2017-04-24 12:22:51 +00:00
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# SYSTEM CONFIGURATION
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# ====================
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# These are not meant to be modified by the user
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# suid and sgid blacklists and whitelists
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# ---------------------------------------
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# don't change values in the system_blacklist/whitelist
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# adjust values for blacklist/whitelist instead, they can override system_blacklist/whitelist
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# list of suid/sgid entries that must be removed
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2018-12-17 12:50:15 +00:00
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os_security_suid_sgid_system_blacklist:
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2017-04-24 12:22:51 +00:00
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# blacklist as provided by NSA
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- '/usr/bin/rcp'
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- '/usr/bin/rlogin'
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- '/usr/bin/rsh'
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# sshd must not use host-based authentication (see ssh cookbook)
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- '/usr/libexec/openssh/ssh-keysign'
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- '/usr/lib/openssh/ssh-keysign'
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# misc others
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- '/sbin/netreport' # not normally required for user
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- '/usr/sbin/usernetctl' # modify interfaces via functional accounts
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# connecting to ...
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- '/usr/sbin/userisdnctl' # no isdn...
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- '/usr/sbin/pppd' # no ppp / dsl ...
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# lockfile
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- '/usr/bin/lockfile'
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- '/usr/bin/mail-lock'
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- '/usr/bin/mail-unlock'
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- '/usr/bin/mail-touchlock'
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- '/usr/bin/dotlockfile'
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# need more investigation blacklist for now
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- '/usr/bin/arping'
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- '/usr/sbin/uuidd'
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- '/usr/bin/mtr' # investigate current state...
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- '/usr/lib/evolution/camel-lock-helper-1.2' # investigate current state...
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- '/usr/lib/pt_chown' # pseudo-tty needed?
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- '/usr/lib/eject/dmcrypt-get-device'
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- '/usr/lib/mc/cons.saver' # midnight commander screensaver
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# list of suid/sgid entries that can remain untouched
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os_security_suid_sgid_system_whitelist:
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# whitelist as provided by NSA
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- '/bin/mount'
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- '/bin/ping'
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- '/bin/su'
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2018-12-17 12:50:15 +00:00
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- '/usr/bin/su'
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2017-04-24 12:22:51 +00:00
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- '/bin/umount'
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- '/sbin/pam_timestamp_check'
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- '/sbin/unix_chkpwd'
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- '/usr/bin/at'
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- '/usr/bin/gpasswd'
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- '/usr/bin/locate'
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- '/usr/bin/newgrp'
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- '/usr/bin/passwd'
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- '/usr/bin/ssh-agent'
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- '/usr/libexec/utempter/utempter'
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- '/usr/sbin/lockdev'
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- '/usr/sbin/sendmail.sendmail'
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- '/usr/bin/expiry'
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# whitelist ipv6
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- '/bin/ping6'
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- '/usr/bin/traceroute6.iputils'
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# whitelist nfs
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- '/sbin/mount.nfs'
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- '/sbin/umount.nfs'
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# whitelist nfs4
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- '/sbin/mount.nfs4'
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- '/sbin/umount.nfs4'
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# whitelist cron
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- '/usr/bin/crontab'
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# whitelist consolemssaging
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- '/usr/bin/wall'
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- '/usr/bin/write'
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# whitelist: only SGID with utmp group for multi-session access
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# impact is limited; installation/usage has some remaining risk
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- '/usr/bin/screen'
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# whitelist locate
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- '/usr/bin/mlocate'
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# whitelist usermanagement
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- '/usr/bin/chage'
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- '/usr/bin/chfn'
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- '/usr/bin/chsh'
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# whitelist fuse
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- '/bin/fusermount'
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# whitelist pkexec
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- '/usr/bin/pkexec'
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# whitelist sudo
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- '/usr/bin/sudo'
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- '/usr/bin/sudoedit'
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# whitelist postfix
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- '/usr/sbin/postdrop'
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- '/usr/sbin/postqueue'
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# whitelist apache
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- '/usr/sbin/suexec'
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# whitelist squid
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- '/usr/lib/squid/ncsa_auth'
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- '/usr/lib/squid/pam_auth'
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# whitelist kerberos
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- '/usr/kerberos/bin/ksu'
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# whitelist pam_caching
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- '/usr/sbin/ccreds_validate'
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# whitelist Xorg
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- '/usr/bin/Xorg' # xorg
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- '/usr/bin/X' # xorg
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- '/usr/lib/dbus-1.0/dbus-daemon-launch-helper' # freedesktop ipc
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- '/usr/lib/vte/gnome-pty-helper' # gnome
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- '/usr/lib/libvte9/gnome-pty-helper' # gnome
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- '/usr/lib/libvte-2.90-9/gnome-pty-helper' # gnome
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# system accounts that do not get their login disabled and pasword changed
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os_always_ignore_users: ['root','sync','shutdown','halt']
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