login in Slackware Linux 3.2 through 3.5 does not properly check for an error when the /etc/group file is missing, which prevents it from dropping privileges, causing it to assign root privileges to any local user who logs on to the server.
| Software | From | Fixed in |
|---|---|---|
| slackware / slackware_linux | 3.5 | 3.5.x |
| slackware / slackware_linux | 3.2 | 3.2.x |
| slackware / slackware_linux | 3.4 | 3.4.x |
| slackware / slackware_linux | 3.1 | 3.1.x |
| slackware / slackware_linux | 3.3 | 3.3.x |