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executable file
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vuls-ssh-command.sh
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#!/bin/sh
#/bin/echo "$SSH_ORIGINAL_COMMAND" >> /tmp/vuls-ssh-command.debug
# stty cols 1000; ls /etc/debian_version
# stty cols 1000; ls /etc/fedora-release
# stty cols 1000; ls /etc/oracle-release
# stty cols 1000; ls /etc/centos-release
# stty cols 1000; ls /etc/redhat-release
# stty cols 1000; ls /etc/system-release
# stty cols 1000; cat /etc/system-release
# stty cols 1000; type curl
# stty cols 1000; curl --max-time 1 --noproxy 169.254.169.254 http://169.254.169.254/latest/meta-data/instance-id
# stty cols 1000; /sbin/ip -o addr
# stty cols 1000; uname -r
# stty cols 1000; rpm -qa --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n"
# stty cols 1000; rpm -q --last kernel
# stty cols 1000; yum makecache --assumeyes
# stty cols 1000; repoquery --version | grep dnf
# stty cols 1000; repoquery --all --pkgnarrow=updates --qf='%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{REPO}'
# stty cols 1000; LANGUAGE=en_US.UTF-8 ps --no-headers --ppid 2 -p 2 --deselect -o pid,comm
# stty cols 1000; sudo -S ls -l /proc/1000/exe
# stty cols 1000; sudo -S cat /proc/1000/maps 2>/dev/null | grep -v " 00:00 " | awk '{print $6}' | sort -n | uniq
# stty cols 1000; sudo -S lsof -i -P -n | grep LISTEN
# stty cols 1000; rpm -qf --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n" /usr/sbin/ntpd ...
# stty cols 1000; sudo -S stat /proc/1/exe
# stty cols 1000; sudo -S stat /sbin/init
# stty cols 1000; /sbin/init --version
# stty cols 1000; sudo -S LANGUAGE=en_US.UTF-8 needs-restarting
# stty cols 1000; sudo -S LANGUAGE=en_US.UTF-8 which ntpd
# stty cols 1000; LANGUAGE=en_US.UTF-8 rpm -qf --queryformat "%{NAME}-%{EPOCH}:%{VERSION}-%{RELEASE}.%{ARCH}\n" /usr/sbin/ntpd
# stty cols 1000; docker ps --format '{{.ID}} {{.Names}} {{.Image}}'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/debian_version'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/fedora-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/oracle-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/centos-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/redhat-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/system-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'cat /etc/system-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'type curl'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'curl --max-time 1 --noproxy 169.254.169.254 http://169.254.169.254/latest/meta-data/instance-id'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c '/sbin/ip -o addr'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'uname -r'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'rpm -qa --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n"'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'rpm -q --last kernel'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'yum makecache --assumeyes'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'repoquery --version | grep dnf'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'repoquery --all --pkgnarrow=updates --qf='%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{REPO}''
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 ps --no-headers --ppid 2 -p 2 --deselect -o pid,comm'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'stat /proc/1/exe'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 needs-restarting'
# stty cols 1000; docker ps --format '{{.ID}} {{.Names}} {{.Image}}'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/debian_version'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'cat /etc/issue'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'lsb_release -ir'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'cat /etc/lsb-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'type curl'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'type wget'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c '/sbin/ip -o addr'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'uname -r'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'test -f /var/run/reboot-required'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'dpkg-query -W -f="\${binary:Package},\${db:Status-Abbrev},\${Version},\${Source},\${source:Version}\n"'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'apt-get update'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 apt-get dist-upgrade --dry-run'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 apt-cache policy '
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 ps --no-headers --ppid 2 -p 2 --deselect -o pid,comm'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls -l /proc/1/exe'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'cat /proc/1/maps 2>/dev/null | grep -v " 00:00 " | awk '{print $6}' | sort -n | uniq'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls -l /proc/1000/exe'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'lsof -i -P -n | grep LISTEN'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'dpkg -S /bin/sleep ...'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'stat /proc/1/exe'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'LANGUAGE=en_US.UTF-8 checkrestart'
