17T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-11-06T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-04-29T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-05-21T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-11-27T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "9"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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_version_range",
                "name": "\u003c=9.0",
                "product": {
                  "name": "FRRouting Project FRRouting \u003c=9.0",
                  "product_id": "T029717"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c=9.0",
                "product": {
                  "name": "FRRouting Project FRRouting \u003c=9.0",
                  "product_id": "T029717-fixed"
                }
              }
            ],
            "category": "product_name",
            "name": "FRRouting"
          }
        ],
        "category": "vendor",
        "name": "FRRouting Project"
      },
      {
        "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": [
          {
            "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-2023-41909",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im FRRouting-Projekt FRRouting. Dieser Fehler existiert in bgpd/bgp_flowspec.c-Prozessen, die Anfragen ohne Attribute erlauben, was zu einer NULL-Zeiger-Dereferenz f\u00fchrt. Ein Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "74185"
        ],
        "last_affected": [
          "T029717"
        ]
      },
      "release_date": "2023-09-04T22:00:00.000+00:00",
      "title": "CVE-2023-41909"
    }
  ]
}



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