mirror of
https://github.com/Kicksecure/security-misc.git
synced 2024-10-01 08:25:45 -04:00
123 lines
4.1 KiB
Plaintext
123 lines
4.1 KiB
Plaintext
## Copyright (C) 2012 - 2024 ENCRYPTED SUPPORT LP <adrelanos@whonix.org>
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## See the file COPYING for copying conditions.
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## Please use "/etc/permission-hardener.d/20_user.conf" or
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## "/usr/local/etc/permission-hardener.d/20_user.conf" for your custom
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## configuration. When security-misc is updated, this file may be overwritten.
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## File permission hardening.
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##
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## Syntax:
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## [filename] [mode] [owner] [group] [capability]
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## [filename] [exactwhitelist|matchwhitelist|disablewhitelist|nosuid]
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##
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## TODO: white spaces inside file name untested and probably will not work.
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######################################################################
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# Global Settings
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######################################################################
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#whitelists_disable_all=true
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######################################################################
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# SUID disables below (or in lexically higher) files: disablewhitelist
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######################################################################
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## For example, if you are not using SELinux the following might make sense to
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## enable. TODO: research
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#/utempter/utempter disablewhitelist
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## If you are not going to use AppImages such as electrum Bitcoin wallet.
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#/fusermount disablewhitelist
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######################################################################
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# SUID whitelist matches full path: exactwhitelist
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######################################################################
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## In case you need to use 'su'. See also:
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## https://www.kicksecure.com/wiki/root#su
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#/usr/bin/su exactwhitelist
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## https://manpages.debian.org/xserver-xorg-legacy/Xorg.wrap.1.en.html
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## https://lwn.net/Articles/590315/
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## https://forums.whonix.org/t/suid-disabler-and-permission-hardener/7706/35
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#/usr/lib/xorg/Xorg.wrap whitelist
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######################################################################
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# SUID whitelist matches in any section of the path: matchwhitelist
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######################################################################
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## Examples below are already configured:
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#ssh-agent matchwhitelist
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#/usr/lib/openssh matchwhitelist
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######################################################################
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# Permission Hardening
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######################################################################
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/home/ 0755 root root
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/root/ 0700 root root
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/boot/ 0700 root root
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/etc/permission-hardener.d 0600 root root
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/usr/local/etc/permission-hardener.d 0600 root root
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/usr/lib/modules/ 0700 root root
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/usr/src 0700 root root
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/etc/cups/cupsd.conf 0400 root root
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/etc/syslog.conf 0600 root root
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/etc/ssh/sshd_config 0600 root root
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/etc/crontab 0600 root root
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/etc/cron.d 0700 root root
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/etc/cron.daily 0700 root root
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/etc/sudoers.d 0700 root root
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/etc/cron.hourly 0700 root root
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/etc/cron.weekly 0700 root root
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/etc/cron.monthly 0700 root root
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/etc/group 0644 root root
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/etc/group- 0644 root root
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/etc/hosts.allow 0644 root root
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/etc/hosts.deny 0644 root root
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/etc/issue 0644 root root
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/etc/issue.net 0644 root root
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/etc/motd 0644 root root
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/etc/passwd 0644 root root
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/etc/passwd- 0644 root root
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######################################################################
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# SUID/SGID Removal: nosuid
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######################################################################
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## To remove all SUID/SGID binaries in a directory, you can use the "nosuid"
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## argument.
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##
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## Remove all SUID/SGID binaries/libraries.
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/opt/ nosuid
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/usr/bin/ nosuid
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/usr/lib32/ nosuid
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/usr/lib64/ nosuid
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/usr/lib/ nosuid
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/usr/local/bin/ nosuid
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/usr/local/lib32/ nosuid
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/usr/local/lib64/ nosuid
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/usr/local/lib/ nosuid
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/usr/local/opt/ nosuid
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/usr/local/sbin/ nosuid
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/usr/local/usr/bin/ nosuid
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/usr/local/usr/lib32/ nosuid
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/usr/local/usr/lib64/ nosuid
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/usr/local/usr/lib/ nosuid
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/usr/local/usr/sbin/ nosuid
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/usr/sbin/ nosuid
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######################################################################
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# Capability Removal
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######################################################################
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## Ping doesn't work with Tor anyway so its capabilities are removed to
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## reduce attack surface.
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## anon-apps-config does this.
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#/usr/bin/ping 0744 root root none
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## TODO: research
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#/usr/lib/x86_64-linux-gnu/gstreamer1.0/grstreamer-1.0/gst-ptp-helper 0744 root root none
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