# stty cols 1000; docker ps --format '{{.ID}} {{.Names}} {{.Image}}'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/debian_version'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/fedora-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/oracle-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/centos-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/redhat-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/system-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/os-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'zypper -V'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'uname'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'ls /etc/alpine-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'cat /etc/alpine-release'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'type curl'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'type wget'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'wget --tries=3 --timeout=1 --no-proxy -q -O - http://169.254.169.254/latest/meta-data/instance-id'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c '/sbin/ip -o addr'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'apk update'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'uname -r'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'apk info -v'
# stty cols 1000; docker exec --user 0 deadbeefdead /bin/sh -c 'apk version'
# https://github.com/future-architect/vuls/tree/v0.9.1/scan
# $ grep -n -E 'exec\(|cmd :?= ' *.go
test_stty() {
IFS=' '
set -- $1
test "$1" = "stty" -a "$2" = "cols"
}
escape() {
tr '\n' '\0' | sed 's/\x0/\\n/g;s/\t/\\t/g'
}
exec_command() {
IFS=$(printf '\t')
set -- $(/bin/echo "$@" | xargs printf '%s\t')
exec "$@"
}
verify_env() {
case "$1" in
LANGUAGE=*)
/bin/echo "$1"
;;
esac
}
verify_piped_command() {
case "$1" in
repoquery)
case "$2" in
--version)
/bin/echo 'repoquery --version | grep dnf'
;;
esac
;;
lsof)
/bin/echo 'lsof -i -P -n | grep LISTEN'
;;
sudo)
case "$3" in
lsof)
/bin/echo 'sudo -S lsof -i -P -n | grep LISTEN'
;;
cat)
pid=$(echo $4 | sed -n 's/^\/proc\/\([0-9]\+\)\/maps$/\1/p')
test -n "$pid" && /bin/echo "sudo -S cat /proc/$pid/maps 2>/dev/null | grep -v \" 00:00 \" | awk '{print \$6}' | sort -n | uniq"
;;
esac
;;
docker)
case "$2" in
exec)
options="--user 0"
container_id="$5"
docker_exec="docker exec $options $container_id /bin/sh -c"
IFS=$(printf '\t')
set -- $(/bin/echo "$@" | xargs printf '%s\t')
IFS=' '
set -- $8
case "$1" in
/sbin/ip)
hostname=$(echo $container_id | cut -c -12)
/bin/echo "$docker_exec 'while read line; do set -- \$line; test \"\$2\" = \"$hostname\" && echo \"0: eth0 inet \$1/32\"; done < /etc/hosts'"
;;
cat)
pid=$(echo $2 | sed -n 's/^\/proc\/\([0-9]\+\)\/maps$/\1/p')
test -n "$pid" && /bin/echo "$docker_exec 'cat /proc/$pid/maps 2>/dev/null | grep -v \" 00:00 \" | awk \"{print \\\$6}\" | sort -n | uniq'"
;;
*)
command=$(verify_piped_command "$@")
test -n "$command" && /bin/echo "$docker_exec '$command'"
;;
esac
;;
esac
;;
esac
}
verify_command() {
case "$1" in
ls|lsb_release|uname|test|dpkg-query|apt-cache|ps|stat|checkrestart|needs-restarting)
/bin/echo "$@"
;;
cat)
IFS='/'
set -- $2
case "$2" in
etc)
case "$3" in
debian_version|fedora-release|oracle-release|centos-release|redhat-release|system-release|os-release|alpine-release|issue|lsb-release)
/bin/echo cat /$2/$3
;;
esac
;;
esac
;;
type)
case "$2" in
curl|wget|docker)
/bin/echo "sh -c 'type $2'"
;;
esac
;;
curl)
/bin/echo curl --max-time 1 --retry 3 --noproxy 169.254.169.254 http://169.254.169.254/latest/meta-data/instance-id
;;
wget)
/bin/echo wget --tries=3 --timeout=1 --no-proxy -q -O - http://169.254.169.254/latest/meta-data/instance-id
;;
/sbin/init)
/bin/echo /sbin/init --version
;;
/sbin/ip)
/bin/echo /sbin/ip -o addr
;;
yum)
case "$2" in
makecache)
/bin/echo yum makecache --assumeyes
;;
esac
;;
repoquery)
/bin/echo "$@"
;;
rpm)
case "$2" in
-q|-qa|-qf)
/bin/echo "$@"
;;
esac
;;
apt-get)
case "$2" in
update)
/bin/echo apt-get update
;;
dist-upgrade)
/bin/echo apt-get dist-upgrade --dry-run
;;
esac
;;
dpkg)
case "$2" in
-S)
/bin/echo "$@"
;;
esac
;;
apk)
case "$2" in
update|version)
/bin/echo apk $2
;;
info)
/bin/echo apk info -v
;;
esac
;;
zypper)
case "$2" in
-V)
/bin/echo zypper -V
;;
esac
;;
sudo)
shift 2
env=$(verify_env "$@")
test -n "$env" && shift
case "$1" in
apt-get)
/bin/echo sudo -S apt-get update
;;
stat|ls|needs-restarting|which)
/bin/echo sudo -S $env "$@"
;;
esac
;;
docker)
case "$2" in
ps)
/bin/echo "$@"
;;
exec)
options="--user 0"
container_id="$5"
IFS=$(printf '\t')
set -- $(/bin/echo "$@" | xargs printf '%s\t')
IFS=' '
set -- $8
env=$(verify_env "$@")
test -n "$env" && options="$options --env '$env'" && shift
command=$(verify_command "$@")
test -n "$command" && /bin/echo docker exec $options $container_id $command
;;
esac
;;
esac
}
IFS=';'
set -- $SSH_ORIGINAL_COMMAND
test_stty "$1" || exit 126
$1
shift
IFS=' '
set -- $(printf ';%s' "$@" | escape | cut -c 2-)
env=$(verify_env "$@")
test -n "$env" && export "$env" && shift
command=$(verify_piped_command "$@")
if [ -n "$command" ]
then
/bin/sh -c "$command"
exit
fi
IFS=' '
command=$(verify_command "$@")
test -n "$command" && exec_command $command
exit 126