{
  "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 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."
    }, {
      "category" : "description",
      "text" : "CODESYS ist eine herstellerunabhängige Automatisierungssoftware für die Entwicklung von Steuerungsanwendungen in der industriellen Automatisierung.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in CODESYS Gateway Client ausnutzen, um einen Denial of Service Angriff durchzuführen.",
      "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 für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2026-3688 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3688.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-3688 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3688"
    }, {
      "category" : "external",
      "summary" : "GitHub Security Advisory GHSA-cm9r-92x3-hmfj vom 2026-09-30",
      "url" : "https://github.com/advisories/GHSA-cm9r-92x3-hmfj"
    }, {
      "category" : "external",
      "summary" : "VDE CERT vom 2026-09-30",
      "url" : "https://www.certvde.com/en/advisories/VDE-2026-094"
    } ],
    "source_lang" : "en-US",
    "title" : "CODESYS Gateway Client: Schwachstelle ermöglicht Denial of Service",
    "tracking" : {
      "current_release_date" : "2026-09-30T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-10-01T11:11:29.764+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-3688",
      "initial_release_date" : "2026-09-30T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-09-30T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      } ],
      "status" : "final",
      "version" : "1"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "Development System 3 <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Development System 3 <3.5.22.40",
            "product_id" : "T060494"
          }
        }, {
          "category" : "product_version",
          "name" : "Development System 3 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Development System 3 3.5.22.40",
            "product_id" : "T060494-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:development_system_3__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "Gateway <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Gateway <3.5.22.40",
            "product_id" : "T060495"
          }
        }, {
          "category" : "product_version",
          "name" : "Gateway 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Gateway 3.5.22.40",
            "product_id" : "T060495-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:gateway__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "Edge Gateway for Windows <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Edge Gateway for Windows <3.5.22.40",
            "product_id" : "T060496"
          }
        }, {
          "category" : "product_version",
          "name" : "Edge Gateway for Windows 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Edge Gateway for Windows 3.5.22.40",
            "product_id" : "T060496-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:edge_gateway_for_windows__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "HMI (SL) <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS HMI (SL) <3.5.22.40",
            "product_id" : "T060497"
          }
        }, {
          "category" : "product_version",
          "name" : "HMI (SL) 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS HMI (SL) 3.5.22.40",
            "product_id" : "T060497-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:hmi_%2528sl%2529__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "OPC DA Server SL <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS OPC DA Server SL <3.5.22.40",
            "product_id" : "T060498"
          }
        }, {
          "category" : "product_version",
          "name" : "OPC DA Server SL 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS OPC DA Server SL 3.5.22.40",
            "product_id" : "T060498-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:opc_da_server_sl__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "PLCHandler <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS PLCHandler <3.5.22.40",
            "product_id" : "T060499"
          }
        }, {
          "category" : "product_version",
          "name" : "PLCHandler 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS PLCHandler 3.5.22.40",
            "product_id" : "T060499-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:plchandler__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "Runtime Toolkit <3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Runtime Toolkit <3.5.22.40",
            "product_id" : "T060500"
          }
        }, {
          "category" : "product_version",
          "name" : "Runtime Toolkit 3.5.22.40",
          "product" : {
            "name" : "CODESYS CODESYS Runtime Toolkit 3.5.22.40",
            "product_id" : "T060500-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:runtime_toolkit__3.5.22.40"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "Edge Gateway for Linux <4.23.0.0",
          "product" : {
            "name" : "CODESYS CODESYS Edge Gateway for Linux <4.23.0.0",
            "product_id" : "T060501"
          }
        }, {
          "category" : "product_version",
          "name" : "Edge Gateway for Linux 4.23.0.0",
          "product" : {
            "name" : "CODESYS CODESYS Edge Gateway for Linux 4.23.0.0",
            "product_id" : "T060501-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:codesys:codesys:edge_gateway_for_linux__4.23.0.0"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "CODESYS"
      } ],
      "category" : "vendor",
      "name" : "CODESYS"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-76992",
    "product_status" : {
      "known_affected" : [ "T060501", "T060496", "T060495", "T060494", "T060500", "T060499", "T060498", "T060497" ]
    },
    "release_date" : "2026-09-30T22:00:00.000+00:00",
    "title" : "CVE-2026-76992"
  } ]
}