same as permissions "file system permissions" - access control based on user, group, or global access.

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29 views

How can I change user privileges to chance settings?

I'm new to Ubuntu, and I lack some basic knowledge to acomplish tasks even I would think easy. I installed Ubuntu. After that, I have change root password and removed the user from "sudo" group. ...
1
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0answers
38 views

Problems running anything with elevated privileges in GUI

This problem started today. I cannot run any programs with elevated privileges from the Unity GUI. I am in the sudo group, and all of this worked fine yesterday...Ubuntu 14.04 Software Center ...
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0answers
42 views

systemctl command permissions

Does anyone have a good way to restrict access to systemctl and some of it's commands? systemctl reboot or systemctl poweroff seem to take effect immediately, with no request for root permissions.
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0answers
86 views

Maximal file upload size is not persistent in ownCloud

ownCloud has the option to change the maximal file upload size via the admin panel. After updating to PHP7 (and ownCloud 9.0.0) it said, that it has no privileges to write this value. So, I changed ...
0
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1answer
26 views

Ubuntu privileges for ownCloud

Who should be the owner of my /var/www/html/owncloud directory? By default it is root because I have to unzip as root in this directory. Should I change the owner of this directory to www-data then? ...
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3answers
54 views

Trying to get Root Privileges for Ubuntu 15.10 [duplicate]

I'm trying to run GParted, but it says that I need root privileges. How do I get them for Ubuntu 15.10?
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vote
1answer
60 views

Why do users created from System settings > user accounts not appear in sudoers?

I'm running Ubuntu 15.10 on different machines. On one of those I had to create a new user from command line (adduser) and then I added it to /etc/sudoers to give admin authorizations to that user. ...
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0answers
25 views

(32) insufficient privilages

Good evening this is the second tym im posting this question. Im not very used to operating the terminal, n for some reason my netwrk is not getting connected! I get"(32) insufficient privilages box ...
0
votes
1answer
73 views

(32) insufficient privilages

enter image description herebhagirath@bhagirath-HP-ProBook-440-G2:~$ rfkill list 0: hci0: Bluetooth Soft blocked: no Hard blocked: no 1: phy0: Wireless LAN Soft blocked: no Hard ...
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votes
3answers
31 views

Help with Users in Linux

I need to separate the privileges of two users. One must be able to manage certain folders while the other should manage the rest. My problem is that the root user has all the privileges and could eg ...
0
votes
2answers
179 views

How to limit users that can use root command

On an Ubuntu workstation with multiple profiles, how do you limit root access to specific profiles.
1
vote
1answer
163 views

how to roll back broken privileges in 14.04?

I am running Ubuntu 14.04.3 32bit OS. A few months ago I wanted to install QTCAM from source which it requires systemd library files. As you know 14.04 Ubuntu doesn't use systemd yet, so, as the ...
1
vote
1answer
26 views

Can I customize users privilege?

I want to create a new user for my friend and let him access to my raspberry pi remotely from another city using SSH. I want to let him do what ever he wants except accessing respi-config other users ...
3
votes
2answers
47 views

Is it normal that when in Ubuntu I can see all of my Windows files? Are my files created in Ubuntu private?

please forgive my lack of knowledge but I am slightly confused, I recently installed Ubuntu as lately I have favoured using certain Linux distros much more than using Windows 10, sadly I have found I ...
0
votes
2answers
145 views

Opera-stable seems to lack premissions/privileges in 14.04

So I installed the official version of Opera named "opera-stable" in the Ubuntu Software Center. When I run it from launcher, it launches twice and displays a message (Translated to English by ...
2
votes
1answer
63 views

is there a way to set permissions like drwxr-xr-x 2?

I can't get my head around priviledges and permissions in Linux. I want to set permissions of /etc/polkit-1/localauthority to drwxr-xr-x 2 755 which its permissions set to stat -c %a localauthority ...
0
votes
2answers
82 views

Start application as root (No command line)

How can I start and application with root privileges, just once. For example I need to start SublimeText with sudo privileges, then I write in a console: $ sudo subl But, I wonder if there's any ...
0
votes
0answers
24 views

How to create a dual boot in order for penetration testing?

