sudo is a tool which allows users to run commands as another user (usually the root user)

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63 views

Privileges when doing sudo to another domain user

Suppose I have a corporate domain mydomain using MS Active Directory. In the domain I have the users myuser and youruser. Now, on one specific Ubuntu machine mymachine, myuser has sudo rights, and ...
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315 views

mongodb 2.4.9 is crashing on wheezy when running as root

I installed mongodb-10gen v2.4.9 on a debian Wheezy, and I'm having this really weird behavior: if I run it as root I can't get it starts: root@xx:~# /etc/init.d/mongodb stop [ ok ] Stopping ...
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66 views

Sensu executing script sudo a password is required

I have a sensu handler that gets triggered on an endpoint Linux box (Centos 6.6. Here is the script I'm using: #!/bin/bash --login sudo -n -u deploy bash --login -c "cd /var/www/vhosts/sc/current; ...
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1answer
14 views

Centos 6 - Allow sudo composer self-update for user without password

I'm trying to allow my wheel group user to run sudo composer self-update without a prompt for a password for my deploy script. I have added the bottom line below to my /etc/sudoers file: ## Allows ...
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1answer
83 views

Difference between sudo /bin/bash and sudo su to access root

I am aware that there are at least 2 ways to escalate to root privileges when in the terminal, and am genuinely curious as to whether there is a differences / are differences as to what can be ...
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1answer
49 views

Starting lighttpd from nagios renders lighttpd broken

I'm using Debian 7.8 (wheezy), and lighttpd 1.4.31 with nagios 3.4.1. when I start lighttpd normally (as root), everything works as expected: /etc/init.d/lighttpd start However, when nagios starts ...
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1answer
478 views

mkdir is not working with sudo and shell option

One of the application trying to create directory failing with the below error on Linux machine: $ /usr/bin/sudo -su oracle /bin/sh -c '/bin/mkdir -p /u01/app/oracle/test12' /bin/mkdir: missing ...
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1answer
2k views

winbind separator and group name behavior in getent group, constantly changing

I have a problem that occasionally apprears-dissapears and it drives me nuts. My Debian servers are authenticated against AD and only "linuxadmins" group member can SSH to server and "sudo su". SSH ...
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12 views

How to register user on ejabberd using php code?

I am trying to register user on ejabberd linux server. I am using below php code <?php $username = 'hello'; $password = 'hello'; $node = 'my ip'; exec('sudo -S ejabberd ...
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126 views

sudo and Kerberos on AWS Linux issues

We have an issue on some of our AWS machines, running Amazon's hacked Fedora/RHEL linux where newer-in-AD users can login with password but cannot autheticate for sudo. Users that were created in AD ...
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42 views

security issues when executing ssh as root?

i was asking myself, if it is unsafe for some reason, to connect to an ssh-server when you are root on the computer that represents the ssh-client. i was googling, but i only found tons of questions ...
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121 views

Saving the Iptables rules to the iptables file

I am trying to save the iptables current rules to iptables file through my java application. Since i do not have the permission to write to the file without logging in to the root, am using this ...
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1answer
56 views

Allow login as any user from group by sudoers

I'd like to add to /etc/sudoers rule to allow login any user from group admin as user from group users. Example: In group admin I have: alan and smith. In group users: anna, mike. And other users: ...
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1answer
39 views

BNF diagram for sudo file

How can I generate a (BNF) railroad diagram for /etc/sudoers file? I know the sudoers manpage has Extended Backus-Naur Form informations. Also, there are some tools to generate such diagrams (see ...
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113 views

Pulling Read restricted files from a remote system with rsync and sudo

A remote system generates statistics files every 5 minutes and places them in a certain directory. At any given time there are 1000+ files in that directory. Every 5 minutes I want to copy the ...
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1answer
103 views

What is causing visudo to fail with: “visudo: can't stat <filename>: Bad file number”?

We use the #include feature in the sudoers file for organizing our sudo rules on a per-application basis. Our sudoers set up looks kinda like this: /etc/sudoers -> #include ...
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1answer
93 views

How do I create files in directory owned by user in same group without sudo?

