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Description

Philips Hue Bridge HomeKit Accessory Protocol Static Nonce Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the SRP authentication mechanism in the HomeKit Accessory Protocol service, which listens on TCP port 8080 by default. The issue results from the use of a static nonce value. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28451.

PUBLISHED Reserved 2026-03-04 | Published 2026-03-13 | Updated 2026-03-13 | Assigner zdi




HIGH: 8.1CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Problem types

CWE-323: Reusing a Nonce, Key Pair in Encryption

Product status

Default status
unknown

1.73.1973146020
affected

References

www.zerodayinitiative.com/advisories/ZDI-26-157/ (ZDI-26-157)

cve.org (CVE-2026-3559)

nvd.nist.gov (CVE-2026-3559)

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