Difference between revisions of "Apple Watch Series 3"

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(Exploitation: Add a bit of information about how one can use checkm8 on an Apple Watch S3.)
(Exploitation)
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== Exploitation ==
 
== Exploitation ==
The [[t8004]] Processor found inside the S3 watch is vulnerable to checkm8. By connecting it to macOS via an [[iBUS]] adapter, the watch can be kicked into "pwned DFU mode" via [[ipwndfu]].
+
The bootrom found in the [[T8004]] CPU inside the S3 watch is vulnerable to [[checkm8]].
  +
<br>By connecting it to a computer running macOS or Linux using an [[iBUS]] adapter, the watch can be kicked into "pwned DFU mode" via [[ipwndfu]].
   
 
A public jailbreak using this vulnerability on watchOS has not yet been developed, and no tools outside of ipwndfu itself support Apple Watch firmware, yet.
 
A public jailbreak using this vulnerability on watchOS has not yet been developed, and no tools outside of ipwndfu itself support Apple Watch firmware, yet.

Revision as of 10:40, 12 July 2020

Apple Watch Series 3

The Apple Watch Series 3 was first introduced at Apple's "Let's meet at our place" keynote on 12 September 2017.

Internally, the Apple Watch Series 3 is referred to as N111sAP (Watch3,1 - 38mm Cellular), N111bAP (Watch3,2 - 42mm Cellular), N121sAP (Watch3,3 - 38mm), and N121bAP (Watch3,4 - 42mm).

Application Processor

The Apple Watch Series 3 makes use of the T8004 (S3) Processor. It also contains a GPS module, and on cellular models an LTE chip.

Exploitation

The bootrom found in the T8004 CPU inside the S3 watch is vulnerable to checkm8.
By connecting it to a computer running macOS or Linux using an iBUS adapter, the watch can be kicked into "pwned DFU mode" via ipwndfu.

A public jailbreak using this vulnerability on watchOS has not yet been developed, and no tools outside of ipwndfu itself support Apple Watch firmware, yet.

Specifications

  • Display: Retina OLED
  • Screen: Ion-X glass or sapphire crystal
  • Compatibility (GPS): iOS 11 or later running on an iPhone 5s or newer
  • Compatibility (GPS+LTE): iOS 11 or later running on an iPhone 6 or newer

Links