I have created a user to own website files (drupal) and added that user to www-data, so essentially all files are drupaluser:www-data. I want to go in and put the site in to git but I get permission ...
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77 views

FreeTDS - sudo uses different protocol version

After a while of fiddling with FreeTDS I got my connection to MSSQL from Sphinx up and running as DSN-less connection. After running indexer index Everything works as expected. But, after ...
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162 views

Can't change folder ownership via SSH

For some reason, I have a folder that I cannot read nor change its ownership. If I do a ls command, this is what I get: drwxrwxrwx 4 myusername myusername 4096 Jan 26 20:35 media1 <--- OK ...
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1answer
316 views

sudo : wildcard in user/group name

I try to find a solution about a sudo problem. I need to push different sudoers files on different servers, depending on the users present on the servers. But I would like to know if I can avoid that ...
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107 views

Monitor root commands issued by users

I tried to log the commands issued by the system administrators in our organization and its output using sudo plus the log_output directive as follows on the visudo file Defaults env_reset ...
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664 views

Centos : su: incorrect password after bash update

A few days ago I've updated the bash to patch it agains Shellshock and since then I cannot su - root from my regular 'wheelgroupuser' account on Centos 6.5 with WHM. I'm constantly getting su: ...
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247 views

Edit a remote file in Vim with sudo when ssh root login is disabled

I am trying to determine a way to edit remote files in Vim that require sudo, but still use my local vim config and plugins. Currently I can open vim and :e scp://me@server//some/root/file and make ...
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486 views

Running service with systemd as default user via ansible in ec2 (requests password)

I'm trying to employ the following Ansible script (part of a playbook) to run unicorn via systemd for a rails app on EC2 (micro) instance: --- - name: restart unicorn command: psql -h {{ db_host ...
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140 views

Slow authentication on Fedora VM due to /var/run/dbus/system_bus_socket connect timeout

I have this Fedora VM that for some reason after a while always starts having very slow "sudo" authentication (or an authentication in general, like GUI apps asking for credentials). It's will work ...
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213 views

For sudo su - to retain SUDO_* environment variables?

We have a number of script (for Openstack operations) which require privileged execution in our environment. For some of the scripts we'd like to refer back to the USERNAME or UID of the person who ...
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842 views

Nginx doesn't seem to stop correctly

I'm using the following script to start/stop nginx: #! /bin/sh ### BEGIN INIT INFO # Provides: nginx # Required-Start: $all # Required-Stop: $all # Default-Start: 2 3 4 5 # ...
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12 views

sudo as another user that contains current user string in username

Let's say there are 100 users in the system: msmith bdole agrant . . . Is there a way to write a generic sudoers rule to allow each of these users to execute commands as another user, where the ...
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18 views

restoring debian user access

I have accidentally set the owner for all files and folders in the /home folder to 'root' (and a lot of other folders also) and now when I ssh into the server as myusername, I get the following error: ...
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57 views

audisp-remote signal USR1 works as root, not with sudo

So I have a weird problem that I'm running out of ideas to troubleshoot. My RedHat machines are using audisp-remote to send syslog messages to a central server. audisp-remote will respond to the ...
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37 views

NFS local user mapping works, but not with sudo

I want to use an NFS share for backing up. I have created a local user on the client with a specific uid/gid combination that works for writing files to the NFS share. So far so good. However, I need ...
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461 views

Sudo error: effective uid is not 0, is sudo installed setuid root? (sudo executable is already root/root 4755)

Running /usr/bin/env sudo /etc/init.d/httpd restart on a godaddy vps works fine from the shell. The same command executed remotely via capistrano generates the following error: sudo: effective uid is ...
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204 views

What is a safe alternative to wildcards in /etc/sudoers?

