FKIE_CVE-2026-3562

Vulnerability from fkie_nvd - Published: 2026-03-16 14:19 - Updated: 2026-04-27 14:28
Severity ?
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ed25519_sign_open function. The issue results from improper verification of a cryptographic signature. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28480.
References
zdi-disclosures@trendmicro.comhttps://www.zerodayinitiative.com/advisories/ZDI-26-160/Third Party Advisory
Impacted products
Vendor Product Version
philips hue_bridge_v2_firmware *
philips hue_bridge_v2 -
To clipboard 

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  "descriptions": [
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      "value": "Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the ed25519_sign_open function. The issue results from improper verification of a cryptographic signature. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28480."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de Omisi\u00f3n de Autenticaci\u00f3n por Verificaci\u00f3n de Firma Ed25519 de hk_hap en Philips Hue Bridge. Esta vulnerabilidad permite a atacantes adyacentes a la red ejecutar c\u00f3digo arbitrario en instalaciones afectadas de Philips Hue Bridge. La autenticaci\u00f3n no es requerida para explotar esta vulnerabilidad.\n\nLa falla espec\u00edfica existe dentro de la funci\u00f3n ed25519_sign_open. El problema resulta de una verificaci\u00f3n incorrecta de una firma criptogr\u00e1fica. Un atacante puede aprovechar esta vulnerabilidad para omitir la autenticaci\u00f3n en el sistema. Fue ZDI-CAN-28480."
    }
  ],
  "id": "CVE-2026-3562",
  "lastModified": "2026-04-27T14:28:53.410",
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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

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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.
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  • 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.



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