WID-SEC-W-2026-0340

Vulnerability from csaf_certbund - Published: 2026-02-08 23:00 - Updated: 2026-02-08 23:00
Summary
D-LINK DIR-823X und DWR-M921 Router: Mehrere Schwachstellen ermöglichen Ausführen von beliebigem Programmcode mit Administratorrechten
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: Router der Firma D-LINK enthalten eine Firewall und in der Regel eine WLAN-Schnittstelle. Die Geräte sind hauptsächlich für private Anwender und Kleinunternehmen konzipiert.
Angriff: Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in D-LINK Router ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen.
Betroffene Betriebssysteme: - BIOS/Firmware
CVE-2026-2061
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2063
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2081
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2082
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2084
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2120
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2129
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2142
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2143
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2155
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2157
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2175
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2210
Affected products
Product Identifier Version Remediation
D-LINK Router DIR-823X firwmare 250416
D-LINK / Router
 cpe:/h:d-link:router:dir-823x_firwmare_250416 DIR-823X firwmare 250416
CVE-2026-2085
Affected products
Product Identifier Version Remediation
D-LINK Router DWR-M921 firmware 1.1.50
D-LINK / Router
 cpe:/h:d-link:router:dwr-m921_firmware_1.1.50 DWR-M921 firmware 1.1.50
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": "Router der Firma D-LINK enthalten eine Firewall und in der Regel eine WLAN-Schnittstelle. Die Ger\u00e4te sind haupts\u00e4chlich f\u00fcr private Anwender und Kleinunternehmen konzipiert.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in D-LINK Router ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "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-2026-0340 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0340.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-0340 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0340"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5598"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5631"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5728"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5729"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5731"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5732"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5775"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5792"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5794"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5805"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5806"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5819"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-02-08",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-5826"
      }
    ],
    "source_lang": "en-US",
    "title": "D-LINK DIR-823X und DWR-M921 Router: Mehrere Schwachstellen erm\u00f6glichen Ausf\u00fchren von beliebigem Programmcode mit Administratorrechten",
    "tracking": {
      "current_release_date": "2026-02-08T23:00:00.000+00:00",
      "generator": {
        "date": "2026-02-09T10:53:27.290+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2026-0340",
      "initial_release_date": "2026-02-08T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-02-08T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "DIR-823X firwmare 250416",
                "product": {
                  "name": "D-LINK Router DIR-823X firwmare 250416",
                  "product_id": "T050607",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:d-link:router:dir-823x_firwmare_250416"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "DWR-M921 firmware 1.1.50",
                "product": {
                  "name": "D-LINK Router DWR-M921 firmware 1.1.50",
                  "product_id": "T050608",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:d-link:router:dwr-m921_firmware_1.1.50"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Router"
          }
        ],
        "category": "vendor",
        "name": "D-LINK"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-2061",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2061"
    },
    {
      "cve": "CVE-2026-2063",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2063"
    },
    {
      "cve": "CVE-2026-2081",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2081"
    },
    {
      "cve": "CVE-2026-2082",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2082"
    },
    {
      "cve": "CVE-2026-2084",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2084"
    },
    {
      "cve": "CVE-2026-2120",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2120"
    },
    {
      "cve": "CVE-2026-2129",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2129"
    },
    {
      "cve": "CVE-2026-2142",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2142"
    },
    {
      "cve": "CVE-2026-2143",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2143"
    },
    {
      "cve": "CVE-2026-2155",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2155"
    },
    {
      "cve": "CVE-2026-2157",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2157"
    },
    {
      "cve": "CVE-2026-2175",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2175"
    },
    {
      "cve": "CVE-2026-2210",
      "product_status": {
        "known_affected": [
          "T050607"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2210"
    },
    {
      "cve": "CVE-2026-2085",
      "product_status": {
        "known_affected": [
          "T050608"
        ]
      },
      "release_date": "2026-02-08T23:00:00.000+00:00",
      "title": "CVE-2026-2085"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.