2021-01-29 10:27:31 +00:00
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# frozen_string_literal: true
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2017-11-19 10:48:07 +00:00
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# author: Christoph Hartmann
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class SUIDBlacklist < Inspec.resource(1)
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name 'suid_blacklist'
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desc 'The suid_blacklist resoruce returns the default suid blacklist'
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def default
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[
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# blacklist as provided by NSA
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'/usr/bin/rcp', '/usr/bin/rlogin', '/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/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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# from Ubuntu xenial, need to investigate
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# '/sbin/unix_chkpwd',
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# '/sbin/pam_extrausers_chkpwd',
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# '/usr/lib/x86_64-linux-gnu/utempter/utempter',
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# '/usr/sbin/postdrop',
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# '/usr/sbin/postqueue',
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# '/usr/bin/ssh-agent',
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# '/usr/bin/mlocate',
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# '/usr/bin/crontab',
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# '/usr/bin/screen',
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# '/usr/bin/expiry',
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# '/usr/bin/wall',
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# '/usr/bin/chage',
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# '/usr/bin/bsd-write'
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]
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end
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end
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