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Questions tagged [jailbreak]

For questions about jailbreaking/rooting mobile devices, as well as questions about security issues specific to jailbroken/rooted mobile devices.

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Is it possible to inject code using physical memory access to jailbreak phones?

Is it possible to inject code into RAM using physical access? For example desolder the RAM chips, solder something between the original RAM chip and the phone motherboard, and use that to directly ...
userdatagram's user avatar
2 votes
1 answer
2k views

Security implications of rooting a SmartTV (LG)

This webpage will exploit your LG webOS smart TV, gain local root privileges, and install the webOS Homebrew Channel. rootmy.tv I really hate the constant ad breaks on YouTube and have rooted my LG ...
Sybil's user avatar
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How did the PSP firmware 5.03 HEN-C exploit work?

On the historical PSP (PlayStation Portable) console on firmware version 5.03 there used to be a thumbnail-based exploit called HEN-C. It worked (under a race condition I presume since it didn't work ...
Sir Muffington's user avatar
3 votes
0 answers
593 views

iOS secure enclave and jailbreak

If an iOS device is jailbroken, I understand an attacker cannot extricate key material from the secure enclave. But would they be able to use keys using CryptoKit within the enclave to encrypt a ...
Ranjit Murali's user avatar
1 vote
0 answers
290 views

Is it possible to bypass the iOS dialogue for taking pictures to upload existing files?

Scenario: An iOS application that prompts the users to take a picture with their iPhone camera. These pictures (e.g. of documents) will then be uploaded to our server. Is there a possible way for an ...
flug.beton's user avatar
1 vote
1 answer
235 views

What is a spinner (empty while loop) doing, and why?

I've seen that in the latest iOS jailbreak, they use so called "spinners". What exactly is a spinner doing? And why? Apparently it's "blocking the thread execution", but why does the exploit need ...
G. Ramistella's user avatar
2 votes
1 answer
10k views

How to prevent "JailBreak detection bypass" by Cydia tools such as "Flex 3" etc?

For sensitive mobile apps such as banking applications, it is recommended to detect if the device is JailBroken and prevent the application from working on that device. But there are tools such as "...
Nitin_Ramesh's user avatar
0 votes
1 answer
232 views

The data(username,passwords) stored in app bundle is safe in a jailbroken ios device

I was testing an iphone application in a jail broken device. I happend to see an intresting thing that the username and passwords are stored in a plist file and Cache.db file in preferences directory ...
sanju vs's user avatar
4 votes
2 answers
4k views

Preventing users from bypassing root/jailbreak detection measures

A pentest was made to our mobile app (Android and iOS version) and we received feedback stating that jailbreak/root detection was ineffective because it was relatively easy to reverse engineer the ...
Victor's user avatar
  • 179
3 votes
2 answers
377 views

Why doesn't Apple prevent iPhone jailbreaking by encrypting iOS and installing it on an independent chip?

Why doesn't Apple prevent iPhone jailbreaking by encrypting iOS and installing it on an independent chip? With this I mean iOS will be encrypted with AES or any other very strong encryption algorith ...
agarwaen's user avatar
-2 votes
3 answers
1k views

Is it possible to jail break a iphone without knowing passcode/touchid?

If a hacker steals my phone and does not know my passcode/touch id.. will it be possible for him to jailbreak my device and access all my data? particularly data in keychain?
nari447's user avatar
  • 101
1 vote
1 answer
239 views

How do iOS Jailbreaks work? [closed]

I know that iOS Jailbreaks are just simply exploits for iOS to get root on the device, but what files do they modify/what techniques are used in order to gain root on the device? Can't you just log in ...
noodles's user avatar
  • 83
9 votes
2 answers
3k views

Genuineness of Application Pentest On Jailbroken iOS Device

Having read books on iOS Pentesting, I noted almost all security testcases or tool(s) require a jailbroken device. I looked for information about this, because it is needed to perform those tests or ...
Hoper's user avatar
  • 245
3 votes
1 answer
1k views

What happens to data in the Secure Element when a device is Jailbroken?

I want to store a key in the SecureElement within a non-Jailbroken device. What happens when a device is Jailbroken? Knowing that the private key can't be extracted, can the key be used to sign or ...
makerofthings7's user avatar
2 votes
1 answer
188 views

How much of the FUD around jailbreaking has any merit?

So many security vendors and app providers warn us users against jailbreaking iOS devices. The fear mongering is often very dramatic. However I can't find real world examples of actual problems caused ...
user12824's user avatar
3 votes
0 answers
193 views

Does hardware encryption fail for jailbroken iOS device?

I know that iOS has a hardware encryption that it encrypts all your data using your passcode when the screen is locked. However, when I jailbreak my iPhone and ssh to the iOS device, I can browse all ...
n3v3rm03's user avatar
  • 143
2 votes
2 answers
518 views

Is it realistic for a script kiddie to remotely hack into a jailbroken iPhone?

If my iPhone was jailbroken and I plugged it into a computer controlled by the hacker, unlocked the phone, and clicked "trust this computer" to share photos with it, would it be realistic for a ...
genealogyxie's user avatar
-2 votes
1 answer
466 views

Why is jailbreaking so easy [closed]

Since the beginning of time people have been jailbreaking their iPhones/iPads (Sigh). Somehow, no one seemed to wonder "why is is the process of gaining full root access so easy?" there used to be ...
EKZ12U's user avatar
  • 21
2 votes
2 answers
2k views

Should an iOS app be allowed to run on jailbroken devices?

Considering the iOS apps which are to be used by general public (transfer money, booking tickets, chat, video etc): Is there a way so that an app can't be installed on a jailbroken device? If an ...
one's user avatar
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