66 lines
1.8 KiB
Bash
Executable File
66 lines
1.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# harbian-audit for Debian GNU/Linux 7/8/9 Hardening
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#
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#
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# 11.2 Remove OS Information from Login Warning Banners (Scored)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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HARDENING_LEVEL=3
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FILES='/etc/motd /etc/issue /etc/issue.net'
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PATTERN='(\\v|\\r|\\m|\\s|Debian|CentOS)'
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# This function will be called if the script status is on enabled / audit mode
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audit () {
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for FILE in $FILES; do
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does_pattern_exist_in_file $FILE "$PATTERN"
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if [ $FNRET = 0 ]; then
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crit "$PATTERN is present in $FILE"
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else
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ok "$PATTERN is not present in $FILE"
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fi
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done
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}
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# This function will be called if the script status is on enabled mode
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apply () {
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for FILE in $FILES; do
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does_pattern_exist_in_file $FILE "$PATTERN"
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if [ $FNRET = 0 ]; then
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warn "$PATTERN is present in $FILE"
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echo "Authorized uses only. All activity may be monitored and reported." > $FILE
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else
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ok "$PATTERN is not present in $FILE"
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fi
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done
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_ROOT_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_ROOT_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
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. $CIS_ROOT_DIR/lib/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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