Questions tagged [permissions]

The access that apps advertise that they need to function. Example: Full internet access, send SMS messages, etc. Please use this tag for app-permissions only. For file permissions, use 'file-permissions' instead.

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12 views

Whatsapp can access my microphone after disabling all sensors, other apps cannot

I've recently discovered the developer option "quick access toggle" for turning off all sensors on Android 10 on my Redmi and thought: "Finally a way to regain some control for when ...
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24 views

Can WhatsApp be used without granting contacts permission?

I'm trying to install WhatsApp, but I'm obviously uncomfortable about serving up my entire address book for Facebook to trawl through. I've found plenty of posts from a few years back saying it is ...
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21 views

Cannot access network from non-root users in terminal (Permission denied) [duplicate]

Preamble My problem is, to run specific commands (i.e., start specific processes, possibly at background) on boot. I've installed Termux, so I want to start some of its commands at boot time, such as ...
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20 views

When do apps need storage permission?

I thought that each app can always freely manage its directory in /Android folder. AFAIK code is in app/ and data in obb/ folders. But many apps (e.g. games) display a message about needing local ...
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15 views

How to (re)mount an FUSE partition and set (or change) its options, especially permission-wise?

Note: If you don't mind reading all these, jump to "The Questions" section. The Actual Problem I have write permissions problems with both my external (i.e. external SD card) and internal ...
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20 views

Is it OK to run dnscrypt-proxy as root, in terms of security?

I have dnscrypt-proxy installed. Its file permissions are set to: 755; Its files are owned by root; /etc/resolv.conf file permission is set to: 755; /etc/resolv.conf is owned by root. What bothers ...
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35 views

Internal Storage Not showing in andriod

I have oneplus one and I use it for experimental purposes. Yesterday I flashed Lineage OS 17 (andriod 10). It was working fine as I was trying to get Sony Music and Dolby App. After learning my issue ...
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19 views

'Network permission' notifications for apps in Android 10 - turning off

I have Android 10 on my phone. In the 'Settings - SIM card & mobile data - Mobile Data - Network Permissions' menu, I have set wifi & mobile data access as "disable network" for some ...
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33 views

Is there a way to allow app permissions while not allowing them?

I have an app (android) I want to use for something minor, so it's not a need, just a want. All it's supposed to do is control some lights. But it's asking for every permission you can think of (...
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37 views

Why would an app ask for location permission when configuring an IP camera?

Why would this android phone app for this IP camera need location services to be turned on before it gets set up? Surely that's a security risk. If the camera company's database is ever hacked, an ...
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1answer
116 views

com.whatsapp_preferences.xml periodically gets overwritten how to prevent that from happening

on a magisk rooted Android 10 device com.whatsapp_preferences.xml ( /data/data/com.whatsapp ? ... can't remember that path now ) has been updated with non default parameters as I needed but it ...
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29 views

Does cell service provider has ability to display ads over other apps?

I came to realize that in rare occasions when using the Android phone, Cell service provider (Mobile Network provider) shows some popup advertisements. Regardless of the app, screen I was in it always ...
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63 views

How to mount a tmpfs directory that would be allowed to be read and written to by any app? (root available)

I am trying to create some volatile (tmpfs) storage for my Android, to avoid clutter. I am trying to follow the previous questions: making manually mounted partition folders write accessible to all ...
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16 views

Android device screen turning off results in chroot network errors: “ping: sendmsg: Operation not permitted”

I am running Arch Linux ARM in an Android chroot environment. When I first created the environment my user account user was able to access the network and create sockets, however the root account was ...
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57 views

Why do Google Play Services appear to access Location despite being disallowed to?

