Tomster/Fedora-CoreOS-Ignition
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Code

Additional hardening

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Signed-off-by: Tommy <contact@tommytran.io>
This commit is contained in:
Tommy 2022-12-01 14:47:50 -05:00
parent f6393dc6fa
commit e91473fe24
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GPG Key ID: 060B29EB996BD9F2
8 changed files with 62 additions and 39 deletions
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Docker-Compose.yml
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@ -31,11 +31,17 @@ systemd:
ExecStart=/usr/bin/rpm-ostree install docker-compose fail2ban firewalld tuned qemu-guest-agent ExecStart=/usr/bin/rpm-ostree install docker-compose fail2ban firewalld tuned qemu-guest-agent
ExecStart=/bin/touch /var/lib/%N.stamp ExecStart=/bin/touch /var/lib/%N.stamp
ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
ExecStart=/usr/bincurl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
ExecStart=/bin/systemctl --no-block reboot ExecStart=/bin/systemctl --no-block reboot
[Install] [Install]

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Generic.yml
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@ -31,11 +31,17 @@ systemd:
ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent
ExecStart=/bin/touch /var/lib/%N.stamp ExecStart=/bin/touch /var/lib/%N.stamp
ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
ExecStart=/usr/bincurl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
ExecStart=/bin/systemctl --no-block reboot ExecStart=/bin/systemctl --no-block reboot
[Install] [Install]

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GitLab.yml
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@ -31,11 +31,17 @@ systemd:
ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent
ExecStart=/bin/touch /var/lib/%N.stamp ExecStart=/bin/touch /var/lib/%N.stamp
ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
ExecStart=/usr/bincurl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
ExecStart=/bin/systemctl --no-block reboot ExecStart=/bin/systemctl --no-block reboot
[Install] [Install]
@ -164,4 +170,3 @@ kernel_arguments:
- randomize_kstack_offset=on - randomize_kstack_offset=on
- extra_latent_entropy - extra_latent_entropy
- debugfs=off - debugfs=off

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@ -31,11 +31,17 @@ systemd:
ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent ExecStart=/usr/bin/rpm-ostree install firewalld tuned qemu-guest-agent
ExecStart=/bin/touch /var/lib/%N.stamp ExecStart=/bin/touch /var/lib/%N.stamp
ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth ExecStart=/usr/bin/sed 's/nullok//g' /etc/pam.d/system-auth
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d
ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
ExecStart=/usr/bincurl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
ExecStart=/bin/systemctl --no-block reboot ExecStart=/bin/systemctl --no-block reboot
[Install] [Install]