root is the default administrative account for Unix-based systems. It is comparable to the Administrator account of a Windows system.

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0
votes
2answers
739 views

Nginx location and root

I think I have a trivial problem with nginx but I can't see it. I have the following file tree: /data/www > main/ >> html/ >>>...some files (A) > wiki/ >>...some files (B)...
0
votes
1answer
98 views

copying files using non-root rsync

I have a primary server and a secondary server and I wish to copy files over from the primary to the secondary using rsync. I have mounted the primary disk onto the secondary using NFS and am copying ...
0
votes
3answers
788 views

restrict root access for certain files or filesystems

I want to store files for my users on encrypted filesystems. Every user would have his own filesystem with his own key. The user is able to log in to the system and mount his filesystem. When they are ...
19
votes
4answers
4k views

Ordinary users are able to read /etc/passwd, is this a security hole?

ls -l /etc/passwd gives $ ls -l /etc/passwd -rw-r--r-- 1 root root 1862 2011-06-15 21:59 /etc/passwd So an ordinary user can read the file. Is this a security hole?
0
votes
1answer
667 views

Prevent setuid from dropping setcap user privileges (VirtualBox)

I'm trying to run a web server from a headless, NAT'd VirtualBox guest. VirtualBox needs to bind to port 80, but the only way to do so is by running VirtualBox as root. To get around this, I tried ...
32
votes
5answers
40k views

what permission to write PID file in /var/run

Ubuntu touch: cannot touch `/var/run/test.pid': Permission denied I am starting start-stop-daemon and like to write the PID file in /var/run start-stop-daemon is run as my-program-user /var/run ...
1
vote
1answer
2k views

Root password change using usermod

I'm trying to implement an automated root password change for our Linux boxes. I'm generating a hash in the script since users will be able to see the contents of the script. I found that you can ...
2
votes
2answers
1k views

How to execute (some) CGI commands as root

I want to put a simple CGI script in my APACHE server. I'd like to write it possibly in C (but also in PERL, if I want). The problem is that it must contain some lines that can be executed only by ...
4
votes
2answers
6k views

Lost Linux root password - Recovery mode and init=/bin/bash fail

I lost/forgot the root password to a server sitting beside me and am trying to reset it. I would rather not have to wipe and re-install or use a Live CD (server is running Ubuntu Server 12.04). What I'...
1
vote
1answer
2k views

Root SSH login works, but su/sudo to root does not work

Im recently working on a clients box, and SSH into the box with root credentials work but when i try to su or sudo to root user it states incorrect password. I tried changed the root password and know ...
1
vote
2answers
3k views

CentoOS SSH Access

I'm executed this commands with root user i'm on a CentOS 6.3 server: #useradd newuser #passwd newuser #visudo then I added this line at end of file: AllowUsers newuser #service sshd restart #...
-1
votes
1answer
457 views

Is running Supervisor as root a bad idea for security reasons? [closed]

I want to have a flexible setup (will need to run Redis, Celery, and uWSGI), but I'm wondering whether or not it's a bad idea to run Supervisor as root (the default), and if so, why it is bad.
1
vote
1answer
58 views

Root being controlled by ARD

I run an educational lab of 20 iMacs, all running Mac OS 10.7.5(11G63) with ARD version 3.6.2. My server and all of the iMacs run Lion. I seem to have crossed something and now my root user is being ...
0
votes
1answer
278 views

Getting permission denied error

On my Media Temple DV 4.0 server I am getting permission denied errors: -bash: cd: httpdocs: Permission denied If I switch from my login user to sudo (sudo su) or switch to root using su-, I can ...
0
votes
1answer
586 views

Recommended way to start supervisord from non-root bash script?