On my phone I disallowed Google Play Services access to Location many months ago. Yet Recent Location Requests item of the Settings still gets them listed: How can this happen? Do Google Play ...
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16 views

IBCI custom android 5.1.1 missing Developer mode

I have a handheld POS terminal with a custom ICBC android 5.1.1 "TERMINAL VERSION" installed. A lot is missing in the version, tapping "about terminal", then "build number&...
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26 views

Trouble with USB debugging permissions

My screen is cracked and I'm using an app called Vysor to be able to view the phone and to transfer files when my new phone comes in. The problem I'm running into is that even though I'm in developer ...
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63 views

App is obscuring a permission request settings can't verify your response, can't turn off Overlay

I need to use DroidCam in my phone and PC, it's an app that lets you use your phone cam as a webcam in your PC. Other programs don't work. Since my internet connection is really slow I have to use it ...
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1answer
96 views

Android can't view local content after OS upgrade

After upgrading to Android 10, I am not able to use the Files app to view local files on my phone. If I run Files and view the Downloads folder, for example, it merely says "Can't load content at ...
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126 views

Grant permissions to a service launched with ADB?

I'm trying to get a simple accessibility service, like Google's Voice Access or Button Mapper to work on an LG Exalt LTE, running a stripped down version of Marshmellow. The stock is missing many UI ...
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1answer
62 views

What can an app like WhatsApp acess on my phone

The app WhatsApp would like to have permission to access my device's photos, media and files. If I grant permission, exactly what can (could) the application access? Can it access all of the photos ...
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144 views

How to make an android app access browse external SD card?

The apk im trying to get to work is exagear 3.0.1. It is the one with which you can get some things running on windows, including what i want to run but things I want to run are too big filesize to ...
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23 views

Unable to Block or Allow permissions on Google Chrome

When I navigate to a website on my Android Phone I periodically get a prompt for me to Block or Allow a site permission to (e.g.,) use my location. I try to click block or allow and nothing happens. ...
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70 views

How do I revoke permissions that are preventing an App reinstalling on Android Pie

I am trying to re-install File Commander in Android 9 but Office Suite is creating a conflict with the permissions. I tried uninstalling Office Suite but no change. File Commander isn't installed. ...
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1answer
42 views

Will this Remove a Permission from an App?

So I downloaded an app from the web today, but it had some permissions I was uncomfortable with granting. So, I used APKTool to decompile the APK, removed the suspicious permission from the manifest, ...
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36 views

One Plus 7 - phone restarted after downloading an app and all apps permission got reset to default

I recently downloaded a game from the play store (Hitman Sniper). After the game completed installing, the phone automatically restarted and after that whichever app I opened, it asked for the ...
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65 views

No permissions but still able to access storage

I'm kinda frustrated! The app has absolutely no permissions but still is able to access my storage (photos and files) on both Xiaomi MI 9T Pro and OnePlus 6 running Android 10 which is all about ...
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115 views

Keeping ADB permissions while USB tethering

It seems that I can only get ADB permissions for my device only while in MTP or PTP mode and NOT in USB tethering mode, which is what I need. I have done plenty of research but I stumbled upon so ...
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10 views

What can malware on Android 10 actually do? [duplicate]

I was hoping to get an idea of how well modern versions of Android protect your phone using sandboxing. If you install an app and don't grant it any permissions what types of common malware activities ...
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1answer
211 views

to identify these services after upg. to andr 10?

To all, please tell me if this is relevant to the forum. the problem: I want to identify these services that appear after the upgrade to Android 10, in adjustments -> applications and ...
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1answer
81 views

What can you do when you can't chmod /system/bin/chmod?

I have changed the permissions of the file \system\bin\chmod from 777(-rwxrwxrwx) to 644 (-rw-r--r--), how can I turn back to 777? I don't know is this may be relevant, but I'm using a samsung J5 ...
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50 views

mounting an app folder to external storage fails for Write access on Android Q but will work in Android Pie

I could mount my partitions holding whatsapp (exFat) and titanium ( ext4 ) backup data on android Pie but right now on Q it will not let a RW operation be performed after mounting I understand /...
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45 views

Android App Permission Camera always >= 1?

