CVE-2021-33017

Philips IntelliBridge EC 40 and EC 80 Hub Authentication Bypass Using an Alternate Path or Channel

HIGH

8.8

CVSS Score

Published: December 27, 2021 at 06:48 PM UTC

Updated: June 17, 2026 at 03:54 AM UTC

4 products affected across 1 vendorIntellibridge EC40 FirmwareIntellibridge EC80 FirmwareIntelliBridge EC80

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Severity

HIGH8.8

Exploit prediction

EPSS 0.5%

Description

The standard access path of the IntelliBridge EC 40 and 60 Hub (C.00.04 and prior) requires authentication, but the product has an alternate path or channel that does not require authentication.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Intellibridge EC40 Firmware · Philips

95%

v ≤ c.00.04

philips-intellibridge-ec40 (same device)

Intellibridge EC80 Firmware · Philips

95%

v ≤ c.00.04

philips-intellibridge-ec80 (same device)

IntelliBridge EC40 · Philips

60%

v ≤ C.00.04

IntelliBridge EC80 · Philips

60%

v ≤ C.00.04

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCThird Party AdvisoryUS Government Resource

Source: [email protected]

https://www.cisa.gov/uscert/ics/advisories/icsma-21-322-01

CVSS

8.8HIGH[email protected]

Attack Vector: ADJACENT_NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-288

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