I have set up supervisor to monitor some processes. Because I deploy via remote script, I need a way to send supervisor start/stop commands without sudo. I'm not sure how to do this though. Is there ...
4
votes
3answers
4k views

Run application as root without sudo

I have an application (VirtualBox) which I need to run as root user. I can run sudo VirtualBox just fine, but I want to have a shortcut on my Desktop which I only have to click on to start VirtualBox ...
34
votes
9answers
7k views

Multiple Linux sysadmins working as root

In our team we have three seasoned Linux sysadmins having to administer a few dozen Debian servers. Previously we have all worked as root using SSH public key authentication. But we had a discussion ...
0
votes
3answers
118 views

“root@host.domain.com” e-mails [closed]

I constantly receive e-mails from my "root@host.domain.com" and it is flooding my gmail inbox with 8-10 e-mails a day. Could I know what is the convention or common practice that most people use to ...
1
vote
2answers
3k views

SUDO YUM not found

I am running a Amazon ec2 instance on amazon's linux. Whenever I run anything sudo yum it give me this: sudo: yum: command not found ec2-user$ rpm -qf /usr/bin/yum yum-3.2.29-30.24.amzn1.noarch ...
4
votes
8answers
15k views

How to specify root's environment variable?

I do rails development. In this app, I need to specify the environment variable LD_LIBRARY_PATH = /usr/local/oracle/lib, but when I run the app with sudo script/server, it doesn't run because that ...
-3
votes
4answers
660 views

ps -u root shows that httpd is running as root - is this safe?

In the command line if I do this: ps -u root | less one of the lines is this 19974 ? 00:00:01 httpd is this safe, to have the main httpd process as running as root? if i do this : 'ps ...
5
votes
5answers
1k views

Linux - How to manage the password of root?

We have just deployed a couple of Linux server. Each sysadmin will have his own account on the server (i.e.: jsmith), and will connect using SSH with a certificate which will be put into the "...
3
votes
3answers
2k views

What's the safest way to kick off a root-level process via cgi on an Apache server?

The problem: I have a script that runs periodically via a cron job as root, but I want to give people a way to kick it off asynchronously too, via a webpage. (The script will be written to ensure it ...
0
votes
1answer
95 views

restore root account on ubuntu running in EC2 [duplicate]

Possible Duplicate: root locked out of EC2 How can I restore root account that is running on EC2 Ubuntu platform? In the /etc/passwd the root username got replaced with something like this - ...
-1
votes
2answers
401 views

Root SSH/SFTP Always 777

I have an Ubuntu serve that I'm connecting to via SFTP (and also an SSHFS mount locally). When I move a file to the server via the mount I need it to have permissions set to 777. I've added umask 000 ...
3
votes
2answers
4k views

SFTP Access Restricted with new Sudo Root User

So in attempts to secure my server a bit, I created a new user with su - root access and denied root login. Now I can't SFTP any files on my server through Filezilla with this user. These are the ...
-2
votes
1answer
209 views

Mysql on ubuntu root password dissapeared somehow? Password no more required for mysql root? [duplicate]

Possible Duplicate: Mysql loses its root password I am sure i have mysql server installed on localhost with ubuntu with root user and required password. I have continued my daily developing ...
3
votes
7answers
1k views

Changed root's shell to non-existing path

I just made a bit of a mistake: Fresh install of FreeBSD 8.2 logged in as root installed bash from ports created users, setting bash as shell vipw (edit passwd file) changed root's shell from /bin/...
0
votes
1answer
219 views

Change default root user with a new one on Ubuntu Server

I have a VPS, until now I used the default root user for SSH access and everything. For security reasons I'd like to use a different user for root, terminal access and sudo operations. So I created ...
1
vote
1answer
557 views

Cannot login as root to centos server

I used to login as ssh root@servip with a password authentication into my CentOS 6 server. I am not sure if what I have done has caused this, but while trying to get over my problem of accessing ...
3
votes
3answers
1k views

Check if root ca certificate is installed

We are having a custom CA for our local-domains. The Root CA certificate is installed on all the corporate machines by default, but sometimes it happens that we have someone here who doesn't have it ...
1
vote
2answers
681 views

Run binary automatically as root

I have root access. How can I let a general user with little permissions run a binary file as root without a password? I tried giving it root:wheel with chown, but that did not let a general user do ...
3
votes
1answer
5k views

Bind 9.7.3 not forwarding to ISP DNS server (only local resolving successful)

