The name of the main administrative user commonly used in *nix based systems.

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5
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5answers
4k views

DDoS Virus infection (as a unix service) on a Debian 8 VM Webserver

I maintain a (fully updated) Wordpress for a student team on a Virtual Machine on ~okeanos service for a couple of years. Today, the helpdesk informed me that i am conducting DDoS attacks, which - of ...
0
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0answers
19 views

Updating /usr/share/mime/ breaks ubuntu

I have Ubuntu 14.10 and I wanted to run a .swf file using the tutorial here (the one with the check), and I typed in update-mime-database /usr/share/mime in the terminal. It said the messages (found ...
0
votes
1answer
21 views

Mercurial commands take more than 20 seconds when run as root-user

when I call any mercurial command (hg init, hg status, hg manifest, hg add, etc) as root user, the commands take more than 20 seconds to complete: # time hg init real 0m25.226s user 0m0.156s ...
1
vote
2answers
120 views

Nmap runs slower as root than normal user

I am working on a bash script to enable automatic detection and remote control of my company's proprietary data recorders. The recorders run a custom version of linux and are essentially powerful pis ...
0
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1answer
42 views

I removed the sudo,the I have no permission to install any program?

It's seems like a big problem. I can't login as root, because I use the fedora20, and I can not use sudo. What can I do now ?
0
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1answer
47 views

Ssh into ubuntu guest machine from mac os host as root user

So I have set up an ubuntu virtual machine in virtualbox and the user called dhruv and the hostname dhruvhadoop. I have set up a port forwarding rule from the network settings with name ssh, no host ...
0
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1answer
36 views

Is there a way to stop root logins from the initial login screen without locking root account?

I'm experimenting with different settings for my machine with Ubuntu 12.04. I'm trying a login screen that requires typing in the username first, and then the password, instead of listing the users, ...
1
vote
1answer
534 views

How to solve fsck.ext3: No Such file or directory on redhat 2.6.9-55

I have main two problems here: Error on boot. It said error file system. Forgot root password. How to solve them? This is error occurred when boot, how to solve it while i forgot my root ...
0
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1answer
109 views

Running apache as root?

First of all, I don't want to run Apache as root as I know it's a security risk. What can an attacker do if a site runs Apache as root? Can anyone give any scenario (example)?
0
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1answer
50 views

Suse root group not having root rights?

I am in the root group of a suse machine but when I use sudo -u <myAccount> ... I get a Root privileges are required for... a few terminal commands: $ cat /etc/sudoers: ALL ALL=(ALL) ...
0
votes
2answers
573 views

Google Compute VM instances

How do I get root access to my Google VM instance, and also how can I log into my VM Instance from my PC with a SSH client such as putty? I would also like to add that I have tried to do sudo for ...
1
vote
2answers
393 views

How to drop privileges in a script inside a non-interactive shell?

I'm using Docker to create images that I can run as containers. I'm configuring my image all as the root user, including setting up volumes and other things. But once I've got all that configured I'd ...
0
votes
3answers
44 views

Ubuntu: secure a folder & contents ?

Assuming that the root user is pretty much off limits, how would one go about securing a folder & its contents so that viewing & using it or anything in it is denied? e.g. ls would not ...
1
vote
2answers
451 views

Why is allowing root login via FTP( on cPanel) a considerable security risk?

I find it very convenient to administer my whole server by logging in as root. However, CSF tells me that it is a "considerable risk" to allow login to FTP via root, and other websites I googled ...
1
vote
1answer
54 views

Is there a way to root multiple Android devices at the same time?

I need to root 20+ tablets, so I was curious if there is any way to root multiple android tablets at the same time.
3
votes
1answer
58k views

How can I become root in Yosemite? [duplicate]

I have a late 2013 Mac Pro running Yosemite. How can I become root in Yosemite? There is no root user listed in Users & Groups under System Preferences... I need help to be able to be root so I ...
0
votes
0answers
21 views

Change root '/' partition to another disk

I bought a new SSD and I want to transfer my current / directory there without loosing any data. I already copied the files to the SSD using a livecd but I don't know how to tell the system than now ...
1
vote
1answer
69 views

properly not using root login for permissions with ftp

First off, I have a strong belief that I am trying to solve this issue with the entirely wrong point of view, so please, feel free to yell at me about how entirely wrong I am. My problem is that my ...
0
votes
1answer
110 views

Could a user space process start a root sub-process?