Within a dual boot windows / Ubuntu computer how do I set up the Ubuntu portion as the administrator and the windows PC to only have user privileges? I want to use this for penetration testing purpose....
0
votes
2answers
478 views

execute shell script without entering password

I want to execute a script that requires root privileges without entering a password. There are similar questions/answers but non seems to work for me. I placed my script in /home/kf/bin (I added the ...
0
votes
1answer
41 views

Can we able to Edit/Create a file using 'File Permission'? [duplicate]

Is there any Way to Edit/Create a file in the method of File Permission ? Suppose it is '7' means can we able to change it to '4' ? i.e -rwx to -r ? Is there any code or___ to do?
2
votes
2answers
47 views

When would my application need to run with privileges?

One way of making sure an application is less prone to attack is to make sure it runs with the least privileges required (user mode preferred). I've only usually programmed for Windows using the .NET ...
1
vote
1answer
684 views

Sudo: sessions still open not unmounting

Ubuntu Trusty Tahr 14.04 is running on my computer. By mistake the sudoers file on my computer was edited and now looks like this: Defaults env_reset Defaults secure_path="/usr/local/...
3
votes
1answer
664 views

vim unable to write to files even though sudo is used

I find that with vim, if I try and edit a file which as a normal user I do not have write access with, even if I use sudo, I am unable to write to it, although if I use nano to edit the same file it ...
0
votes
2answers
69 views

Shutdown privileges problem

I have found that when I click the shutdown button when logged into a normal user account that once it has terminated all running processes and it says something about a modem shutting down, it can ...
2
votes
0answers
88 views

How to know the all minimum privileges that software needs?

I am using a VPS as a public proxy, and I have begun to realize that I must make my VPS more secure as I have seen in Securing Public Shadowsocks Server. Shadowsocks is a fast tunnel proxy that helps ...
0
votes
1answer
570 views

Lubuntu 14.10 won't update or shutdown

I started up my computer and used the terminal to check some network settings, but when I tried to turn it off again, a message shows up at the bottom of the shut down menu: "GDBus.Error:org....
3
votes
4answers
10k views

Mount Flashdrive: Not Authorized to perform operation

At first this issue seemed to be related solely to usb's. When I insert a USB i get "Unable to mount xGb volume Not Authorized to perform operation" Previously it would prompt for root password to ...
0
votes
1answer
93 views

How to set default read privileges for all localhost projects?

I'm using localhost to develop some web pages (LAMP stack, Lubuntu desktop, trusty 14.04). Each time I create a new folder inside /var/www/html, read privileges seem to be set to owner only by ...
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votes
1answer
51 views

Do something in terminal that involve changing user [closed]

I want do something in terminal that involve changing user like: sudo su do something do something exit do something do something sudo su do something do something exit I've tried to do something ...
17
votes
1answer
839 views

“Admin” user automatically has sudo privileges

I added a user named "admin" to my Ubuntu 14.04LTS server, using adduser. I'm used to having to add a user to the /etc/sudoers file when adding a new user that needs sudo privileges, but this time I ...
1
vote
1answer
1k views

Restrict users to sftp access only

I want to jail a group of users with access only to a /var/www/mysitename.com pattern of directory via sftp alone. I do not want to provide shell access either.
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0answers
174 views

GUI anthentication doesn't work. No privileges

This is on Xubuntu 14.04 64-bit After a forced restart (due to nvidia overheating) I noticed that no sound was playing, and in fact pulseaudio showed only dummy devices. While looking for a solution, ...
0
votes
3answers
70 views

User Only Has Access To One File

I'm working on an appliance that has a web based GUI for setting up the network on an Ubuntu headless system. Initially the system will be set up for DHCP but one of the initial configurations will be ...
2
votes
1answer
74 views

why can user increase nice of process but decrease requires root?