I have a bind DNS where I have installed SAMBA and made it a BDC. I plan to promote it to PDC and take out the Win2003 AD server to replace it with Samba. Bind is installed on that same server as ...
3
votes
2answers
323 views

Resetting root password on Fedora Core 3 - serial cable access only

A little background: We have an old rackmount server running a customised version of Fedora, manufactured by a company called Navaho. The server is a TeamCAT, running some proprietary rubbish called ...
0
votes
2answers
428 views

Launching FPM pool as superuser / reflecting root access

I'm building a NAS control application with PHP, that can be only accessed from the local network. I'll start it off with that PHP-FPM does not allow to launch it's pools with user root, and I have ...
-1
votes
2answers
162 views

Only Readable by Root

I'm installing SSL certificate on a VPS server. I need to make it only readable by the root. How can I do this?
-3
votes
4answers
157 views

Why is it recommended to work in Linux with a non-root user? [duplicate]

Possible Duplicate: What's wrong with always being root? The very first rule I've been taught about Linux is never to use root as your main user and I was wondering why
0
votes
4answers
200 views

I run as root user in a subdir this command: mv /*

In a subdir (/var/www/html/subdir) by error I run as root: mv /* . It move ALL files under the working directory, commands as ls, mv, cat, not work, inclusive run by ./bin/ls. Keyboard and Mouse was ...
1
vote
1answer
871 views

Access denied for root user

my ssh has started to refuse users from out of the blue. I started to connect via Putty as root, me and other users. login as: root root@31.XX.XX.XXX's password: Access denied What could be wrong? ...
13
votes
7answers
36k views

Chown operation not permitted for root

I try to chown the owner of a file to root, but I can't. I'm doing this as root. I get the following message: chown: changing ownership of `ps': Operation not permitted
2
votes
3answers
3k views

running red5 on port 80

I have a red5 application http://code.google.com/p/openmeetings that runs under red5, and is accessible on port 5080 and 8443 I've installed it on Ubuntu 10.04 The eventual aim is to have it ...
3
votes
3answers
824 views

To root or not to root?

Please see the (somewhat) related topic here. My day-to-day tasks on a linux machine require superuser access since I would be (re)starting services, monitoring the system, (un)installing stuff etc. ...
5
votes
3answers
2k views

Why does 'pkill /?' kill my SSH session?

After running the following commands (bash) as root via SSH: pkill --help pkill -h pkill /? The first two commands didn't provide me any information, that's why ran the third (kinda ...
2
votes
3answers
88 views

Setting the server to look for index.php file by default

I am a web developer and I've requested our Sys-Admin to setup a server for my team that will be used as a development environment. The PHP is running as a CGI. When i try to open http://myaddress/ I ...
0
votes
2answers
534 views

Change user password within user with root account

I'm logged into (ssh) my ubuntu server into a non-root user account. I can not directly ssh into the server as root, because I disabled it. I have the root password. I need to change the user password ...
2
votes
2answers
510 views

Can root become user and access encrypted home?

The home is mounted unencrypted on login. I tried accessing it after doing 'su sampleuser', but it was encrypted, which is the expected behavior I guess. I also tried changing the user's password, ...
1
vote
1answer
809 views

nginx doesn't find the directory but apache does

I use apache as the backend server and nginx on the frontend. Apache listens to port 8080 and nginx to port 80. What I do is have the root point to the public folder foreach virtualhost: <...
11
votes
2answers
983 views

What is the difference between “sudo -i” and “sudo bash -l”

There is a recent question regarding multiple sysadmins working as root, and sudo bash -l was referenced. I searched for this on google and SE, but I don't understand the difference between sudo ...
4
votes
1answer
311 views

How to shutdown from a script without being root?

I've got an amazon EC2 instance, which starts up, runs a script, and when the script finishes, I want to shut it down. I tried chmod g+s to give super user privileges on a .sh script which called ...
1
vote
3answers
6k views

Root access amazon ec2

Hey guys, I am very new to linux, and amazon-ec2. I wanted to put a quick server. For some reason, when I sign in with my key pair, it prompts me for a username, I input ec2-user, and I'm in. The ...