Add firewall checks for new configuration
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@ -6,6 +6,7 @@ and this project **does not adhere to [Semantic Versioning](http://semver.org/sp
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### Added
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* Check for bullseye security repository
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* Checks for new minifirewall configuration
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### Changed
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13
evocheck.sh
13
evocheck.sh
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@ -4,7 +4,7 @@
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# Script to verify compliance of a Debian/OpenBSD server
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# powered by Evolix
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VERSION="21.07"
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VERSION="21.09"
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readonly VERSION
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# base functions
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@ -356,6 +356,13 @@ check_minifw() {
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/sbin/iptables -L -n | grep -q -E "^ACCEPT\s*all\s*--\s*31\.170\.8\.4\s*0\.0\.0\.0/0\s*$" \
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|| failed "IS_MINIFW" "minifirewall seems not starded"
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}
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check_minifw_includes() {
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if is_debian_bullseye; then
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if grep -q -e '/sbin/iptables' -e '/sbin/ip6tables' "${MINIFW_FILE}"; then
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failed "IS_MINIFWINCLUDES" "minifirewall has direct iptables invocations in ${MINIFW_FILE} that should go in /etc/minifirewall.d/"
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fi
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fi
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}
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check_nrpeperms() {
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if [ -d /etc/nagios ]; then
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nagiosDir="/etc/nagios"
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@ -468,7 +475,8 @@ check_squid() {
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&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d $host -j ACCEPT" "$MINIFW_FILE" \
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&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -d 127.0.0.(1|0/8) -j ACCEPT" "$MINIFW_FILE" \
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&& grep -qE "^[^#]*iptables -t nat -A OUTPUT -p tcp --dport 80 -j REDIRECT --to-port.* $http_port" "$MINIFW_FILE";
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} || failed "IS_SQUID" "missing squid rules in minifirewall"
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} || grep -qE "^PROXY='?on'?" "$MINIFW_FILE" \
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|| failed "IS_SQUID" "missing squid rules in minifirewall"
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fi
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}
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check_evomaintenance_fw() {
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@ -1397,6 +1405,7 @@ main() {
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test "${IS_ALERT5MINIFW:=1}" = 1 && test "${IS_MINIFW:=1}" = 1 && check_minifw
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test "${IS_NRPEPERMS:=1}" = 1 && check_nrpeperms
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test "${IS_MINIFWPERMS:=1}" = 1 && check_minifwperms
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test "${IS_MINIFWINCLUDES:=1}" = 1 && check_minifw_includes
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test "${IS_NRPEDISKS:=0}" = 1 && check_nrpedisks
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test "${IS_NRPEPID:=1}" = 1 && check_nrpepid
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test "${IS_GRSECPROCS:=1}" = 1 && check_grsecprocs
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