mirror of
https://github.com/ovh/debian-cis.git
synced 2024-11-22 13:37:02 +01:00
0b85d16c16
renamed: 2.19_disable_freevxfs.sh -> 1.1.1.1_disable_freevxfs.sh renamed: 2.20_disable_jffs2.sh -> 1.1.1.2_disable_jffs2.sh renamed: 2.21_disable_hfs.sh -> 1.1.1.3_disable_hfs.sh renamed: 2.22_disable_hfsplus.sh -> 1.1.1.4_disable_hfsplus.sh renamed: 2.24_disable_udf.sh -> 1.1.1.5_disable_udf.sh renamed: 2.7_var_log_partition.sh -> 1.1.11_var_log_partition.sh renamed: 2.8_var_log_audit_partition.sh -> 1.1.12_var_log_audit_partition.sh renamed: 2.9_home_partition.sh -> 1.1.13_home_partition.sh renamed: 2.10_home_nodev.sh -> 1.1.14_home_nodev.sh renamed: 2.14_run_shm_nodev.sh -> 1.1.15_run_shm_nodev.sh renamed: 2.15_run_shm_nosuid.sh -> 1.1.16_run_shm_nosuid.sh renamed: 2.16_run_shm_noexec.sh -> 1.1.17_run_shm_noexec.sh renamed: 2.11_removable_device_nodev.sh -> 1.1.18_removable_device_nodev.sh renamed: 2.13_removable_device_nosuid.sh -> 1.1.19_removable_device_nosuid.sh renamed: 2.12_removable_device_noexec.sh -> 1.1.20_removable_device_noexec.sh renamed: 2.17_sticky_bit_world_writable_folder.sh -> 1.1.21_sticky_bit_world_writable_folder.sh renamed: 2.25_disable_automounting.sh -> 1.1.22_disable_automounting.sh renamed: 2.1_tmp_partition.sh -> 1.1.2_tmp_partition.sh renamed: 2.2_tmp_nodev.sh -> 1.1.3_tmp_nodev.sh renamed: 2.3_tmp_nosuid.sh -> 1.1.4_tmp_nosuid.sh renamed: 2.4_tmp_noexec.sh -> 1.1.5_tmp_noexec.sh renamed: 2.5_var_partition.sh -> 1.1.6_var_partition.sh renamed: 1.1_install_updates.sh -> 1.8_install_updates.sh
64 lines
2.2 KiB
Bash
Executable File
64 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
#
|
|
# CIS Debian Hardening
|
|
#
|
|
|
|
#
|
|
# 1.1.21 Ensure Sticky Bit set on All World-Writable Directories (Scored)
|
|
#
|
|
|
|
set -e # One error, it's over
|
|
set -u # One variable unset, it's over
|
|
|
|
HARDENING_LEVEL=2
|
|
DESCRIPTION="Set sticky bit on world writable directories to prevent users from deleting or renaming files that are not owned by them."
|
|
|
|
# This function will be called if the script status is on enabled / audit mode
|
|
audit () {
|
|
info "Checking if setuid is set on world writable Directories"
|
|
FS_NAMES=$(df --local -P | awk {'if (NR!=1) print $6'} )
|
|
RESULT=$( $SUDO_CMD find $FS_NAMES -xdev -type d \( -perm -0002 -a ! -perm -1000 \) -print 2>/dev/null)
|
|
if [ ! -z "$RESULT" ]; then
|
|
crit "Some world writable directories are not on sticky bit mode!"
|
|
FORMATTED_RESULT=$(sed "s/ /\n/g" <<< $RESULT | sort | uniq | tr '\n' ' ')
|
|
crit "$FORMATTED_RESULT"
|
|
else
|
|
ok "All world writable directories have a sticky bit"
|
|
fi
|
|
}
|
|
|
|
# This function will be called if the script status is on enabled mode
|
|
apply () {
|
|
RESULT=$(df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type d \( -perm -0002 -a ! -perm -1000 \) -print 2>/dev/null)
|
|
if [ ! -z "$RESULT" ]; then
|
|
df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type d -perm -0002 2>/dev/null | xargs chmod a+t
|
|
else
|
|
ok "All world writable directories have a sticky bit, nothing to apply"
|
|
fi
|
|
}
|
|
|
|
# This function will check config parameters required
|
|
check_config() {
|
|
# No param for this function
|
|
:
|
|
}
|
|
|
|
# Source Root Dir Parameter
|
|
if [ -r /etc/default/cis-hardening ]; then
|
|
. /etc/default/cis-hardening
|
|
fi
|
|
if [ -z "$CIS_ROOT_DIR" ]; then
|
|
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
|
|
echo "Cannot source CIS_ROOT_DIR variable, aborting."
|
|
exit 128
|
|
fi
|
|
|
|
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
|
|
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
|
|
. $CIS_ROOT_DIR/lib/main.sh
|
|
else
|
|
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
|
|
exit 128
|
|
fi
|