I pulled up top and a program was using ~80-90% CPU. I increased the niceness, to see if I could reduce the load. Then I tried to reduce the nice of the same process back to it's initial level and was ...
1
vote
1answer
2k views

How to make everything run as root in ubuntu? [duplicate]

I have setup a virtual machine for compiling software for linux which I develop on Windows. I setup to automount a windows folder, run compilation scripts and then just shutdown. The machine isn't ...
2
votes
1answer
81 views

Launching text editors with privileges without terminal

I switched to Ubuntu so that I could run my webserver on HHVM rather than WAMP. But I'm encountering basic problems that are slowing down my development time significantly. I feel this is probably a ...
0
votes
2answers
665 views

bypass sudo for a group of commands

I need to bypass sudo for a group of commands for a certain user so the command is just executed without using the sudo
6
votes
3answers
5k views

How can I modify a file that is owned by root?

I installed a program that runs in a browser. I would like to change the background picture it puts up on the screen or modify the existing one. The properties for that file tell me that it is owned ...
1
vote
0answers
443 views

Allow user to run programs as root without password. Would it be the correct solution to my problem?

I have a server which I need to be running certain programs permanently; I'm having problems with two of them and I'm not sure if the solution I've found would be the correct one, so I ask for opinion ...
3
votes
1answer
148 views

Prevent other sudoers to use apt-get command

How can I prevent other sudoers to run apt-get install command? Other commands such as mount and others are OK with them.
2
votes
1answer
65 views

Are any Ubuntu (Linux) vulnerabilities in media applications?

Ubuntu (Linux) has a solid system that permits and requires root privileges to modify the system. However; if an installed application eg. VLC, audacious, some image viewer installed from the ...
3
votes
4answers
9k views

How to use Vlc with sudo privileges?

I'm trying to use Vlc with sudo but it doesn't work. This is the error: VLC is not supposed to be run as root. Sorry. If you need to use real-time priorities and/or privileged TCP ports you can use ...
1
vote
2answers
89 views

User privileges

I have certain files and folders whose read, write, execute privileges I want to keep locked for certain users. I can use chmod XXX <filepath> for locking file privileges, but the user can ...
0
votes
1answer
233 views

Why do I need administrative privileges to use chsh?

I was working on a Ubuntu system where I did not have administrative privileges, and I couldn't change shells (from tcsh to bash) using chsh. I solved the problem writing in the .tcshrc to open bash. ...
24
votes
1answer
150k views

Give user write access to folder [duplicate]

How do i give the user 'testuser' write privileges on the folder: /var/www/test/public_html
1
vote
0answers
28 views

I changed my password to none and now i cant authenticate nor even cant do sudo? [duplicate]

I have admin rights. Could there be a way to change back my pass. I dont even know whats my password is because I already set it to "none' now its very hard to install apps. Need help please ! Fast.
6
votes
1answer
2k views

How to configure pkexec to not ask for password?

I have a GUI application that needs to call a daemon (written in Python) with superuser privileges. I would like to do this without prompting the user for a password. Since the daemon is a script, I ...
0
votes
2answers
408 views

How to log in to admin account from a non-admin account?

I have an admin account with sudo privilege. I have created a new user but haven't given a sudo privilege to it. Then I logged in as that new user: sudo -i -u foo_user Now I want to get back to my ...
1
vote
3answers
1k views

Restore accidentally with rm'ed pam.conf?

I have accidently removed the files /etc/pam.conf and /etc/security/pam_env.confusing rm. Now I get this error message when I try to use sudo: sudo: unable to initialize PAM: No such file or ...
1
vote
1answer
6k views

sudo mysqldump : Permission denied

I am trying to run sudo mysqldump with user account but I get : Permission denied message If I switch to sudo su then it works. The question is why sudo gives permission denied? should i give ...