I am using Ubuntu Linux and I have Viber proprietary software running on it. Today I saved a file using Viber and I realized that it has been stored in file system with root user as its owner. I dug ...
1
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0answers
59 views

Debug mode on Nexus 4 with a broken MicroUSB port?

I broke the MicroUSB port of my Nexus 4. It works correctly when charging but not with the debug. I need to know how to enable the debugging over the Wi-Fi connection knowing that I cannot use in any ...
0
votes
1answer
80 views

CentOS : Removed /root

I have been doing experiments with CentOS and now I am in a situation. I have added an user by mentioning his home directory as /root and then I did userdel -rf <username> So its does the ...
0
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2answers
44 views

Disable open ssh server without root elevation

Is there a way to stop an ssh server without root elevation? Or just make others unable to connect to my computer.
0
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2answers
173 views

What is the disadvantage of using a single superuser in linux?

I just want to know about the risks one can face during using only one root user and no any other users for handling some of the simple tasks. How it can be harmful for security and data point of view ...
0
votes
1answer
135 views

Difference between su vs root SSH login for mounting?

I have a bash script luks that I use in Android for mounting/umounting encrypted devices, that can be called in a terminal emulator with su -c "luks ..." The script works ok for the first part, ...
0
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0answers
26 views

Virtualhost.sh killing apache

I got virtualhost.sh working via homebrew for developing my websites with. I was able to create virtualhosts absolutley fine and had multiple sites running magento and wordpress. Unfortunately i ...
0
votes
1answer
127 views

Are there downsides to installing node.js with root privileges?

I'm using the following code to install node: cd /usr/local/src/ wget http://nodejs.org/dist/v0.10.25/node-v0.10.25.tar.gz tar -xvf node-v0.10.25.tar.gz cd node-v0.10.25 ...
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vote
4answers
5k views

How can I delete root users?

This is my passwd file: root:x:0:0:root:/root:/bin/bash m:x:0:100::/home/m:/bin/bash masoudjjgh:x:1000:100:masoudjjgh:/home/masoudjjgh:/bin/bash I try to delete user m that I am created: ...
0
votes
2answers
244 views

Install devtools on CentOS without root permission

I would like to install devtools on a cluster that runs CentOS 5.4 (to get a higher version of gcc than the default one. I need gcc>4.7 to use some C++11 features) However I don't have root ...
0
votes
1answer
383 views

Grant Ubuntu root permissions to ldap user

I have a development Ubuntu machine attached to our corporate domain. I have root permissions on this machine, however my ldap account does not. I would like to grant my ldap user unrestricted local ...
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0answers
174 views

Idle TeamCity agents dont take compatible tasks from queue

I have new TeamCity 8.1.3 and one task in build queue and compatible enabled agent. But agent is idle. I tried to re-install teamcity, re-install buildAgent and install agent on another machine. ...
2
votes
1answer
1k views

Linaro system boots to root without password

I installed a linaro system on my ARM chromebook, and it seems to autoboot to a root prompt. I've set a user password, and use it to login to the GUI, but with a simple Ctrl+Alt+F1, I can get to a ...
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vote
0answers
216 views

Can't login to CentOS desktop as root via GUI prompt

I have CentOS 6.5 running on a VM in VirtualBox (Windows host). I had no problems logging in as root from the GUI prompt (clicking on Other and typing root, then my root password and getting the ...
1
vote
1answer
1k views

devmem: can't open '/dev/mem': Permission denied

I have 2 phones (Samsung Galaxy S4 LTE I9505, Android 4.4.2 Kitkat) which I already rooted and have root access to the phones. Previously, on my rooted Samsung Galaxy S3 LTE I9505 running Android ...
0
votes
3answers
293 views

Access User Desktop Files While Using Root

I'm really new ubuntu user... I'm working as root user (the software that I'm using just works if you are root user) but the files that I need to access are on my normal user desktop. I don't how to ...
3
votes
2answers
12k views

CentOS 6.5 - bash: service: command not found

So I can't type service on my CentOS 6.5 server. I'm logged in as root. When typing service I get this error: bash: service: command not found I have also tried to type sudo service, but with no ...
25
votes
5answers
8k views

Sudo vs root; any actual differences?

