A vulnerability was found in Philips Hue Lighting System (unknown version) and classified as problematic. This issue affects an unknown code block of the component Token Generation Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, and integrity. The advisory summarizes:

The hue personal wireless system is available for purchase from the Apple Store and other outlets. Out of the box, the system comprises of wireless LED light bulbs and a wireless bridge. The light bulbs can be configured to any of 16 million colors.

The weakness was released 08/13/2013 by Nitesh Dhanjani as Hacking Lightbulbs as not defined blog post (Website). It is possible to read the advisory at dhanjani.com. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Nitesh Dhanjani in Bash and been published immediately after the advisory. The exploit is available at youtu.be. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

dhanjani.com is providing further details. Entry connected to this vulnerability is available at 11470.

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• Philips

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• Hue Lighting System

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• commercial

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