Tue. Oct 15th, 2019

‘World’s first Bluetooth hair straighteners’ could be simply hacked

Right here’s a factor that ought to have by no means been a factor: Bluetooth-connected hair straighteners.

Glamoriser, a U.Okay. agency that payments itself because the maker of the “world’s first Bluetooth hair straighteners,” permits customers to hyperlink the machine to an app, which lets the proprietor set sure warmth and elegance settings. The app can be used to remotely swap off the straighteners inside Bluetooth vary.

Huge drawback, although. These straighteners could be hacked.

Safety researchers at Pen Check Companions purchased a pair and examined them out. They discovered that it was simple to ship malicious Bluetooth instructions inside vary to remotely management an proprietor’s straighteners.

The researchers demonstrated that they may ship certainly one of a number of instructions over Bluetooth, such because the higher and decrease temperature restrict of the machine — 122°F and 455°F respectively — in addition to the shut-down time. As a result of the straighteners don’t have any authentication, an attacker can remotely alter and override the temperature of the straighteners and the way lengthy they keep on — as much as a restrict of 20 minutes.

“As there isn’t a pairing or bonding established over [Bluetooth] when connecting a cellphone, anybody in vary with the app can take management of the straighteners,” mentioned Stuart Kennedy in his weblog submit, shared first with TechCrunch.

There’s a caveat, mentioned Kennedy. The straighteners solely enable one concurrent connection. If the proprietor hasn’t linked their cellphone or they exit of vary, solely then can an attacker goal the machine.

Right here at TechCrunch we’re all for setting issues on hearth “for journalism,” however on this case the numbers converse for themselves. If, per the researchers’ findings, the straighteners might be overridden to the utmost temperature of 455°F on the timeout of 20 minutes, that’s establishing a primary situation for a hearth — or at very least burn injury.

It’s estimated that as many as 650,000 home fires within the U.Okay. are attributable to hair straighteners and curling irons left on. In some instances it might probably take greater than a half-hour for these heated gadgets to chill all the way down to secure ranges. U.Okay. hearth and rescue companies have known as on house owners to bodily pull the plug on their gadgets to stop fires and injury.

Glamoriser didn’t reply to a request for remark previous to publication. The app hasn’t been up to date since June 2018, suggesting a repair has but to be put in place.

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