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ID

VAR-202603-0926


CVE

CVE-2026-3559


TITLE

philips' Hue Bridge V2  Vulnerability in firmware regarding reuse of cryptographic nonce and key pairs

Trust: 0.8

sources: JVNDB: JVNDB-2026-013580

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. This vulnerability can affect attackers adjacent to the network. ZDI-CAN-28451 It was reported as.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software will not stop

Trust: 2.25

sources: NVD: CVE-2026-3559 // JVNDB: JVNDB-2026-013580 // ZDI: ZDI-26-157

AFFECTED PRODUCTS

vendor:philipsmodel:hue bridge v2scope:ltversion:1975170000

Trust: 1.0

vendor:フィリップスmodel:hue bridge v2scope:eqversion:hue bridge v2 firmware 1975170000

Trust: 0.8

vendor:フィリップスmodel:hue bridge v2scope:eqversion: -

Trust: 0.8

vendor:フィリップスmodel:hue bridge v2scope: - version: -

Trust: 0.8

vendor:philipsmodel:hue bridgescope: - version: -

Trust: 0.7

sources: ZDI: ZDI-26-157 // JVNDB: JVNDB-2026-013580 // NVD: CVE-2026-3559

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com: CVE-2026-3559
value: HIGH

Trust: 1.0

OTHER: JVNDB-2026-013580
value: HIGH

Trust: 0.8

ZDI: CVE-2026-3559
value: HIGH

Trust: 0.7

zdi-disclosures@trendmicro.com: CVE-2026-3559
baseSeverity: HIGH
baseScore: 8.1
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: 2.8
impactScore: 5.2
version: 3.0

Trust: 1.0

OTHER: JVNDB-2026-013580
baseSeverity: HIGH
baseScore: 8.1
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
attackVector: ADJACENT NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

ZDI: CVE-2026-3559
baseSeverity: HIGH
baseScore: 8.1
vectorString: AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: 2.8
impactScore: 5.2
version: 3.0

Trust: 0.7

sources: ZDI: ZDI-26-157 // JVNDB: JVNDB-2026-013580 // NVD: CVE-2026-3559

PROBLEMTYPE DATA

problemtype:CWE-323

Trust: 1.0

problemtype:Reusing nonces and key pairs for cryptographic operations (CWE-323) [ others ]

Trust: 0.8

sources: JVNDB: JVNDB-2026-013580 // NVD: CVE-2026-3559

PATCH

title:ZDI-26-157 | Zero Day Initiativeurl:https://www.zerodayinitiative.com/advisories/ZDI-26-157/

Trust: 0.8

title:Fixed in Bridge v2 Software version 1975170000url:https://www.philips-hue.com/en-ca/support/release-notes/bridge

Trust: 0.7

sources: ZDI: ZDI-26-157 // JVNDB: JVNDB-2026-013580

EXTERNAL IDS

db:NVDid:CVE-2026-3559

Trust: 3.3

db:ZDIid:ZDI-26-157

Trust: 1.7

db:JVNDBid:JVNDB-2026-013580

Trust: 0.8

db:ZDI_CANid:ZDI-CAN-28451

Trust: 0.7

sources: ZDI: ZDI-26-157 // JVNDB: JVNDB-2026-013580 // NVD: CVE-2026-3559

REFERENCES

url:https://www.zerodayinitiative.com/advisories/zdi-26-157/

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2026-3559

Trust: 0.8

url:https://www.philips-hue.com/en-ca/support/release-notes/bridge

Trust: 0.7

sources: ZDI: ZDI-26-157 // JVNDB: JVNDB-2026-013580 // NVD: CVE-2026-3559

CREDITS

Ho Xuan Ninh (@Xuanninh1412) and Hoang Hai Long (@seadragnol) from Qrious Secure (@qriousec)

Trust: 0.7

sources: ZDI: ZDI-26-157

SOURCES

db:ZDIid:ZDI-26-157
db:JVNDBid:JVNDB-2026-013580
db:NVDid:CVE-2026-3559

LAST UPDATE DATE

2026-06-19T23:34:52.497000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-26-157date:2026-03-06T00:00:00
db:JVNDBid:JVNDB-2026-013580date:2026-04-30T03:29:00
db:NVDid:CVE-2026-3559date:2026-04-27T14:47:38.697

SOURCES RELEASE DATE

db:ZDIid:ZDI-26-157date:2026-03-06T00:00:00
db:JVNDBid:JVNDB-2026-013580date:2026-04-30T00:00:00
db:NVDid:CVE-2026-3559date:2026-03-16T14:19:51.820