Somehow, even after going through all the apps under `app permissions' and revoking microphone and camera access I get as a summary that 1 of X apps use the camera and 1 of Y apps use the microphone. ...
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68 views

making manually mounted partition folders write accessible to all apps

I have 3 partitions on my micro SD card which are all ExT4 partition 1 : main partition for external SD card data with download folders partition 2 & 3 : for WhatsApp and linked apps ...
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138 views

How to block an app from accessing my speaker?

How do I prevent an app from playing audio on an Android?
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37 views

How to limit data access in phone state permission

One Android app is asking for READ_PHONE_STATE to verify that the mobile number entered for registration actually exists on the same phone. I don't have a problem with this however I am using a dual ...
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2answers
164 views

How does Whatsapp use my mobile fingerprint in their app?

How does Whatsapp access my fingerprint? WhatsApp did not ask permission to use my fingerprint. Then how do they use my fingerprint for unlocking?
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46 views

How is it possible that I run android apps with the right user rights

I learned for every app I installed on my Android, a new user is created. And the data for this app is stored in /data/data/app folder with the only access permission to the user that is created for ...
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25 views

Why are certain functions permissible while others are not (from a security standpoint)?

You would think there must be some sort of logical convention or decision-making that leads to what is or is not permissible, followed by sanity checks against each functions' interactions for ...
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40 views

Is there any way to completely block an app from using audio?

Every time I open an app (in this particular case, Pokemon Go), My bluetooth headphones are automatically swapped to my phone, even if I am actively using them to listen to music from another source. ...
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1answer
383 views

Insufficent rights for npm install in Termux on Android

I'm trying to install a Node.js module in a folder, for example, /data/data/com.termux/files/home/storage/shared/documents/projects/code/js/test-npm, from Termux on rooted Android 6 running npm ...
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1answer
2k views

Why I cannot grant “Allow all the time” location permission to Whatsapp?

I have a Pixel 4 and Android 10 stock, and the system only offers me these options for location permission of this app: Allow only while the app is in use Deny But there is no "Allow all the time". ...
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41 views

Can I uninstall preinstalled apps and reinstall them from Play store for enhanced security?

I'm reading Android Hacker's Handbook, and it chapter 2 it says: Applications are typically broken into two categories: pre-installed and user-installed. Pre-installed applications include [..]. ...
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90 views

Why `diag_mdlog` not able to write on `/sdcard` if it is fired from an Android App that has write permissions?

I am getting a weird behavior with diag_mdlog executable. I am executing it from my Android app as su -c /vendor/bin/diag_mdlog -o /sdcard/abc -f /sdcard/Test.cfg The issue is: if the android ...
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174 views

removing privileged permissions from pre-installed apps

Many pre-installed apps get privileged permissions, which are defined in /etc/permissions/privapp-permissions-*.xml files. Given a rooted device, it would be possible to edit those files in order to ...
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1answer
2k views

List of ADB settable permissions

I am searching for a list of permissions that can be set with adb. I could just iterate through all permissions and ignore the failed ones but i'd rather filter out the ones that i know can't be set ...
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1answer
56 views

Is permission elevation still a security issue for end users when updating Android?

Is this still an issue for end users?: Researchers have determined that the Android update process has a vulnerability that allows permission elevation without user knowledge. Android allows ...
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1answer
5k views

How to disable the OTG (USB) on Android 9?

I want to disable the OTG (USB) on Android 9. I coud control it on Android 6 by disabling a permission on the file android.hardware.usb.host.xml located in /system/etc/permission but it is not working ...
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185 views

permissions.default.microphone on Firefox for Android

I want Firefox for Android to allow microphone access by default, so I don't have to click a notification window all the time. In the desktop version you can go to about:config in the url bar and set ...
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2answers
57 views

Are these app permissions normal?

Can it be used to steal personal data or intercept/view online activity?

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