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IMP(5.3.1): add test and config function for check

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This commit is contained in:
Thibault Ayanides 2020-10-29 15:35:56 +01:00
parent 774af39a34
commit feefee28e4
2 changed files with 49 additions and 17 deletions
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48
bin/hardening/5.3.1_enable_pwquality.sh
View File

@ -16,11 +16,11 @@ DESCRIPTION="Set password creation requirement parameters using pam.cracklib."
PACKAGE='libpam-pwquality'
PATTERN_COMMON="pam_pwquality.so"
FILE_COMMON="/etc/pam.d/common-password"
PATTERN_COMMON='pam_pwquality.so'
FILE_COMMON='/etc/pam.d/common-password'
PATTERNS_QUALITY=""
FILE_QUALITY="/etc/security/pwquality.conf"
OPTIONS=''
FILE_QUALITY='/etc/security/pwquality.conf'
# This function will be called if the script status is on enabled / audit mode
audit () {
@ -35,11 +35,12 @@ audit () {
else
crit "$PATTERN_COMMON is not present in $FILE_COMMON"
fi
for PATTERN in $PATTERNS_QUALITY; do
OPTION=$(cut -d = -f 1 <<< $PATTERN)
PARAM=$(cut -d = -f 2 <<< $PATTERN)
PATTERN="$OPTION *= *$PARAM"
does_pattern_exist_in_file $FILE_QUALITY $PATTERN
for PW_OPT in $OPTIONS; do
PW_PARAM=$(echo $PW_OPT | cut -d= -f1)
PW_VALUE=$(echo $PW_OPT | cut -d= -f2)
PATTERN="^$PW_PARAM[[:space:]]+=[[:space:]]+$PW_VALUE"
does_pattern_exist_in_file $FILE_QUALITY "$PATTERN"
if [ $FNRET = 0 ]; then
ok "$PATTERN is present in $FILE_QUALITY"
else
@ -58,13 +59,32 @@ apply () {
crit "$PACKAGE is absent, installing it"
apt_install $PACKAGE
fi
does_pattern_exist_in_file $FILE $PATTERN
does_pattern_exist_in_file $FILE_COMMON $PATTERN_COMMON
if [ $FNRET = 0 ]; then
ok "$PATTERN is present in $FILE"
ok "$PATTERN_COMMON is present in $FILE_COMMON"
else
crit "$PATTERN is not present in $FILE"
add_line_file_before_pattern $FILE "password requisite pam_cracklib.so retry=3 minlen=8 difok=3" "# pam-auth-update(8) for details."
warn "$PATTERN_COMMON is not present in $FILE_COMMON"
add_line_file_before_pattern $FILE_COMMON "password requisite pam_pwquality.so retry=3" "# pam-auth-update(8) for details."
fi
for PW_OPT in $OPTIONS; do
PW_PARAM=$(echo $PW_OPT | cut -d= -f1)
PW_VALUE=$(echo $PW_OPT | cut -d= -f2)
PATTERN="^$PW_PARAM[[:space:]]+=[[:space:]]+$PW_VALUE"
does_pattern_exist_in_file $FILE_QUALITY $PATTERN
if [ $FNRET = 0 ]; then
ok "$PATTERN is present in $FILE_QUALITY"
else
warn "$PATTERN is not present in $FILE_QUALITY, adding it"
does_pattern_exist_in_file $FILE_QUALITY "^$PW_PARAM"
if [ $FNRET != 0 ]; then
add_end_of_file $FILE_QUALITY "$PW_PARAM = $PW_VALUE"
else
info "Parameter $SSH_PARAM is present but with the wrong value -- Fixing"
replace_in_file $FILE_QUALITY "^$PW_PARAM*.*" "$PW_PARAM = $PW_VALUE"
fi
fi
done
}
# This function will create the config file for this check with default values
@ -72,7 +92,7 @@ create_config() {
cat <<EOF
status=audit
# Put your custom configuration here
PATTERNS_QUALITY="^minlen=14 ^dcredit=-1 ^ucredit=-1 ^ocredit=-1 ^lcredit=-1"
OPTIONS="minlen=14 dcredit=-1 ucredit=-1 ocredit=-1 lcredit=-1"
EOF
}

18
tests/hardening/5.3.1_enable_pwquality.sh
View File

@ -5,10 +5,22 @@ test_audit() {
apt-get install -y libpam-pwquality
describe Running on blank host
register_test retvalshouldbe 0
dismiss_count_for_test
register_test retvalshouldbe 1
register_test contain "libpam-pwquality is installed"
# shellcheck disable=2154
run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
# TODO fill comprehensive tests
describe Correcting situation
sed -i 's/audit/enabled/' /opt/debian-cis/etc/conf.d/"${script}".cfg
/opt/debian-cis/bin/hardening/"${script}".sh || true
describe Checking resolved state
register_test retvalshouldbe 0
register_test contain "[ OK ] pam_pwquality.so is present in /etc/pam.d/common-password"
register_test contain "[ OK ] ^minlen[[:space:]]+=[[:space:]]+14 is present in /etc/security/pwquality.conf"
register_test contain "[ OK ] ^dcredit[[:space:]]+=[[:space:]]+-1 is present in /etc/security/pwquality.conf"
register_test contain "[ OK ] ^ucredit[[:space:]]+=[[:space:]]+-1 is present in /etc/security/pwquality.conf"
register_test contain "[ OK ] ^ocredit[[:space:]]+=[[:space:]]+-1 is present in /etc/security/pwquality.conf"
register_test contain "[ OK ] ^lcredit[[:space:]]+=[[:space:]]+-1 is present in /etc/security/pwquality.con"
run resolved /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
}