I'm working with a support member for a product, and he insists that I need to be root to install a series of patches, and that sudo won't work; he doesn't provide a reason but seems very firm in his ...
0
votes
0answers
188 views

Can't sudo when logged in with ssh

I set up a ubuntu machine on my local server. I've got a user with sudo privileges (same password as for login). I've got passwordless ssh going by putting my rsa public key on the ubuntu machine. So ...
1
vote
1answer
565 views

Is it possible to run a program as a specific user but with root permissions?

I'm doing development with PyCharm, doing development on a script that uses the scapy module for Python to do port scans, sniff traffic, and build raw packets. This, of course, requires root ...
0
votes
2answers
364 views

Why my setting with NFS and setuid not working in Linux

I'm using Linux. On machine A I have such NFS setting in etc/exports: /home 10.0.129.130(rw,no_root_squash) I mount this directory on machine A on /home/nfs/ on machine B. And I've set setuid using ...
0
votes
0answers
47 views

Apps crash with “Job failed to exec(3) for weird reason: 13”

I recently finished school but the IT department didn't unlock my computer. When I try to run certain apps (mostly certain games), they appear on the dock for 0.1 secs and then crash with out an ...
1
vote
3answers
222 views

How to detect if remote SSH session is root?

I know I can see the list of logged in users with w or similar commands. I want to know which of logged in users currently has root access, i.e. has done su to become root. The output of w just shows ...
0
votes
1answer
322 views

Regain access to Ubuntu server

I did a stupid mistake on my Ubuntu virtual server (Amazon). I was messing around with /etc/passwd & /etc/group files and i am about to lock my self out of the server for good. I have a copy of ...
0
votes
1answer
2k views

aireplay-ng command not found

I just downloaded and installed Kali Linux on my MacBook Pro (dual boot) to mess around with penetration testing - I have experience with aircrack-ng, but it was a while ago (and I was at least ...
0
votes
1answer
130 views

Entering Password in su- through loop

The Scenario is like I have a list of root passwords. But i don't want to keep trying Manually. So i wrote the shell script : for i in {1..26} do su - >>result done and all my ...
1
vote
1answer
130 views

Why does 'cd' not work on an entry with 'directory' attribute?

My OS is fedora 20. I act as a root user. under / directory, I input: #ll ... d????????? ? ? ? ? mnt ... #cd mnt bash: cd: mnt: Not a directory #chmod 777 mnt chmod: cannot access 'mnt': No such ...
3
votes
2answers
11k views

chown: changing ownership not permitted, even though running as root

I managed to configure my Raspberry Pi as an FTP server with ProFTPD. The only problem is, I can´t upload and rename files and Windows Explorer says: 350 File or directory exists,ready for ...
0
votes
1answer
161 views

Fail to redirect log to /var/log/syslog

I have an upstart script that does the following start on runlevel [2345] stop on runlevel [06] respawn pre-start script exec >/dev/kmsg 2>&1 REPO=git@github.com:blabla/bli ...
2
votes
0answers
107 views

Linux Ubuntu System Error

After I have given myself the access rights for directory /usr and all its contents with sudo chown -R USER /usr my Ubuntu 12.04 System totally fails. E.g. Internetconnection is not possible ...
1
vote
1answer
5k views

lv root drive full, how to extend partition? (centos)

my lv_root drive is full, i believe its 50gigs, i could not find an option to extend it when i installed centos.. i have installed a second drive where I have my /var/www which mounted fine How ...
0
votes
2answers
805 views

Mac - Allow user to run MAMP

Whenever I start or quit MAMP, Mac OS asks me for the root password. Thats annoying. How can I prevent that? I use only 1 account on my OS. I want MAMP to be controlled without asking for the ...