In the /etc/sudoers file on my Red Hat server, I have this line: %webdevgroup ALL=NOPASSWD: /bin/chmod * /home/http/* This is clearly a bad idea, since someone could do something like this: sudo ...
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256 views

RHEL Equivalent of AIX's chuser login=false rlogin=false

On AIX, I can disable login/remote login by setting the attributes listed to false, but I will still be able to su from other users, and sudo as the user. Is there an equivilant in RHEL to the ...
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114 views

Does my deploy user need to belong to the sudoer list for Upstart to start GUnicorn?

Does my deploy user need to belong to the sudoer list for Upstart to start GUnicorn? Here is the error from my Upstart log deploy is not in the sudoers file. This incident will be reported. It ...
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176 views

Intermittent sudo failure - SuSE 10

We have a longstanding production issue where cron on certain servers periodically report the following error- sudo: uid NNN does not exist in the passwd file! The user does exist, in fact it is ...
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83 views

Change sudo defaults only for sudo -i

At my site the typical sudoers setup has Defaults mail_always globally set so we can keep track of what the users are generally using sudo for (which should be very infrequent) and sort out fixing the ...
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Composer works as Common User but not root

When I run 'composer' as a common user, composer runs just fine. However if I run 'sudo composer' I receive a command not found message. When I enter 'sudo /usr/local/bin/composer' it works just fine. ...
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52 views

remote execution of commands using sudo /usr/bin/ssh

I have the following sudoers file in /etc/sudoers.d: Cmnd_Alias GETCONFIGFILES = /usr/bin/ssh servername.mydomain.com -p 1022 'cat /path/textfile.txt' User_Alias TOMCATUSER1 = localuser TOMCATUSER1 ...
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18 views

Run a script if another process was spotted

I have CentOS 7 and looking for a sollution about a small issue. I want to have a sudo script to be run but only if the system executed a specific command remotely. For example: I've put my command ...
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31 views

How to autostart node forever and spawn() as sudo?

My app periodically spawns a CasperJS scraper: spawn(CASPER_PATH, [SCRIPTS_PATH + fileName, '--ssl-protocol=any', '--user='+user, '--scrapeId='+scrapeId, '--pass='+pass], { ...
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84 views

sudo NFS SUID not working

Today I decided to move my NFS files from an ext4 HDD to an ext2 HDD using mc. Since then I am having trouble running the sudo command on all clients. When I try to run it I get an error saying ...
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35 views

cann't we have 32 bit uuid package installed along with 64 bit uuid package in ubuntu 12.04 64 bit

i am using 64 bit Ubuntu 12.04. i am trying to build 32 bit project in 64 bit Ubuntu OS. UUID generator related functions in a library. it is giving below linker error related to luuid: ...
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14 views

Appropriate user permissions for reading private dkim file contents from web app

As it stands, when sending email using clients like Thunderbird, my messages get signed with DKIM. However when generating emails from a web application, they do not get signed. As it stands I've ...
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115 views

sudoers file not working

I cannot for the life of me figure out why the sudoers file is not working. Anytime a user tries to login and elevate, they are give the error <name> is not in the sudoers file. This incident ...
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41 views

Sudoers, allow user to use root alias

Actually, my root have to aliases: alias unpool='/path/to/my/scripts/unpool.sh' alias pool='/path/to/my/scripts/pool.sh' I have the same for my user in ~/.bashrc I defined my /etc/sudoers.d/user ...
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32 views

sudo password being rejected, but system log-in work

adduser bob sudo usermod -a -G sudo bob I can log-in via terminal with the bob password but when i try any sudo command It asks for password but says it is incorrent. It is on ubuntu 12.04.
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45 views

mac osx ping6 only with sudo?

today I encountered a weird problem on Mac OSX 10.8.5 and IPv6: I tried to ping6 a host that is known to be up and running (I am connected to the host in question through ssh using the same remote ...
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175 views

Slow sudo response

We have LDAP setup to provide information regarding sudo. The whole system works, but it takes a long time (~10 seconds) for any sudo command to return. For instance if I run strace -f -r -o ...
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88 views

Using placeholders or environment variables in sudoers

Is it possible to use in sudoers rules any kind of placeholders (not just wildcards) or environment variables? What I would like to do is to verify that user (the one sudoing a command) passes as an ...