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Baseband Device
the Baseband Device is the chipset that all iPhones and cellular models of the Apple Watch, iPad, iPad Air, iPad mini, and iPad Pro use that manages all the functions which require a cellular antenna. it has its own RAM and Firmware in NOR flash, separate from the ARM core resources. The baseband is a resource to the OS. The Wi-Fi and Bluetooth are managed by the main CPU, although the baseband stores it's MAC addresses in its NVRAM.
See also: Baseband Commands and iOS Baseband Tools.
Device List
PMB8876 S-Gold 2
PMB8878 X-Gold 608
XMM 6180 X-Gold 618
- iPad 2 (iPad2,2)
- iPhone 4 (iPhone3,1) and (iPhone3,2)
MDM6600
- iPad 2 (iPad2,3)
- iPhone 4 (iPhone3,3)
MDM6610
MDM9600
MDM9615
MDM9625
MDM9635
MDM9645
PMB9943 X-Gold 736
MDM9655
PMB9948 X-Gold 748
PMB9955 X-Gold 756
- Apple Watch Series 4
- Apple Watch Series 5
- iPad (7th generation)
- iPad Air (3rd generation)
- iPad Pro (11-inch)
- iPad Pro (12.9-inch) (3rd generation)
- iPad mini (5th generation)
- iPhone XR
- iPhone XS
- iPhone XS Max
PMB9960 X-Gold 766
- iPad Pro (11-inch) (2nd generation)
- iPad Pro (12.9-inch) (4th generation)
- iPhone 11
- iPhone 11 Pro
- iPhone 11 Pro Max
- iPhone SE (2nd generation)
Seczone
This is the area in the baseband where the lock state is stored.
Layout
0x400--NCK token 0xA00--IMEI signature 0xB00--IMEI 0xC00--Locks table
Encryption
Many of the sections are encrypted using TEA based off the CHIPID and NORID. See NCK Brute Force for more info.
Exploits
PMB8876 S-Gold 2
PMB8878 X-Gold 608
XMM 6180 X-Gold 618
MDM6600
- None
MDM6610
- None
MDM9600
- None
MDM9615
- None
MDM9625
- None
MDM9635
- None
MDM9645
- none
PMB9943 X-Gold 736
- none
MDM9655
- none
PMB9948 X-Gold 748
- none
PMB9955 X-Gold 756
- none
PMB9960 X-Gold 766
- none
