WID-SEC-W-2022-1395

Vulnerability from csaf_certbund - Published: 2022-09-12 22:00 - Updated: 2023-03-22 23:00
Summary
lighttpd: 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
lighttpd ist ein Open Source Webserver.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in lighttpd ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux - Windows
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": "lighttpd ist ein Open Source Webserver.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in lighttpd ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\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-2022-1395 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1395.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1395 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1395"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-1705 vom 2023-03-23",
        "url": "https://alas.aws.amazon.com/ALAS-2023-1705.html"
      },
      {
        "category": "external",
        "summary": "NIST Database vom 2022-09-12",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-37797"
      },
      {
        "category": "external",
        "summary": "Lighthttp Issue 3165",
        "url": "https://redmine.lighttpd.net/issues/3165"
      },
      {
        "category": "external",
        "summary": "Red Hat Bug-Tracker 2126414 vom 2022-09-13",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2126414"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5243 vom 2022-09-28",
        "url": "https://lists.debian.org/debian-security-announce/2022/msg00212.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3133 vom 2022-10-03",
        "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00002.html"
      }
    ],
    "source_lang": "en-US",
    "title": "lighttpd: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-03-22T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:35:03.502+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-1395",
      "initial_release_date": "2022-09-12T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-09-12T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-09-13T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-09-28T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-10-03T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-03-22T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Amazon aufgenommen"
        }
      ],
      "status": "final",
      "version": "5"
    }
  },
  "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": "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": "Open Source lighttpd 1.4.65",
            "product": {
              "name": "Open Source lighttpd 1.4.65",
              "product_id": "1183744",
              "product_identification_helper": {
                "cpe": "cpe:/a:lighttpd:lighttpd:1.4.65"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-37797",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in lighttpd. In der Funktion \"mod_wstunnel\" wird ein Zeiger nicht initialisiert, wenn ein fehlerhafter HTTP-Request erhalten wird. In Folge kommt es zu einer Null-Pointer-Dereferenzierung. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "1183744",
          "398363"
        ]
      },
      "release_date": "2022-09-12T22:00:00.000+00:00",
      "title": "CVE-2022-37797"
    }
  ]
}


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Detection rules are retrieved from Rulezet.