Check the expiration date information of the password. Linux change password using passwd command over ssh. The passwd command exits with one of the following values. If the problem is simple, or specific to a single error message, its solution is usually described. While it is fine that all users can read this file, they should not be able to change fields. The passwd command performs various operations regarding passwords.
The passwd file doesnt contain password hashes any more they are in the shadow file. A local user may be able to obtain root privileges. The passwd command changes the password or lists password attributes associated with the users login name. Sun did not provide details regarding the nature of the flaw. A common cause of a permission denied, password expired, type message is. I was able to clear out the users passwd with the passwd d command. The passwd command solaris naming administration guide. Default permission for etcpasswd is 644 default permission for etcshadow is 400. Warning this procedure is valid for solaris 10 only, and hasnt been tested under solaris 8. This passwd permission denied problem can be caused by a recommended solaris security patch that may have replaced your custom nis makefile with a standard issue solaris one that has pwdir. On solaris 10 and 11 root is being prompted when trying to. You should use the passwd command for all activities which used to be performed with the nispasswd command. I have joined my solaris 10 u6 box to my win 2003 ad domain using the following process.
Find answers to passwd permission denied from the expert community at experts exchange. S the s stdin option causes sudo to read the password from the standard input instead of the terminal device. After entering your login id and password, you may get a permission denied message and be returned to the login. One of the most confusing issues for novice users of solaris is understanding the solaris file access permissions system. Permission denied this applies to all local user accounts on the solaris system. The reason to make it worldreadable is so that the world can read it. File permissions of the etcshadow password file linux. A vulnerability was reported in the sun solaris passwd1 command. Otherwise it could disrupt file permissions and authorizations.
Would at least obfuscate the password by just putting the hash into the commandline. The password should be minimum 812 characters long including special characters, digits, lower case. The password file can be used in conjunction with other naming sources, such as the nis maps passwd. Securing access to software owner oracle on oracle. This can be used to execute arbitrary screenbased programs such as passwd on a remote machine, which can be very useful, e. The second, which in this example is empty, is the group password. Hi, i have an issue after installing and configuring sudo, it worked in perfectly in several workstations but in one in particular the nonroot user i created cant execute sudo at all, the sudoers file seems to be correctly set up since this command usrlocalbinsudo l u malcomx returns every command the user is supposed to be able to execute with sudo, but even trying to execute sudo. Next i tried to view the permissions of the file with ls l etcpasswd.
Id try to give everyone write access to that folder on your d. Securing access to software owner oracle on oracle solaris in sap environments 5 2. Even when i run passwd as root through recovery, i get a permissions denied error. Though i am able to perform all configurations, i am unable to set the password for the newly created user. Permission denied suspect youve lost the setuid permission bit on usrbinpasswd.
Examples names have been changed to protect the guilty. Exit values the passwd command exits with the following values. Later, well see how to use a new feature of solaris 8 to delegate certain maintenance tasks to members of this newly created group. On solaris 10 and 11 root is being prompted when trying to change the password description on versions of qas between 4. In this example, change password for user called nixcraft on server1. However, when i try to change the password, it allows me to enter the passwords for the user but then it tells me permission denied. Systems administrator, psychology department, columbia university, new york, ny 10027 202017. Lost root passwd and super on solaris 8 solutions experts. Solaris 9 and 10 have ssh installed as part of the os.
The solaris file system permits three basic kinds of file accessthe ability to read r, to write w, and to execute x a file or directory. As root, i type passwd, enter the new password, but the user is still access denied. Permission denied in this case there was a problem in the etcpasswd file. Exit value upon successful execution of a command, the exit status from sudo will be the exit status of the program that was executed. In solaris 9, i am making a script based installer which needs creating a user and configuring its profile. Permission denied when attempting to backup esxi vmware. What is default permission of etcpasswd, etcshadow files. In this example, the administrator changes the password string for an oracle solarisdelivered system. As a result, running a script that calls reboot 8 or shutdown 8 via sudo may cause the system to end up in this undefined state unless the reboot 8 or shutdown 8 are run using the exec family of functions instead of system which interposes a shell between the command and the calling process. Dec 18, 20 hi, i have an issue after installing and configuring sudo, it worked in perfectly in several workstations but in one in particular the nonroot user i created cant execute sudo at all, the sudoers file seems to be correctly set up since this command usrlocalbinsudo l u malcomx returns every command the user is supposed to be able to execute with sudo, but even trying to execute sudo. Once pkgget is set up, you just run pkgget i openssh and everything is done for you. If not, an error is returned, indi cating you have no permission to su root. Permission denied this applies to all local user accounts on the solaris. Hi gurus, i have ussers cannot change their passwords, neither can root change the users password.
The invoking users real not effective user id is used to determine the user name with which to query the security policy. The nobody class has read permission for this domain. You can probably confirm if selinux is on by examining the kickstart file follow the instructions from here to boot into rescue mode. You need to specify the repository where do you wanna change it, in case locally then. How to make a password valid for a longer duration. Sun solaris passwd1 may let local users obtain root. Aug 01, 2012 solaris 10 passwd permission denied as root august 1, 2012 scadmin so you have a solaris 10 operating environment and youre getting permission denied errors when trying to change a users password while logged in as root. See the passwd command man page for a complete description of all passwd flags, options, and.
It would be fairly easy to take over the root account for example. Root user not able to change the user passwords using. See the passwd command man page for a complete description of all passwd flags, options, and arguments. I was looking for something in my solaris 8 sys admin 2 course notes yesterday when i came across a worked example of. On unix, use the following procedure to reset the password for the mysql. Default permission for etc passwd is 644 default permission for etcshadow is 400. Can you explain etcshadow file format used under linux or unixlike system. File permissions of the etcshadow password file linux audit. Multiple t options force tty allocation, even if ssh has no local tty. Additionally, privileged users may use passwd to install or change passwords and attributes associated with any login name. Also, i just tried to add a new user and i have my script set to prompt.
These permissions can be granted exclusively or nonexclusively on individual files, or on a group of files specified by a wildcard. Hi, last year i setup a solaris box for a client, gave them the root passwd but they have lost the passwd and i never kept a copy with me. Perform the same edits in the etcsudoersfile as described previously for oracle solaris 11. Originally posted by incredible permission for usrbinpasswd should be allowed for execute permission passwd and shadow file must be either 400 or 600 i. The easy way to install the ssh server and client is to use pkgget. This means that your login attempt has failed because an administrator has either locked your password, or terminated your account, or your password privileges have expired.
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